Bio


Giorgio Gratta is a Professor of Physics at Stanford university where he is currently serving as chair of the Physics Department. Gratta is an experimentalist, with research interests in the broad area of the physics of fundamental particles and their interactions. While his career started with experiments at particle colliders, since at Stanford Gratta has tackled the study of neutrinos and gravity at the shortest distances. With two landmark experiments using neutrinos produced by nuclear reactors, made observations in the area of neutrino oscillations, and with one of them was first in reporting oscillations using artificial neutrinos and establishing the finite nature of neutrino masses. The same experiment was also first to detect neutrinos from the interior of our planet, providing a new tool for the Earth sciences. At a very different energy scale, Gratta and his group substantially advanced the techniques to detect ultra-high energy neutrinos in cosmic radiation, using acoustic signals in large bodies of water.
In more recent times, Gratta has led the development of liquid Xenon detectors in the search for the neutrinoless double beta decay, a nuclear decay that if observed would change our understanding of the quantum nature of neutrinos and help explaining the asymmetry between matter and antimatter in the universe. Gratta is currently the scientific leader of one of the three very large experiments on the subject, world-wide.
In a parallel development, Gratta’s group is studying new long range interactions (or an anomalous behavior of gravity) at distances below 50 micrometers. This is achieved with an array of different techniques, from optical levitation of microscopic particles in vacuum, to the use of Mössbauer spectroscopy and, most recently, neutron scattering on nanostructured materials.

Academic Appointments


2023-24 Courses


Stanford Advisees


All Publications


  • Neutrino physics for Korean diplomacy. Science (New York, N.Y.) Carr, R., Coleman, J., Gratta, G., Heeger, K., Huber, P., Hor, Y., Kawasaki, T., Kim, S., Kim, Y., Learned, J., Lindner, M., Nakajima, K., Seo, S., Suekane, F., Vacheret, A., Wang, W., Zhan, L. 2018; 362 (6415): 649–50

    View details for PubMedID 30409877

  • Single-beam dielectric-microsphere trapping with optical heterodyne detection PHYSICAL REVIEW A Rider, A. D., Blakemore, C. P., Gratta, G., Moore, D. C. 2018; 97 (1)
  • Magnetic bubble chambers and sub-GeV dark matter direct detection PHYSICAL REVIEW D Bunting, P. C., Gratta, G., Melia, T., Rajendran, S. 2017; 95 (9)
  • Measurement of the drift velocity and transverse diffusion of electrons in liquid xenon with the EXO-200 detector PHYSICAL REVIEW C Albert, J. B., Barbeau, P. S., Beck, D., Belov, V., Breidenbach, M., Brunner, T., Burenkov, A., Cao, G. F., Cen, W. R., Chambers, C., Cleveland, B., Coon, M., Craycraft, A., Daniels, T., Danilov, M., Daugherty, S. J., Daughhetee, J., Davis, J., Delaquis, S., Mesrobian-Kabakian, A. D., DeVoe, R., Didberidze, T., Dilling, J., Dolgolenko, A., Dolinski, M. J., Dunford, M., Fairbank, W., Farine, J., Feyzbakhsh, S., Fierlinger, P., Fudenberg, D., Gornea, R., Graham, K., Gratta, G., Hall, C., Hughes, M., JEWELL, M. J., Johnson, A., Johnson, T. N., Johnston, S., Karelin, A., Kaufman, L. J., Killick, R., Koffas, T., Kravitz, S., Krucken, R., Kuchenkov, A., Kumar, K. S., Lan, Y., Leonard, D. S., Licciardi, C., Lin, Y. H., MacLellan, R., Marino, M. G., Mong, B., Moore, D., NJOYA, O., Nelson, R., Odian, A., Ostrovskiy, I., Piepke, A., Pocar, A., Prescott, C. Y., Retiere, F., Rowson, P. C., Russell, J. J., Schubert, A., Sinclair, D., Smith, E., Stekhanov, V., Tarka, M., Tolba, T., Tsang, R., Twelker, K., Vuilleumier, J., Waite, A., Walton, J., Walton, T., Weber, M., WEN, L. J., Wichoski, U., Wood, J., Yang, L., Yen, Y., Zeldovich, O. Y., Zettlemoyer, J. 2017; 95 (2)
  • A density staggered cantilever for micron length gravity probing Wang, Q., Rider, A. D., Moore, D. C., Blakemore, C. P., Cao, L., Gratta, G., IEEE IEEE. 2017: 1773–78
  • Search for Screened Interactions Associated with Dark Energy below the 100?µm Length Scale. Physical review letters Rider, A. D., Moore, D. C., Blakemore, C. P., Louis, M., Lu, M., Gratta, G. 2016; 117 (10): 101101-?

    Abstract

    We present the results of a search for unknown interactions that couple to mass between an optically levitated microsphere and a gold-coated silicon cantilever. The scale and geometry of the apparatus enable a search for new forces that appear at distances below 100  μm and which would have evaded previous searches due to screening mechanisms. The data are consistent with electrostatic backgrounds and place upper limits on the strength of new interactions at <0.1  fN in the geometry tested. For the specific example of a chameleon interaction with an inverse power law potential, these results exclude matter couplings β>5.6×10^{4} in the region of parameter space where the self-coupling Λ≳5  meV and the microspheres are not fully screened.

    View details for DOI 10.1103/PhysRevLett.117.101101

    View details for PubMedID 27636465

  • An optimal energy estimator to reduce correlated noise for the EXO-200 light readout JOURNAL OF INSTRUMENTATION Davis, C. G., Hall, C., Albert, J. B., Barbeau, P. S., Beck, D., Belov, V., Breidenbach, M., Brunner, T., Burenkov, A., Cao, G. F., Cen, W. R., Chambers, C., Cleveland, B., Coon, M., Craycraft, A., Daniels, T., Danilov, M., Daugherty, S. J., Davis, J., Delaquis, S., Der Mesrobian-Kabakian, A., DeVoe, R., Didberidze, T., Dilling, J., Dolgolenko, A., Dolinski, M. J., Dunford, M., Fairbank, W., Farine, J., FELDMEIER, W., Feyzbakhsh, S., Fierlinger, P., Fudenberg, D., Gornea, R., Graham, K., Gratta, G., Hughes, M., JEWELL, M. J., Johnson, A., Johnson, T. N., Johnston, S., Karelin, A., Kaufman, L. J., Killick, R., Koffas, T., Kravitz, S., Krucken, R., Kuchenkov, A., Kumar, K. S., Leonard, D. S., Licciardi, C., Lin, Y. H., Ling, J., MacLellan, R., Marino, M. G., Mong, B., Moore, D., NJOYA, O., Nelson, R., Odian, A., Ostrovskiy, I., Piepke, A., Pocar, A., Prescott, C. Y., Retiere, F., Rowson, P. C., Russell, J. J., Schubert, A., Sinclair, D., Smith, E., Stekhanov, V., Tarka, M., Tolba, T., Tsang, R., Twelker, K., Vuilleumier, J., Waite, A., Walton, J., Walton, T., Weber, M., WEN, L. J., Wichoski, U., Wood, J., Yang, L., Yen, Y., Zeldovich, O. Y. 2016; 11
  • First search for Lorentz and CPT violation in double beta decay with EXO-200 PHYSICAL REVIEW D Albert, J. B., Barbeau, P. S., Beck, D., Belov, V., Breidenbach, M., Brunner, T., Burenkov, A., Cao, G. F., Chambers, C., Cleveland, B., Coon, M., Craycraft, A., Daniels, T., Danilov, M., Daugherty, S. J., Davis, C. G., Davis, J., Delaquis, S., Der Mesrobian-Kabakian, A., DeVoe, R., Diaz, J. S., Didberidze, T., Dilling, J., Dolgolenko, A., Dolinski, M. J., Dunford, M., Fairbank, W., Farine, J., Feyzbkhsh, S., FELDMEIER, W., Fierlinger, P., Fudenberg, D., Gornea, R., Graham, K., Gratta, G., Hall, C., Homiller, S., Hughes, M., JEWELL, M. J., Jiang, X. S., Johnson, A., Johnson, T. N., Johnston, S., Karelin, A., Kaufman, L. J., Killick, R., Koffas, T., Kravitz, S., Kruecken, R., Kuchenkov, A., Kumar, K. S., Leonard, D. S., Licciardi, C., Lin, Y. H., Ling, J., MacLellan, R., Marino, M. G., Mong, B., Moore, D., Nelson, R., NJOYA, O., Odian, A., Ostrovskiy, I., Piepke, A., Pocar, A., Prescott, C. Y., Retiere, F., Rowson, P. C., Russell, J. J., Schubert, A., Sinclair, D., Smith, E., Stekhanov, V., Tarka, M., Tolba, T., Tsang, R., Twelker, K., Vuilleumier, J., Vogel, P., Waite, A., Walton, J., Walton, T., Weber, M., WEN, L. J., Wichoski, U., Wood, J., Yang, L., Yen, Y., Zeldovich, O. Y. 2016; 93 (7)
  • Cosmogenic backgrounds to 0 nu beta beta in EXO-200 JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS Albert, J. B., Auty, D. J., Barbeau, P. S., Beck, D., Belov, V., Breidenbach, M., Brunner, T., Burenkov, A., Cao, G. F., Chambers, C., Cleveland, B., Coon, M., Craycraft, A., Daniels, T., Danilov, M., Daugherty, S. J., Davis, J., Delaquis, S., Der Mesrobian-Kabakian, A., DeVoe, R., Didberidze, T., Dilling, J., Dolgolenko, A., Dolinski, M. J., Dunford, M., Fairbank, W., Farine, J., FELDMEIER, W., Feyzbakhsh, S., Fierlinger, P., Fudenberg, D., Gornea, R., Graham, K., Gratta, G., Hall, C., HERRIN, S., Hughes, M., JEWELL, M. J., Johnson, A., Johnson, T. N., Johnston, S., Karelin, A., Kaufman, L. J., Killick, R., Koffas, T., Kravitz, S., Krucken, R., Kuchenkov, A., Kumar, K. S., Leonard, D. S., Licciardi, C., Lin, Y. H., Ling, J., MacLellan, R., Marino, M. G., Mong, B., Moore, D., NJOYA, O., Nelson, R., Odian, A., Ostrovskiy, I., Piepke, A., Pocar, A., Prescott, C. Y., Retiere, F., Rowson, P. C., Russell, J. J., Schubert, A., Sinclair, D., Smith, E., Stekhanov, V., Tarka, M., Tolba, T., Tsang, R., Twelker, K., Vuilleumier, J., Waite, A., Walton, J., Walton, T., Weber, M., WEN, L. J., Wichoski, U., Wood, J., Yang, L., Yen, Y., Zeldovich, O. Y. 2016
  • Search for 2 nu beta beta decay of Xe-136 to the 0(1)(+) excited state of Ba-136 with the EXO-200 liquid xenon detector PHYSICAL REVIEW C Albert, J. B., Auty, D. J., Barbeau, P. S., Beck, D., Belov, V., Breidenbach, M., Brunner, T., Burenkov, A., Cao, G. F., Chambers, C., Chaves, J., Cleveland, B., Coon, M., Craycraft, A., Daniels, T., Danilov, M., Daugherty, S. J., Davis, J., Delaquis, S., Mesrobian-Kabakian, A. D., DeVoe, R., Didberidze, T., Dilling, J., Dolgolenko, A., Dolinski, M. J., Dunford, M., Fairbank, W., Farine, J., FELDMEIER, W., Feyzbakhsh, S., Fierlinger, P., Fudenberg, D., Gornea, R., Graham, K., Gratta, G., Hall, C., Hughes, M., JEWELL, M. J., Johnson, A., Johnson, T. N., Johnston, S., Karelin, A., Kaufman, L. J., Killick, R., KING, J., Koffas, T., Kravitz, S., Kruecken, R., Kuchenkov, A., Kumar, K. S., Leonard, D. S., Licciardi, C., Lin, Y. H., Ling, J., MacLellan, R., Marino, M. G., Mong, B., Moore, D., NJOYA, O., Nelson, R., Odian, A., Ostrovskiy, I., Piepke, A., Pocar, A., Prescott, C. Y., Retiere, F., Rowson, P. C., Russell, J. J., Schubert, A., Sinclair, D., Smith, E., Stekhanov, V., Tarka, M., Tolba, T., Tsang, R., Twelker, K., Vogel, P., Vuilleumier, J., Waite, A., Walton, J., Walton, T., Weber, M., WEN, L. J., Wichoski, U., Winick, T. A., Wood, J., Xu, Q. Y., Yang, L., Yen, Y., Zeldovich, O. Y. 2016; 93 (3)
  • Testing long-distance modifications of gravity to 100 astronomical units PHYSICAL REVIEW D Buscaino, B., DeBra, D., Graham, P. W., Gratta, G., Wiser, T. D. 2015; 92 (10)
  • Measurements of the ion fraction and mobility of alpha- and beta-decay products in liquid xenon using the EXO-200 detector PHYSICAL REVIEW C Albert, J. B., Auty, D. J., Barbeau, P. S., Beck, D., Belov, V., Breidenbach, M., Brunner, T., Burenkov, A., Cao, G. F., Chambers, C., Cleveland, B., Coon, M., Craycraft, A., Daniels, T., Danilov, M., Daugherty, S. J., Davis, C. G., Davis, J., Delaquis, S., Der Mesrobian-Kabakian, A., DeVoe, R., Didberidze, T., Dolgolenko, A., Dolinski, M. J., Dunford, M., Fairbank, W., Farine, J., FELDMEIER, W., Fierlinger, P., Fudenberg, D., Gornea, R., Graham, K., Gratta, G., Hall, C., Hughes, M., JEWELL, M. J., Jiang, X. S., Johnson, A., Johnson, T. N., Johnston, S., Karelin, A., Kaufman, L. J., Killick, R., Koffas, T., Kravitz, S., Kuchenkov, A., Kumar, K. S., Leonard, D. S., Licciardi, C., Lin, Y. H., Ling, J., MacLellan, R., Marino, M. G., Mong, B., Moore, D., Nelson, R., O'Sullivan, K., Odian, A., Ostrovskiy, I., Piepke, A., Pocar, A., Prescott, C. Y., Robinson, A., Rowson, P. C., Russell, J. J., Schubert, A., Sinclair, D., Smith, E., Stekhanov, V., Tarka, M., Tolba, T., Tsang, R., Twelker, K., Vuilleumier, J., Waite, A., Walton, J., Walton, T., Weber, M., WEN, L. J., Wichoski, U., Wright, J. D., Wood, J., Yang, L., Yen, Y., Zeldovich, O. Y. 2015; 92 (4)
  • Characterization of Silicon Photomultipliers for nEXO IEEE TRANSACTIONS ON NUCLEAR SCIENCE Ostrovskiy, I., Retiere, F., AUTY, D., Dalmasson, J., Didberidze, T., DeVoe, R., Gratta, G., Huth, L., James, L., Lupin-Jimenez, L., Ohmart, N., Piepke, A. 2015; 62 (4): 1825-1836
  • Investigation of radioactivity-induced backgrounds in EXO-200 PHYSICAL REVIEW C Albert, J. B., Auty, D. J., Barbeau, P. S., Beck, D., Belov, V., Benitez-Medina, C., Breidenbach, M., Brunner, T., Burenkov, A., Cao, G. F., Chambers, C., Cleveland, B., Coon, M., Craycraft, A., Daniels, T., Danilov, M., Daugherty, S. J., Davis, C. G., Davis, J., Delaquis, S., Mesrobian-Kabakian, A. D., DeVoe, R., Didberidze, T., Dolgolenko, A., Dolinski, M. J., Dunford, M., Fairbank, W., Farine, J., FELDMEIER, W., Fierlinger, P., Fudenberg, D., GIROUX, G., Gornea, R., Graham, K., Gratta, G., Hall, C., HERRIN, S., Hughes, M., JEWELL, M. J., Jiang, X. S., Johnson, A., Johnson, T. N., Johnston, S., Karelin, A., Kaufman, L. J., Killick, R., Koffas, T., Kravitz, S., Kuchenkov, A., Kumar, K. S., Leonard, D. S., Licciardi, C., Lin, Y. H., Ling, J., MacLellan, R., Marino, M. G., Mong, B., Moore, D., Nelson, R., Odian, A., Ostrovskiy, I., Piepke, A., Pocar, A., Prescott, C. Y., Rivas, A., Rowson, P. C., Russell, J. J., Schubert, A., Sinclair, D., Smith, E., Stekhanov, V., Tarka, M., Tolba, T., Tsang, R., Twelker, K., Vuilleumier, J., Waite, A., Walton, J., Walton, T., Weber, M., WEN, L. J., Wichoski, U., Wood, J., Yang, L., Yen, Y., Zeldovich, O. Y. 2015; 92 (1)
  • An RF-only ion-funnel for extraction from high-pressure gases INTERNATIONAL JOURNAL OF MASS SPECTROMETRY Brunner, T., Fudenberg, D., Varentsov, V., Sabourov, A., Gratta, G., Dilling, J., DeVoe, R., Sinclair, D., Fairbank, W., Albert, J. B., Auty, D. J., Barbeau, P. S., Beck, D., Benitez-Medina, C., Breidenbach, M., Cao, G. F., Chambers, C., Cleveland, B., Coon, M., Craycraft, A., Daniels, T., Daugherty, S. J., Didberidze, T., Dolinski, M. J., Dunford, M., Fabris, L., Farine, J., FELDMEIER, W., Fierlinger, P., Gornea, R., Graham, K., Heffner, M., Hughes, M., Jewell, M., Jiang, X. S., Johnson, T. N., Johnston, S., Karelin, A., Kaufman, L. J., Killick, R., Koffas, T., Kravitz, S., Kruecken, R., Kuchenkov, A., Kurnar, K. S., Leonard, D. S., Leonard, F., Licciardi, C., Lin, Y. H., Ling, J., MacLellan, R., Marino, M. G., Mong, B., Moore, D., Odian, A., Ostrovskiy, I., Ouellet, C., Piepke, A., Pocar, A., Retiere, F., Rowson, P. C., Rozo, M. P., Schubert, A., Smith, E., Stekhanov, V., Tarka, M., Tolba, T., Tosi, D., Twelker, K., Vuilleumier, J., Walton, J., Walton, T., Weber, M., WEN, L. J., Wichoski, U., Yang, L., Yen, Y. 2015; 379: 110-120
  • Spectroscopy of Ba and Ba+ deposits in solid xenon for barium tagging in nEXO PHYSICAL REVIEW A Mong, B., COOK, S., Walton, T., Chambers, C., Craycraft, A., Benitez-Medina, C., Hall, K., Fairbank, W., Albert, J. B., Auty, D. J., Barbeau, P. S., BASQUE, V., Beck, D., Breidenbach, M., Brunner, T., Cao, G. F., Cleveland, B., Coon, M., Daniels, T., Daugherty, S. J., DeVoe, R., Didberidze, T., Dilling, J., Dolinski, M. J., Dunford, M., Fabris, L., Farine, J., FELDMEIER, W., Fierlinger, P., Fudenberg, D., GIROUX, G., Gornea, R., Graham, K., Gratta, G., Heffner, M., Hughes, M., Jiang, X. S., Johnson, T. N., Johnston, S., Karelin, A., Kaufman, L. J., Killick, R., Koffas, T., Kravitz, S., Kruecken, R., Kuchenkov, A., Kumar, K. S., Leonard, D. S., Licciardi, C., Lin, Y. H., Ling, J., MacLellan, R., Marino, M. G., Moore, D., Odian, A., Ostrovskiy, I., Piepke, A., Pocar, A., Retiere, F., Rowson, P. C., Rozo, M. P., Schubert, A., Sinclair, D., Smith, E., Stekhanov, V., Tarka, M., Tolba, T., Twelker, K., Vuilleumier, J., Walton, J., Weber, M., WEN, L. J., Wichoski, U., Yang, L., Yen, Y., Zhao, Y. B. 2015; 91 (2)
  • A compact ultra-clean system for deploying radioactive sources inside the KamLAND detector NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT Banks, T. I., Freedman, S. J., Wallig, J., Ybarrolaza, N., Gando, A., Gando, Y., Ikeda, H., Inoue, K., Kishimoto, Y., Koga, M., Mitsui, T., Nakamura, K., Shimizu, I., Shirai, J., Suzuki, A., Takemoto, Y., Tamae, K., Ueshima, K., Watanabe, H., Xu, B. D., Yoshida, H., Yoshida, S., Kozlov, A., Grant, C., Keefer, G., Piepke, A., Bloxham, T., Fujikawa, B. K., Han, K., Ichimura, K., Murayama, H., O'Donnell, T., Steiner, H. M., Winslow, L. A., Dwyer, D. A., McKeown, R. D., Zhang, C., Berger, B. E., Lane, C. E., Maricic, J., Miletic, T., Batygov, M., Learned, J. G., Matsuno, S., SAKAI, M., Horton-Smith, G. A., Downum, K. E., Gratta, G., Efremenko, Y., Perevozchikov, O., Karwowski, H. J., Markoff, D. M., Tornow, W., Heeger, K. M., Detwiler, J. A., Enomoto, S., Decowski, M. P. 2015; 769: 88-96
  • Laboratory studies on the removal of radon-born lead from KamLAND's organic liquid scintillator NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT Keefer, G., Grant, C., Piepke, A., Ebihara, T., Ikeda, H., Kishimoto, Y., Kibe, Y., Koseki, Y., Ogawa, M., Shirai, J., Takeuchi, S., Mauger, C., Zhang, C., Schweitzer, G., Berger, B. E., Dazeley, S., Decowski, M. P., Detwiler, J. A., Djurcic, Z., Dwyer, D. A., Efremenko, Y., Enomoto, S., Freedman, S. J., Fujikawa, B. K., Furuno, K., Gando, A., Gando, Y., Gratta, G., Hatakeyama, S., Heeger, K. M., Hsu, L., Ichimura, K., Inoue, K., Iwamoto, T., Kamyshkov, Y., Karwowski, H. J., Koga, M., Kozlov, A., Lane, C. E., Learned, J. G., Maricic, J., Markoff, D. M., Matsuno, S., McKee, D., McKeown, R. D., Miletic, T., Mitsui, T., Motoki, M., Nakajima, K., Nakajima, K., Nakamura, K., O'Donnell, T., Ogawa, H., Piquemal, F., Ricol, J., Shimizu, I., Suekane, F., Suzuki, A., Svoboda, R., Tajima, O., Takemoto, Y., Tamae, K., Tolich, K., Tornow, W., Watanabe, H., Watanabe, H., Winslow, L. A., Yoshida, S. 2015; 769: 79-87
  • Search for millicharged particles using optically levitated microspheres. Physical review letters Moore, D. C., Rider, A. D., Gratta, G. 2014; 113 (25): 251801-?

    Abstract

    We report results from a search for stable particles with charge ≳10^{-5}e in bulk matter using levitated dielectric microspheres in high vacuum. No evidence for such particles was found in a total sample of 1.4 ng, providing an upper limit on the abundance per nucleon of 2.5×10^{-14} at the 95% confidence level for the material tested. These results provide the first direct search for single particles with charge ≲0.1e bound in macroscopic quantities of matter and demonstrate the ability to perform sensitive force measurements using optically levitated microspheres in vacuum.

    View details for PubMedID 25554874

  • Search for Majoron-emitting modes of double-beta decay of Xe-136 with EXO-200 PHYSICAL REVIEW D Albert, J. B., Auty, D. J., Barbeau, P. S., Beauchamp, E., Beck, D., Belov, V., Benitez-Medina, C., Breidenbach, M., Brunner, T., Burenkov, A., Cao, G. F., Chambers, C., Chaves, J., Cleveland, B., Coon, M., Craycraft, A., Daniels, T., Danilov, M., Daugherty, S. J., Davis, C. G., Davis, J., DeVoe, R., Delaquis, S., Didberidze, T., Dolgolenko, A., Dolinski, M. J., Dunford, M., Fairbank, W., Farine, J., FELDMEIER, W., Fierlinger, P., Fudenberg, D., GIROUX, G., Gornea, R., Graham, K., Gratta, G., Hall, C., HERRIN, S., Hughes, M., JEWELL, M. J., Jiang, X. S., Johnson, A., Johnson, T. N., Johnston, S., Karelin, A., Kaufman, L. J., Killick, R., Koffas, T., Kravitz, S., Kuchenkov, A., Kumar, K. S., Leonard, D. S., Leonard, F., Licciardi, C., Lin, Y. H., Ling, J., MacLellan, R., Marino, M. G., Mong, B., Moore, D., Nelson, R., Odian, A., Ostrovskiy, I., Ouellet, C., Piepke, A., Pocar, A., Prescott, C. Y., Rivas, A., Rowson, P. C., Rozo, M. P., Russell, J. J., Schubert, A., Sinclair, D., Smith, E., Stekhanov, V., Tarka, M., Tolba, T., Tosi, D., Tsang, R., Twelker, K., Vogel, P., Vuilleumier, J., Waite, A., Walton, J., Walton, T., Weber, M., WEN, L. J., Wichoski, U., Yang, L., Yen, Y., Zeldovich, O. Y. 2014; 90 (9)
  • An apparatus to manipulate and identify individual Ba ions from bulk liquid Xe REVIEW OF SCIENTIFIC INSTRUMENTS Twelker, K., Kravitz, S., Montero Diez, M., Gratta, G., Fairbank, W., Albert, J. B., Auty, D. J., Barbeau, P. S., Beck, D., Benitez-Medina, C., Breidenbach, M., Brunner, T., Cao, G. F., Chambers, C., Cleveland, B., Coon, M., Craycraft, A., Daniels, T., Daugherty, S. J., Davis, C. G., DeVoe, R., Delaquis, S., Didberidze, T., Dilling, J., Dolinski, M. J., Dunford, M., Fabris, L., Farine, J., FELDMEIER, W., Fierlinger, P., Fudenberg, D., GIROUX, G., Gornea, R., Graham, K., Hall, C., Heffner, M., HERRIN, S., Hughes, M., Jiang, X. S., Johnson, T. N., Johnston, S., Karelin, A., Kaufman, L. J., Killick, R., Koffas, T., Kruecken, R., Kuchenkov, A., Kumar, K. S., Leonard, D. S., Leonard, F., Licciardi, C., Lin, Y. H., MacLellan, R., Marino, M. G., Mong, B., Moore, D., Odian, A., Ostrovskiy, I., Ouellet, C., Piepke, A., Pocar, A., Retiere, F., Rowson, P. C., Rozo, M. P., Schubert, A., Sinclair, D., Smith, E., Stekhanov, V., Tarka, M., Tolba, T., Tosi, D., Vuilleumier, J., Walton, J., Walton, T., Weber, M., WEN, L. J., Wichoski, U., Yang, L., Yen, Y., Zhao, Y. B. 2014; 85 (9)

    Abstract

    We describe a system to transport and identify barium ions produced in liquid xenon, as part of R&D towards the second phase of a double beta decay experiment, nEXO. The goal is to identify the Ba ion resulting from an extremely rare nuclear decay of the isotope (136)Xe, hence providing a confirmation of the occurrence of the decay. This is achieved through Resonance Ionization Spectroscopy (RIS). In the test setup described here, Ba ions can be produced in liquid xenon or vacuum and collected on a clean substrate. This substrate is then removed to an analysis chamber under vacuum, where laser-induced thermal desorption and RIS are used with time-of-flight mass spectroscopy for positive identification of the barium decay product.

    View details for DOI 10.1063/1.4895646

    View details for Web of Science ID 000342910500080

  • Search for Majorana neutrinos with the first two years of EXO-200 data NATURE Albert, J. B., Auty, D. J., Barbeau, P. S., Beauchamp, E., Beck, D., Belov, V., Benitez-Medina, C., Bonatt, J., Breidenbach, M., Brunner, T., Burenkov, A., Cao, G. F., Chambers, C., Chaves, J., Cleveland, B., Coon, M., Craycraft, A., Daniels, T., Danilov, M., Daugherty, S. J., Davis, C. G., Davis, J., DeVoe, R., Delaquis, S., Didberidze, T., Dolgolenko, A., Dolinski, M. J., Dunford, M., Fairbank, W., Farine, J., FELDMEIER, W., Fierlinger, P., Fudenberg, D., GIROUX, G., Gornea, R., Graham, K., Gratta, G., Hall, C., HERRIN, S., Hughes, M., JEWELL, M. J., Jiang, X. S., Johnson, A., Johnson, T. N., Johnston, S., Karelin, A., Kaufman, L. J., Killick, R., Koffas, T., Kravitz, S., Kuchenkov, A., Kumar, K. S., Leonard, D. S., Leonard, F., Licciardi, C., Lin, Y. H., MacLellan, R., Marino, M. G., Mong, B., Moore, D., Nelson, R., Odian, A., Ostrovskiy, I., Ouellet, C., Piepke, A., Pocar, A., Prescott, C. Y., Rivas, A., Rowson, P. C., Rozo, M. P., Russell, J. J., Schubert, A., Sinclair, D., Slutsky, S., Smith, E., Stekhanov, V., Tarka, M., Tolba, T., Tosi, D., Twelker, K., Vogel, P., Vuilleumier, J., Waite, A., Walton, J., Walton, T., Weber, M., WEN, L. J., Wichoski, U., Wright, J. D., Yang, L., Yen, Y., Zeldovich, O. Y., Zhao, Y. B. 2014; 510 (7504): 229-234

    Abstract

    Many extensions of the standard model of particle physics suggest that neutrinos should be Majorana-type fermions-that is, that neutrinos are their own anti-particles-but this assumption is difficult to confirm. Observation of neutrinoless double-β decay (0νββ), a spontaneous transition that may occur in several candidate nuclei, would verify the Majorana nature of the neutrino and constrain the absolute scale of the neutrino mass spectrum. Recent searches carried out with (76)Ge (the GERDA experiment) and (136)Xe (the KamLAND-Zen and EXO (Enriched Xenon Observatory)-200 experiments) have established the lifetime of this decay to be longer than 10(25) years, corresponding to a limit on the neutrino mass of 0.2-0.4 electronvolts. Here we report new results from EXO-200 based on a large (136)Xe exposure that represents an almost fourfold increase from our earlier published data sets. We have improved the detector resolution and revised the data analysis. The half-life sensitivity we obtain is 1.9 × 10(25) years, an improvement by a factor of 2.7 on previous EXO-200 results. We find no statistically significant evidence for 0νββ decay and set a half-life limit of 1.1 × 10(25) years at the 90 per cent confidence level. The high sensitivity holds promise for further running of the EXO-200 detector and future 0νββ decay searches with an improved Xe-based experiment, nEXO.

    View details for DOI 10.1038/nature13432

    View details for Web of Science ID 000337032400042

  • Improved measurement of the 2 nu beta beta half-life of Xe-136 with the EXO-200 detector PHYSICAL REVIEW C Albert, J. B., Auger, M., Auty, D. J., Barbeau, P. S., Beauchamp, E., Beck, D., Belov, V., Benitez-Medina, C., Bonatt, J., Breidenbach, M., Brunner, T., Burenkov, A., Cao, G. F., Chambers, C., Chaves, J., Cleveland, B., COOK, S., Craycraft, A., Daniels, T., Danilov, M., Daugherty, S. J., Davis, C. G., Davis, J., DeVoe, R., Delaquis, S., Dobi, A., Dolgolenko, A., Dolinski, M. J., Dunford, M., Fairbank, W., Farine, J., FELDMEIER, W., Fierlinger, P., Franco, D., Fudenberg, D., GIROUX, G., Gornea, R., Graham, K., Gratta, G., Hall, C., Hall, K., Hargrove, C., HERRIN, S., Hughes, M., Jiang, X. S., Johnson, A., Johnson, T. N., Johnston, S., Karelin, A., Kaufman, L. J., Killick, R., Kravitz, S., Kuchenkov, A., Kumar, K. S., Leonard, D. S., Leonard, F., Licciardi, C., MacLellan, R., Marino, M. G., Mong, B., Diez, M. M., Moore, D., Nelson, R., O'Sullivan, K., Odian, A., Ostrovskiy, I., Ouellet, C., Piepke, A., Pocar, A., Prescott, C. Y., Rivas, A., Rowson, P. C., Rozo, M. P., Russell, J. J., Sabourov, A., Sinclair, D., Skarpaas, K., Slutsky, S., Stekhanov, V., Strickland, V., Tarka, M., Tolba, T., Tosi, D., Twelker, K., Vogel, P., Vuilleumier, J., Waite, A., Walton, J., Walton, T., Weber, M., WEN, L. J., Wichoski, U., Wodin, J., Wright, J. D., Yang, L., Yen, Y., Zeldovich, O. Y., Zhao, Y. B. 2014; 89 (1)
  • A setup for Ba-ion extraction from high pressure Xe gas for double-beta decay studies with EXO 16th International Conference on ElectroMagnetic Isotope Separators and Techniques Related to their Applications (EMIS) Brunner, T., Fudenberg, D., Sabourov, A., Varentsov, V. L., Gratta, G., Sinclair, D. ELSEVIER SCIENCE BV. 2013: 473–475
  • Present Status and Future Perspectives for the EXO-200 Experiment ADVANCES IN HIGH ENERGY PHYSICS Gratta, G., Sinclair, D. 2013
  • Search for Neutrinoless Double-Beta Decay in Xe-136 with EXO-200 PHYSICAL REVIEW LETTERS Auger, M., Auty, D. J., Barbeau, P. S., Beauchamp, E., Belov, V., Benitez-Medina, C., Breidenbach, M., Brunner, T., Burenkov, A., Cleveland, B., COOK, S., Daniels, T., Danilov, M., Davis, C. G., Delaquis, S., DeVoe, R., Dobi, A., Dolinski, M. J., Dolgolenko, A., Dunford, M., Fairbank, W., Farine, J., FELDMEIER, W., Fierlinger, P., Franco, D., GIROUX, G., Gornea, R., Graham, K., Gratta, G., Hall, C., Hall, K., Hargrove, C., HERRIN, S., Hughes, M., Johnson, A., Johnson, T. N., Karelin, A., Kaufman, L. J., Kuchenkov, A., Kumar, K. S., Leonard, D. S., Leonard, F., Mackay, D., MacLellan, R., Marino, M., Mong, B., Diez, M. M., Mueller, A. R., Neilson, R., Nelson, R., Odian, A., Ostrovskiy, I., O'Sullivan, K., Ouellet, C., Piepke, A., Pocar, A., Prescott, C. Y., Pushkin, K., Rowson, P. C., Russell, J. J., Sabourov, A., Sinclair, D., Slutsky, S., Stekhanov, V., Tolba, T., Tosi, D., Twelker, K., Vogel, P., Vuilleumier, J., Waite, A., Walton, T., Weber, M., Wichoski, U., Wodin, J., Wright, J. D., Yang, L., Yen, Y., Zeldovich, O. Y. 2012; 109 (3)

    Abstract

    We report on a search for neutrinoless double-beta decay of 136Xe with EXO-200. No signal is observed for an exposure of 32.5 kg yr, with a background of ∼1.5×10(-3)  kg(-1) yr(-1)  keV(-1) in the ±1σ region of interest. This sets a lower limit on the half-life of the neutrinoless double-beta decay T(1/2)(0νββ)(136Xe)>1.6×10(25)  yr (90% C.L.), corresponding to effective Majorana masses of less than 140-380 meV, depending on the matrix element calculation.

    View details for DOI 10.1103/PhysRevLett.109.032505

    View details for Web of Science ID 000306546300006

    View details for PubMedID 22861843

  • Xenon purity analysis for EXO-200 via mass spectrometry NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT Dobi, A., Hall, C., Slutsky, S., Yen, Y., Aharmin, B., Auger, M., Barbeau, P. S., Benitez-Medina, C., Breidenbach, M., Cleveland, B., Conley, R., Cook, J., COOK, S., Counts, I., Craddock, W., Daniels, T., Davis, C. G., Davis, J., DeVoe, R., Dixit, M., Dolinski, M. J., Donato, K., Fairbank, W., Farine, J., Fierlinger, P., Franco, D., GIROUX, G., Gornea, R., Graham, K., Gratta, G., Green, C., Hagemann, C., Hall, K., Hallman, D., Hargrove, C., HERRIN, S., Hughes, M., Hodgson, J., Juget, F., Karelin, A., Kaufman, L. J., Kuchenkov, A., Kumar, K., Leonard, D. S., Lutter, G., Mackay, D., MacLellan, R., Marino, M., Mong, B., Diez, M. M., Morgan, P., Mueller, A. R., Neilson, R., Odian, A., O'Sullivan, K., Piepke, A., Pocar, A., Prescott, C. Y., Pushkin, K., Rivas, A., Rollin, E., Rowson, P. C., Sabourov, A., Sinclair, D., Skarpaas, K., Stekhanov, V., Strickland, V., Swift, M., Twelker, K., Vuilleumier, J., Vuilleumier, J., Weber, M., Wichoski, U., Wodin, J., Wright, J. D., Yang, L. 2012; 675: 40-46
  • The EXO-200 detector, part I: detector design and construction JOURNAL OF INSTRUMENTATION Auger, M., Auty, D. J., Barbeau, P. S., Bartoszek, L., Baussan, E., Beauchamp, E., Benitez-Medina, C., Breidenbach, M., Chauhan, D., Cleveland, B., Conley, R., Cook, J., COOK, S., Coppens, A., Craddock, W., Daniels, T., Davis, C. G., Davis, J., DeVoe, R., Dobi, A., Dolinski, M. J., Dunford, M., Fairbank, W., Farine, J., Fierlinger, P., Franco, D., GIROUX, G., Gornea, R., Graham, K., Gratta, G., Hagemann, C., Hall, C., Hall, K., Hargrove, C., HERRIN, S., Hodgson, J., Hughes, M., Karelin, A., Kaufman, L. J., Kirk, J., Kuchenkov, A., Kumar, K. S., Leonard, D. S., Leonard, F., LePort, F., Mackay, D., MacLellan, R., Marino, M., Merkle, K., Mong, B., Diez, M. M., Mueller, A. R., Neilson, R., Odian, A., O'Sullivan, K., Ouellet, C., Piepke, A., Pocar, A., Prescott, C. Y., Pushkin, K., Rivas, A., Rollin, E., Rowson, P. C., Sabourov, A., Sinclair, D., Skarpaas, K., Slutsky, S., Stekhanov, V., Strickland, V., Swift, M., Tosi, D., Twelker, K., Vuilleumier, J., Vuilleumier, J., Walton, T., Weber, M., Wichoski, U., Wodin, J., Wright, J. D., Yang, L., Yen, Y. 2012; 7
  • SEARCH FOR EXTRATERRESTRIAL ANTINEUTRINO SOURCES WITH THE KamLAND DETECTOR ASTROPHYSICAL JOURNAL Gando, A., Gando, Y., Ichimura, K., Ikeda, H., Inoue, K., Kibe, Y., Kishimoto, Y., Koga, M., Minekawa, Y., Mitsui, T., Morikawa, T., Nagai, N., Nakajima, K., Nakamura, K., Narita, K., Shimizu, I., Shimizu, Y., Shirai, J., Suekane, F., Suzuki, A., Takahashi, H., Takahashi, N., Takemoto, Y., Tamae, K., Watanabe, H., Xu, B. D., Yabumoto, H., Yoshida, H., Yoshida, S., Enomoto, S., Kozlov, A., Murayama, H., Grant, C., Keefer, G., Piepke, A., Banks, T. I., Bloxham, T., Detwiler, J. A., Freedman, S. J., Fujikawa, B. K., Han, K., Kadel, R., O'Donnell, T., Steiner, H. M., Dwyer, D. A., McKeown, R. D., Zhang, C., Berger, B. E., Lane, C. E., Maricic, J., Miletic, T., Batygov, M., Learned, J. G., Matsuno, S., SAKAI, M., Horton-Smith, G. A., Downum, K. E., Gratta, G., Efremenko, Y., Kamyshkov, Y., Perevozchikov, O., Karwowski, H. J., Markoff, D. M., Tornow, W., Heeger, K. M., Decowski, M. P. 2012; 745 (2)
  • A large Bradbury Nielsen ion gate with flexible wire spacing based on photo-etched stainless steel grids and its characterization applying symmetric and asymmetric potentials INTERNATIONAL JOURNAL OF MASS SPECTROMETRY Brunner, T., Mueller, A. R., O'Sullivan, K., Simon, M. C., Kossick, M., Ettenauer, S., Gallant, A. T., MANE, E., Bishop, D., GOOD, M., Gratta, G., Dilling, J. 2012; 309: 97-103
  • A xenon gas purity monitor for EXO NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT Dobi, A., Hall, C., HERRIN, S., Odian, A., Prescott, C. Y., Rowson, P. C., Ackerman, N., Aharmin, B., Auger, M., Barbeau, P. S., Barry, K., Benitez-Medina, C., Breidenbach, M., COOK, S., Counts, I., Daniels, T., DeVoe, R., Dolinski, M. J., Donato, K., Fairbank, W., Farine, J., GIROUX, G., Gornea, R., Graham, K., Gratta, G., Green, M., Hagemann, C., Hall, K., Hallman, D., Hargrove, C., Karelin, A., Kaufman, L. J., Kuchenkov, A., Kumar, K., LACEY, J., Leonard, D. S., LePort, F., Mackay, D., MacLellan, R., Mong, B., Diez, M. M., Mueller, A. R., Neilson, R., Niner, E., O'Sullivan, K., Piepke, A., Pocar, A., Pushkin, K., Rollin, E., Sinclair, D., Slutsky, S., Stekhanov, V., Twelker, K., Voskanian, N., Vuilleumierd, J., Wichoski, U., Wodin, J., Yang, L., Yen, Y. 2011; 659 (1): 215-228
  • Observation of Two-Neutrino Double-Beta Decay in Xe-136 with the EXO-200 Detector PHYSICAL REVIEW LETTERS Ackerman, N., Aharmim, B., Auger, M., Auty, D. J., Barbeau, P. S., Barry, K., Bartoszek, L., Beauchamp, E., Belov, V., Benitez-Medina, C., Breidenbach, M., Burenkov, A., Cleveland, B., Conley, R., Conti, E., Cook, J., COOK, S., Coppens, A., Counts, I., Craddock, W., Daniels, T., Danilov, M. V., Davis, C. G., Davis, J., DeVoe, R., Djurcic, Z., Dobi, A., Dolgolenko, A. G., Dolinski, M. J., Donato, K., Dunford, M., Fairbank, W., Farine, J., Fierlinger, P., Franco, D., Freytag, D., GIROUX, G., Gornea, R., Graham, K., Gratta, G., Green, M. P., Haegemann, C., Hall, C., Hall, K., Haller, G., Hargrove, C., Herbst, R., HERRIN, S., Hodgson, J., Hughes, M., Johnson, A., Karelin, A., Kaufman, L. J., Koffas, T., Kuchenkov, A., Kumar, A., Kumar, K. S., Leonard, D. S., Leonard, F., LePort, F., Mackay, D., MacLellan, R., Marino, M., Martin, Y., Mong, B., Diez, M. M., Morgan, P., Mueller, A. R., Neilson, R., Nelson, R., Odian, A., O'Sullivan, K., Ouellet, C., Piepke, A., Pocar, A., Prescott, C. Y., Pushkin, K., Rivas, A., Rollin, E., Rowson, P. C., Russell, J. J., Sabourov, A., Sinclair, D., Skarpaas, K., Slutsky, S., Stekhanov, V., Strickland, V., Swift, M., Tosi, D., Twelker, K., Vogel, P., Vuilleumier, J., Vuilleumier, J., Waite, A., Waldman, S., Walton, T., Wamba, K., Weber, M., Wichoski, U., Wodin, J., Wright, J. D., Yang, L., Yen, Y., Zeldovich, O. Y. 2011; 107 (21)

    Abstract

    We report the observation of two-neutrino double-beta decay in (136)Xe with T(1/2) = 2.11 ± 0.04(stat) ± 0.21(syst) × 10(21) yr. This second-order process, predicted by the standard model, has been observed for several nuclei but not for (136)Xe. The observed decay rate provides new input to matrix element calculations and to the search for the more interesting neutrinoless double-beta decay, the most sensitive probe for the existence of Majorana particles and the measurement of the neutrino mass scale.

    View details for DOI 10.1103/PhysRevLett.107.212501

    View details for Web of Science ID 000297136700001

    View details for PubMedID 22181874

  • A magnetically driven piston pump for ultra-clean applications REVIEW OF SCIENTIFIC INSTRUMENTS LePort, F., Neilson, R., Barbeau, P. S., Barry, K., Bartoszek, L., Counts, I., Davis, J., DeVoe, R., Dolinski, M. J., Gratta, G., Green, M., Diez, M. M., Mueller, A. R., O'Sullivan, K., Rivas, A., Twelker, K., Aharmim, B., Auger, M., Belov, V., Benitez-Medina, C., Breidenbach, M., Burenkov, A., Cleveland, B., Conley, R., Cook, J., COOK, S., Craddock, W., Daniels, T., Dixit, M., Dobi, A., Donato, K., Fairbank, W., Farine, J., Fierlinger, P., Franco, D., GIROUX, G., Gornea, R., Graham, K., Green, C., Haegemann, C., Hall, C., Hall, K., Hallman, D., Hargrove, C., HERRIN, S., Hughes, M., Hodgson, J., Juget, F., Kaufman, L. J., Karelin, A., Ku, J., Kuchenkov, A., Kumar, K., Leonard, D. S., Lutter, G., Mackay, D., MacLellan, R., Marino, M., Mong, B., Morgan, P., Odian, A., Piepke, A., Pocar, A., Prescott, C. Y., Pushkin, K., Rollin, E., Rowson, P. C., Schmoll, B., Sinclair, D., Skarpaas, K., Slutsky, S., Stekhanov, V., Strickland, V., Swift, M., Vuilleumier, J., Vuilleumier, J., Wichoski, U., Wodin, J., Yang, L., Yen, Y. 2011; 82 (10)

    Abstract

    A magnetically driven piston pump for xenon gas recirculation is presented. The pump is designed to satisfy extreme purity and containment requirements, as is appropriate for the recirculation of isotopically enriched xenon through the purification system and large liquid xenon time projection chamber of EXO-200. The pump, using sprung polymer gaskets, is capable of pumping more than 16 standard liters per minute of xenon gas with 750 Torr differential pressure.

    View details for DOI 10.1063/1.3653391

    View details for Web of Science ID 000296531100064

    View details for PubMedID 22047336

  • Measurement of the B-8 solar neutrino flux with the KamLAND liquid scintillator detector PHYSICAL REVIEW C Abe, S., Furuno, K., Gando, A., Gando, Y., Ichimura, K., Ikeda, H., Inoue, K., Kibe, Y., Kimura, W., Kishimoto, Y., Koga, M., Minekawa, Y., Mitsui, T., Morikawa, T., Nagai, N., Nakajima, K., Nakamura, K., Nakamura, M., Narita, K., Shimizu, I., Shimizu, Y., Shirai, J., Suekane, F., Suzuki, A., Takahashi, H., Takahashi, N., Takemoto, Y., Tamae, K., Watanabe, H., Xu, B. D., Yabumoto, H., Yonezawa, E., Yoshida, H., Yoshida, S., Enomoto, S., Kozlov, A., Murayama, H., Grant, C., Keefer, G., McKee, D., Piepke, A., Banks, T. I., Bloxham, T., Detwiler, J. A., Freedman, S. J., Fujikawa, B. K., Han, K., Kadel, R., O'Donnell, T., Steiner, H. M., Winslow, L. A., Dwyer, D. A., Mauger, C., McKeown, R. D., Zhang, C., Berger, B. E., Lane, C. E., Maricic, J., Miletic, T., Batygov, M., Learned, J. G., Matsuno, S., Pakvasa, S., SAKAI, M., Horton-Smith, G. A., Tang, A., Downum, K. E., Gratta, G., Tolich, K., Efremenko, Y., Kamyshkov, Y., Perevozchikov, O., Karwowski, H. J., Markoff, D. M., Tornow, W., Heeger, K. M., Piquemal, F., Ricol, J., Decowski, M. P. 2011; 84 (3)
  • Partial radiogenic heat model for Earth revealed by geoneutrino measurements NATURE GEOSCIENCE Gando, A., Gando, Y., Ichimura, K., Ikeda, H., Inoue, K., Kibe, Y., Kishimoto, Y., Koga, M., Minekawa, Y., Mitsui, T., Morikawa, T., Nagai, N., Nakajima, K., Nakamura, K., Narita, K., Shimizu, I., Shimizu, Y., Shirai, J., Suekane, F., Suzuki, A., Takahashi, H., Takahashi, N., Takemoto, Y., Tamae, K., Watanabe, H., Xu, B. D., Yabumoto, H., Yoshida, H., Yoshida, S., Enomoto, S., Kozlov, A., Murayama, H., Grant, C., Keefer, G., Piepke, A., Banks, T. I., Bloxham, T., Detwiler, J. A., Freedman, S. J., Fujikawa, B. K., Han, K., Kadel, R., O'Donnell, T., Steiner, H. M., Dwyer, D. A., McKeown, R. D., Zhang, C., Berger, B. E., Lane, C. E., Maricic, J., Miletic, T., Batygov, M., Learned, J. G., Matsuno, S., SAKAI, M., Horton-Smith, G. A., Downum, K. E., Gratta, G., Tolich, K., Efremenko, Y., Perevozchikov, O., Karwowski, H. J., Markoff, D. M., Tornow, W., Heeger, K. M., Decowski, M. P. 2011; 4 (9): 647-651

    View details for DOI 10.1038/ngeo1205

    View details for Web of Science ID 000294452400016

  • Constraints on theta(13) from a three-flavor oscillation analysis of reactor antineutrinos at KamLAND PHYSICAL REVIEW D Gando, A., Gando, Y., Ichimura, K., Ikeda, H., Inoue, K., Kibe, Y., Kishimoto, Y., Koga, M., Minekawa, Y., Mitsui, T., Morikawa, T., Nagai, N., Nakajima, K., Nakamura, K., Narita, K., Shimizu, I., Shimizu, Y., Shirai, J., Suekane, F., Suzuki, A., Takahashi, H., Takahashi, N., Takemoto, Y., Tamae, K., Watanabe, H., Xu, B. D., Yabumoto, H., Yoshida, H., Yoshida, S., Enomoto, S., Kozlov, A., Murayama, H., Grant, C., Keefer, G., Piepke, A., Banks, T. I., Bloxham, T., Detwiler, J. A., Freedman, S. J., Fujikawa, B. K., Han, K., Kadel, R., O'Donnell, T., Steiner, H. M., Dwyer, D. A., McKeown, R. D., Zhang, C., Berger, B. E., Lane, C. E., Maricic, J., Miletic, T., Batygov, M., Learned, J. G., Matsuno, S., SAKAI, M., Horton-Smith, G. A., Downum, K. E., Gratta, G., Efremenko, Y., Perevozchikov, O., Karwowski, H. J., Markoff, D. M., Tornow, W., Heeger, K. M., Decowski, M. P. 2011; 83 (5)
  • A simple radionuclide-driven single-ion source REVIEW OF SCIENTIFIC INSTRUMENTS Diez, M. M., Twelker, K., Fairbank, W., Gratta, G., Barbeau, P. S., Barry, K., DeVoe, R., Dolinski, M. J., Green, M., LePort, F., Mueller, A. R., Neilson, R., O'Sullivan, K., Ackerman, N., Aharmin, B., Auger, M., Benitez-Medina, C., Breidenbach, M., Burenkov, A., COOK, S., Daniels, T., Donato, K., Farine, J., GIROUX, G., Gornea, R., Graham, K., Hagemann, C., Hall, C., Hall, K., Hallman, D., Hargrove, C., HERRIN, S., Karelin, A., Kaufman, L. J., Kuchenkov, A., Kumar, K., LACEY, J., Leonard, D. S., Mackay, D., MacLellan, R., Mong, B., Niner, E., Odian, A., Piepke, A., Pocar, A., Prescott, C. Y., Pushkin, K., Rollin, E., Rowson, P. C., Sinclair, D., Slutsky, S., Stekhanov, V., Vuilleumier, J., Wichoski, U., Wodin, J., Yang, L., Yen, Y. 2010; 81 (11)

    Abstract

    We describe a source capable of producing single barium ions through nuclear recoils in radioactive decay. The source is fabricated by electroplating (148)Gd onto a silicon α-particle detector and vapor depositing a layer of BaF(2) over it. (144)Sm recoils from the alpha decay of (148)Gd are used to dislodge Ba(+) ions from the BaF(2) layer and emit them in the surrounding environment. The simultaneous detection of an α particle in the substrate detector allows for tagging of the nuclear decay and of the Ba(+) emission. The source is simple, durable, and can be manipulated and used in different environments. We discuss the fabrication process, which can be easily adapted to emit most other chemical species, and the performance of the source.

    View details for DOI 10.1063/1.3499505

    View details for Web of Science ID 000285006500010

    View details for PubMedID 21133463

  • Search for acoustic signals from ultrahigh energy neutrinos in 1500 km(3) of sea water PHYSICAL REVIEW D Kurahashi, N., Vandenbroucke, J., Gratta, G. 2010; 82 (7)
  • In search of no neutrinos PHYSICS WORLD Gratta, G., Kurahashi, N. 2010; 23 (4): 27-30
  • Production of radioactive isotopes through cosmic muon spallation in KamLAND PHYSICAL REVIEW C Abe, S., Enomoto, S., Furuno, K., Gando, Y., Ikeda, H., Inoue, K., Kibe, Y., Kishimoto, Y., Koga, M., Minekawa, Y., Mitsui, T., Nakajima, K., Nakajima, K., Nakamura, K., Nakamura, M., Shimizu, I., Shimizu, Y., Shirai, J., Suekane, F., Suzuki, A., Takemoto, Y., Tamae, K., Terashima, A., Watanabe, H., Yonezawa, E., Yoshida, S., Kozlov, A., Murayama, H., Busenitz, J., Classen, T., Grant, C., Keefer, G., Leonard, D. S., McKee, D., Piepke, A., Banks, T. I., Bloxham, T., Detwiler, J. A., Freedman, S. J., Fujikawa, B. K., Gray, F., Guardincerri, E., Hsu, L., Ichimura, K., Kadel, R., Lendvai, C., Luk, K., O'Donnell, T., Steiner, H. M., Winslow, L. A., Dwyer, D. A., Jillings, C., Mauger, C., McKeown, R. D., Vogel, P., Zhang, C., Berger, B. E., Lane, C. E., Maricic, J., Miletic, T., Batygov, M., Learned, J. G., Matsuno, S., Pakvasa, S., Foster, J., Horton-Smith, G. A., Tang, A., Dazeley, S., Downum, K. E., Gratta, G., Tolich, K., Bugg, W., Efremenko, Y., Kamyshkov, Y., Perevozchikov, O., Karwowski, H. J., Markoff, D. M., Tornow, W., Heeger, K. M., Piquemal, F., Ricol, J., Decowski, M. P. 2010; 81 (2)
  • Characterization of large area APDs for the EXO-200 detector NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT Neilson, R., LePort, F., Pocar, A., Kumar, K. S., Odian, A., Prescott, C. Y., TENEV, V., Ackerman, N., Akimov, D., Auger, M., Benitez-Medina, C., Breidenbach, M., Burenkov, A., Conley, R., COOK, S., DeVoe, R., Dolinski, M. J., Fairbank, W., Farine, J., Fierlinger, P., Flatt, B., Gornea, R., Gratta, G., Green, M., Hall, C., Hall, K., Hallman, D., Hargrove, C., HERRIN, S., Hodgson, J., Kaufman, L. J., Kovalenko, A., Leonard, D. S., Mackay, D., Mong, B., Diez, M. M., Niner, E., O'Sullivan, K., Piepke, A., Rowson, P. C., Sinclair, D., Skarpaas, K., Slutsky, S., Stekhanov, V., Strickland, V., Twelker, K., Vuilleumier, J., Wamba, K., Wichoski, U., Wodin, J., Yang, L., Yen, Y. 2009; 608 (1): 68-75
  • Uncertainties in the anti-neutrino production at nuclear reactors JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS Djurcic, Z., Detwiler, J. A., Piepke, A., FOSTER, V. R., Miller, L., Gratta, G. 2009; 36 (4)
  • The KamLAND full-volume calibration system JOURNAL OF INSTRUMENTATION Berger, B. E., Busenitz, J., Classen, T., Decowski, M. P., Dwyer, D. A., Elor, G., Frank, A., Freedman, S. J., Fujikawa, B. K., Galloway, M., Gray, F., Heeger, K. M., Hsu, L., Ichimura, K., Kadel, R., Keefer, G., Lendvai, C., McKee, D., O'Donnell, T., Piepke, A., Steiner, H. M., SYVERSRUD, D., Wallig, J., Winslow, L. A., Ebihara, T., Enomoto, S., Furuno, K., Gando, Y., Ikeda, H., Inoue, K., Kibe, Y., Kishimoto, Y., Koga, M., Minekawa, Y., Mitsui, T., Nakajima, K., Nakajima, K., Nakamura, K., Owada, K., Shimizu, I., Shimizu, Y., Shirai, J., Suekane, F., Suzuki, A., Tamae, K., Yoshida, S., Kozlov, A., Murayama, H., Grant, C., Leonard, D. S., Luk, K., Jillings, C., Mauger, C., McKeown, R. D., Zhang, C., Lane, C. E., Maricic, J., Miletic, T., Batygov, M., Learned, J. G., Matsuno, S., Pakvasa, S., Foster, J., Horton-Smith, G. A., Tang, A., Dazeley, S., Downum, K. E., Gratta, G., Tolich, K., Bugg, W., Efremenko, Y., Kamyshkov, Y., Perevozchikov, O., Karwowski, H. J., Markoff, D. M., Tornow, W., Piquemal, F., Ricol, J. 2009; 4
  • Oceanic ambient noise as a background to acoustic neutrino detection PHYSICAL REVIEW D Kurahashi, N., Gratta, G. 2008; 78 (9)
  • Systematic study of trace radioactive impurities in candidate construction materials for EXO-200 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT Leonard, D. S., Grinberg, P., Weber, P., Baussan, E., Djurcic, Z., Keefer, G., Piepke, A., Pocar, A., Vuilleumier, J., Vuilleumier, J., Akimov, D., Bellerive, A., Bowcock, M., Breidenbach, M., Burenkov, A., Conley, R., Craddock, W., Danilov, M., DeVoe, R., Dixit, M., Dolgolenko, A., Ekchtout, I., Fairbank, W., Farine, J., Fierlinger, P., Flatt, B., Gratta, G., Green, M., Hall, C., Hall, K., Hallman, D., Hargrove, C., Herbst, R., Hodgson, J., Jeng, S., Kolkowitz, S., Kovalenko, A., Kovalenko, D., LePort, F., Mackay, D., Moe, M., Diez, M. M., Neilson, R., Odian, A., O'Sullivan, K., Ounalli, L., Prescott, C. Y., Rowson, P. C., Schenker, D., Sinclair, D., Skarpaas, K., Smirnov, G., Stekhanov, V., Strickland, V., Virtue, C., Wamba, K., Wodin, J. 2008; 591 (3): 490-509
  • Precision measurement of neutrino oscillation parameters with KamLAND PHYSICAL REVIEW LETTERS Abe, S., Ebihara, T., Enomoto, S., Furuno, K., Gando, Y., Ichimura, K., Ikeda, H., Inoue, K., Kibe, Y., Kishimoto, Y., Koga, M., Kozlov, A., Minekawa, Y., Mitsui, T., Nakajima, K., Nakajima, K., Nakamura, K., Nakamura, M., Owada, K., Shimizu, I., Shimizu, Y., Shirai, J., Suekane, F., Suzuki, A., Takemoto, Y., Tamae, K., Terashima, A., Watanabe, H., Yonezawa, E., Yoshida, S., Busenitz, J., Classen, T., Grant, C., Keefer, G., Leonard, D. S., McKee, D., Piepke, A., Decowski, M. P., Detwiler, J. A., Freedman, S. J., Fujikawa, B. K., Gray, F., Guardincerri, E., Hsu, L., Kadel, R., Lendvai, C., Luk, K., Murayama, H., O'Donnell, T., Steiner, H. M., Winslow, L. A., Dwyer, D. A., Jillings, C., Mauger, C., McKeown, R. D., Vogel, P., Zhang, C., Berger, B. E., Lane, C. E., Maricic, J., Miletic, T., Batygov, M., Learned, J. G., Matsuno, S., Pakvasa, S., Foster, J., Horton-Smith, G. A., Tang, A., Dazeley, S., Downum, K. E., Gratta, G., Tolich, K., Bugg, W., Efremenko, Y., Kamyshkov, Y., Perevozchikov, O., Karwowski, H. J., Markoff, D. M., Tornow, W., Heeger, K. M., Piquemal, F., Ricol, J. 2008; 100 (22)

    Abstract

    The KamLAND experiment has determined a precise value for the neutrino oscillation parameter Deltam21(2) and stringent constraints on theta12. The exposure to nuclear reactor antineutrinos is increased almost fourfold over previous results to 2.44 x 10(32) proton yr due to longer livetime and an enlarged fiducial volume. An undistorted reactor nu[over]e energy spectrum is now rejected at >5sigma. Analysis of the reactor spectrum above the inverse beta decay energy threshold, and including geoneutrinos, gives a best fit at Deltam21(2)=7.58(-0.13)(+0.14)(stat) -0.15+0.15(syst) x 10(-5) eV2 and tan2theta12=0.56(-0.07)+0.10(stat) -0.06+0.10(syst). Local Deltachi2 minima at higher and lower Deltam21(2) are disfavored at >4sigma. Combining with solar neutrino data, we obtain Deltam21(2)=7.59(-0.21)+0.21 x 10(-5) eV2 and tan2theta12=0.47(-0.05)+0.06.

    View details for DOI 10.1103/PhysRevLett.100.221803

    View details for Web of Science ID 000256528400011

    View details for PubMedID 18643415

  • A microfabricated sensor for thin dielectric layers REVIEW OF SCIENTIFIC INSTRUMENTS Fierlinger, P., DeVoe, R., Flatt, B., Gratta, G., Green, M., Kolkowitz, S., LePort, F., Diez, M. M., Neilson, R., O'Sullivan, K., Pocar, A., Wodin, J. 2008; 79 (4)

    Abstract

    We describe a sensor for the measurement of thin dielectric layers capable of operation in a variety of environments. The sensor is obtained by microfabricating a capacitor with interleaved aluminum fingers, exposed to the dielectric to be measured. In particular, the device can measure thin layers of solid frozen from a liquid or gaseous medium. Sensitivity to single atomic layers is achievable in many configurations and, by utilizing fast, high sensitivity capacitance readout in a feedback system onto environmental parameters; coatings of few layers can be dynamically maintained. We discuss the design, readout, and calibration of several versions of the device optimized in different ways. We specifically dwell on the case in which atomically thin solid xenon layers are grown and stabilized, in cryogenic conditions, from a liquid xenon bath.

    View details for DOI 10.1063/1.2906402

    View details for Web of Science ID 000255456800032

    View details for PubMedID 18447546

  • A linear RFQ ion trap for the enriched xenon observatory NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT Flatt, B., Green, M., Wodin, J., DeVoe, R., Fierlinger, P., Gratta, G., LePort, F., Diez, M. M., Neilson, R., O'Sullivan, K., Pocar, A., Waldman, S., Baussan, E., Breidenbach, M., Conley, R., Fairbank, W., Farine, J., Hall, C., Hall, K., Hallman, D., Hargrove, C., Hauger, M., Hodgson, J., Juget, F., Leonard, D. S., Mackay, D., Martin, Y., Mong, B., Odian, A., Ounalli, L., Piepke, A., Prescott, C. Y., Rowson, P. C., Skarpaasc, K., Schenker, D., Sinclair, D., Strickland, V., Virtue, C., Vuilleuimier, J., Vullleuimier, J. M., Wamba, K., Weber, P. 2007; 578 (2): 399-408
  • A liquid xenon ionization chamber in an all-fluoropolymer vessel NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT LePort, F., Pocar, A., Bartoszek, L., DeVoe, R., Fierlinger, P., Flatt, B., Gratta, G., Green, M., Koffas, T., Diez, M. M., Neilson, R., O'Sullivan, K., Waldman, S., Wodin, J., Woisard, D., Baussan, E., Breidenbach, M., Conley, R., Fairbank, W., Farine, J., Hall, C., Hall, K., Hallman, D., Hargrove, C., Hodgson, J., Jeng, S., Leonard, D. S., Mackay, D., Martin, Y., Odian, A., Ounalli, L., Piepke, A., Prescott, C. Y., Rowson, P. C., Skarpaas, K., Schenker, D., Sinclair, D., Stekhanov, V., Strickland, V., Virtue, C., Vuilleumier, J., Vuilleumier, J., Wamba, K., Weber, P. 2007; 578 (2): 409-420
  • Observation of single collisionally cooled trapped ions in a buffer gas PHYSICAL REVIEW A Green, M., Wodin, J., DeVoe, R., Fierlinger, P., Flatt, B., Gratta, G., LePort, F., Diez, M. M., Neilson, R., O'Sullivan, K., Pocar, A., Waldman, S., Leonard, D. S., Piepke, A., Hargrove, C., Sinclair, D., Strickland, V., Fairbank, W., Hall, K., Mong, B., Moe, M., Farine, J., Hallman, D., Virtue, C., Baussan, E., Martin, Y., Schenker, D., Vuilleumier, J., Vuilleumier, J., Weber, P., Breidenbach, M., Conley, R., Hall, C., Hodgson, J., Mackay, D., Odian, A., Prescott, C. Y., Rowson, P. C., Skarpaas, K., Wamba, K. 2007; 76 (2)
  • Search for the invisible decay of neutrons with KamLAND PHYSICAL REVIEW LETTERS Araki, T., Enomoto, S., Furuno, K., Gando, Y., Ichimura, K., Ikeda, H., Inoue, K., Kishimoto, Y., Koga, M., Koseki, Y., Maeda, T., Mitsui, T., Motoki, M., Nakajima, K., Nakamura, K., Ogawa, H., Ogawa, M., Owada, K., Ricol, J. S., Shimizu, I., Shirai, J., Suekane, F., Suzuki, A., Tada, K., Takeuchi, S., Tamae, K., Tsuda, Y., Watanabe, H., Busenitz, J., Classen, T., Djurcic, Z., Keefer, G., Leonard, D. S., Piepke, A., Yakushev, E., Berger, B. E., Chan, Y. D., Decowski, M. P., Dwyer, D. A., Freedman, S. J., Fujikawa, B. K., Goldman, J., Gray, F., Heeger, K. M., Hsu, L., Lesko, K. T., Luk, K. B., Murayama, H., O'Donnell, T., Poon, A. W., Steiner, H. M., Winslow, L. A., Jillings, C., Mauger, C., McKeown, R. D., Vogel, P., Zhang, C., Lane, C. E., Miletic, T., Guillian, G., Learned, J. G., Maricic, J., Matsuno, S., Pakvasa, S., Horton-Smith, G. A., Dazeley, S., Hatakeyama, S., Rojas, A., Svoboda, R., Dieterle, B. D., Detwiler, J., Gratta, G., Ishii, K., Tolich, N., Uchida, Y., Batygov, M., Bugg, W., Efremenko, Y., Kamyshkov, Y., Kozlov, A., Nakamura, Y., Karwowski, H. J., Markoff, D. M., Rohm, R. M., Tornow, W., Wendell, R., Chen, M. J., Wang, Y. F., Piquemal, F. 2006; 96 (10)

    Abstract

    The Kamioka Liquid scintillator Anti-Neutrino Detector is used in a search for single neutron or two-neutron intranuclear disappearance that would produce holes in the -shell energy level of (12)C nuclei. Such holes could be created as a result of nucleon decay into invisible modes (inv), e.g., n--> 3v or nn--> 2v. The deexcitation of the corresponding daughter nucleus results in a sequence of space and time-correlated events observable in the liquid scintillator detector. We report on new limits for one- and two-neutron disappearance: tau(n--> inv) > 5.8 x 10(29) years and tau (nn--> inv) > 1.4 x 10(30) years at 90% C.L. These results represent an improvement of factors of approximately 3 and >10(4) and over previous experiments.

    View details for DOI 10.1103/PhysRevLett.96.101802

    View details for Web of Science ID 000236062800015

    View details for PubMedID 16605724

  • Mobility of thorium ions in liquid xenon NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT Wamba, K., Hall, C., Breidenbach, M., Conley, R., Odian, A., Prescott, C. Y., Rowson, P. C., Sevilla, J., Skarpaas, K., DeVoe, R., Djurcic, Z., Fairbank, W. M., Gratta, G., Green, M., Hall, K., Hauger, M., Jeng, S. C., Koffas, T., LePort, F., Leonard, D., Martin, J. M., Neilson, R., Ounalli, L., Piepke, A., Schenker, D., Stekhanov, V., Vullleumier, J. L., Waldman, S., Weber, P., Wodin, J. 2005; 555 (1-2): 205-210
  • Experimental investigation of geologically produced antineutrinos with KamLAND NATURE Araki, T., Enomoto, S., Furuno, K., Gando, Y., Ichimura, K., Ikeda, H., Inoue, K., Kishimoto, Y., Koga, M., Koseki, Y., Maeda, T., Mitsui, T., Motoki, M., Nakajima, K., Ogawa, H., Ogawa, M., Owada, K., Ricol, J. S., Shimizu, I., Shirai, J., Suekane, F., Suzuki, A., Tada, K., Takeuchi, S., Tamae, K., Tsuda, Y., Watanabe, H., Busenitz, J., Classen, T., Djurcic, Z., Keefer, G., Leonard, D., Piepke, A., Yakushev, E., Berger, B. E., Chan, Y. D., Decowski, M. P., Dwyer, D. A., Freedman, S. J., Fujikawa, B. K., Goldman, J., Gray, F., Heeger, K. M., Hsu, L., Lesko, K. T., Luk, K. B., Murayama, H., O'Donnell, T., Poon, A. W., Steiner, H. M., Winslow, L. A., Mauger, C., McKeown, R. D., Vogel, P., Lane, C. E., Miletic, T., Guillian, G., Learned, J. G., Maricic, J., Matsuno, S., Pakvasa, S., Horton-Smith, G. A., Dazeley, S., Hatakeyama, S., Rojas, A., Svoboda, R., Dieterle, B. D., Detwiler, J., Gratta, G., Ishii, K., Tolich, N., Uchida, Y., Batygov, M., Bugg, W., Efremenko, Y., Kamyshkov, Y., Kozlov, A., Nakamura, Y., Karwowski, H. J., Markoff, D. M., Nakamura, K., Rohm, R. M., Tornow, W., Wendell, R., Chen, M. J., Wang, Y. F., Piquemal, F. 2005; 436 (7050): 499-503

    Abstract

    The detection of electron antineutrinos produced by natural radioactivity in the Earth could yield important geophysical information. The Kamioka liquid scintillator antineutrino detector (KamLAND) has the sensitivity to detect electron antineutrinos produced by the decay of 238U and 232Th within the Earth. Earth composition models suggest that the radiogenic power from these isotope decays is 16 TW, approximately half of the total measured heat dissipation rate from the Earth. Here we present results from a search for geoneutrinos with KamLAND. Assuming a Th/U mass concentration ratio of 3.9, the 90 per cent confidence interval for the total number of geoneutrinos detected is 4.5 to 54.2. This result is consistent with the central value of 19 predicted by geophysical models. Although our present data have limited statistical power, they nevertheless provide by direct means an upper limit (60 TW) for the radiogenic power of U and Th in the Earth, a quantity that is currently poorly constrained.

    View details for DOI 10.1038/nature03980

    View details for Web of Science ID 000230788800050

    View details for PubMedID 16049478

  • Measurement of neutrino oscillation with KamLAND: Evidence of spectral distortion PHYSICAL REVIEW LETTERS Araki, T., Eguchi, K., Enomoto, S., Furuno, K., Ichimura, K., Ikeda, H., Inoue, K., Ishihara, K., Iwamoto, T., Kawashima, T., Kishimoto, Y., Koga, M., Koseki, Y., Maeda, T., Mitsui, T., Motoki, M., Nakajima, K., Ogawa, H., Owada, K., Ricol, J. S., Shimizu, I., Shirai, J., Suekane, F., Suzuki, A., Tada, K., Tajima, O., Tamae, K., Tsuda, Y., Watanabe, H., Busenitz, J., Classen, T., Djurcic, Z., Keefer, G., McKinny, K., Mei, D. M., Piepke, A., Yakushev, E., Berger, B. E., Chan, Y. D., Decowski, M. P., Dwyer, D. A., Freedman, S. J., Fu, Y., Fujikawa, B. K., Goldman, J., Gray, F., Heeger, K. M., Lesko, K. T., Luk, K. B., Murayama, H., Poon, A. W., Steiner, H. M., Winslow, L. A., Horton-Smith, G. A., Mauger, C., McKeown, R. D., Vogel, P., Lane, C. E., Miletic, T., Gorham, P. W., Guillian, G., Learned, J. G., Maricic, J., Matsuno, S., Pakvasa, S., Dazeley, S., Hatakeyama, S., Rojas, A., Svoboda, R., Dieterle, B. D., Detwiler, J., Gratta, G., Ishii, K., Tolich, N., Uchida, Y., Batygov, M., Bugg, W., Efremenko, Y., Kamyshkov, Y., Kozlov, A., Nakamura, Y., Gould, C. R., Karwowski, H. J., Markoff, D. M., Messimore, J. A., Nakamura, K., Rohm, R. M., Tornow, W., Wendell, R., Young, A. R., Chen, M. J., Wang, Y. F., Piquemal, F. 2005; 94 (8)

    Abstract

    We present results of a study of neutrino oscillation based on a 766 ton/year exposure of KamLAND to reactor antineutrinos. We observe 258 nu (e) candidate events with energies above 3.4 MeV compared to 365.2+/-23.7 events expected in the absence of neutrino oscillation. Accounting for 17.8+/-7.3 expected background events, the statistical significance for reactor nu (e) disappearance is 99.998%. The observed energy spectrum disagrees with the expected spectral shape in the absence of neutrino oscillation at 99.6% significance and prefers the distortion expected from nu (e) oscillation effects. A two-neutrino oscillation analysis of the KamLAND data gives Deltam(2)=7.9(+0.6)(-0.5)x10(-5) eV(2). A global analysis of data from KamLAND and solar-neutrino experiments yields Deltam(2)=7.9(+0.6)(-0.5)x10(-5) eV(2) and tan((2)theta=0.40(+0.10)(-0.07), the most precise determination to date.

    View details for DOI 10.1103/PhysRevLett.94.081801

    View details for Web of Science ID 000227386000009

    View details for PubMedID 15783875

  • Experimental study of acoustic ultra-high-energy neutrino detection ASTROPHYSICAL JOURNAL Vandenbroucke, J., Gratta, G., Lehtinen, N. 2005; 621 (1): 301-312
  • EXO: an advanced enriched xenon double-beta decay observatory 8th International Workshop on Topics in Astroparticle and Underground Physics Akimov, D., Bower, G., Breidenbach, M., Conley, R., Conti, E., Danilov, M., DeVoe, R., Djurcic, Z., Dolgolenko, A., Fairbank, W., Gratta, G., Hall, C., Koffas, T., Moe, M., Odian, A., Piepke, A., Prescott, C. Y., Rowson, P. C., Skarpaas, K., Vogel, P., Vuilleumier, J. L., Waldman, S., Wamba, K., Wodin, J., Zeldovich, O. ELSEVIER SCIENCE BV. 2005: 224–226
  • High sensitivity search for (nu)over-bar(e)'s from the Sun and other sources at KamLAND PHYSICAL REVIEW LETTERS Eguchi, K., Enomoto, S., Furuno, K., Ikeda, H., Ikeda, K., Inoue, K., Ishihara, K., Iwamoto, T., Kawashima, T., Kishimoto, Y., Koga, M., Koseki, Y., Maeda, T., Mitsui, T., Motoki, M., Nakajima, K., Ogawa, H., Owada, K., Piquemal, F., Shimizu, I., Shirai, J., Suekane, F., Suzuki, A., Tada, K., Tajima, O., Takayama, T., Tamae, K., Watanabe, H., Busenitz, J., Djurcic, Z., McKinny, K., Mei, D. M., Piepke, A., Yakushev, E., Berger, B. E., Chan, Y. D., Decowski, M. P., Dwyer, D. A., Freedman, S. J., Fu, Y., Fujikawa, B. K., Goldman, J., Heeger, K. M., Lesko, K. T., Luk, K. B., Murayama, H., Nygren, D. R., Okada, C. E., Poon, A. W., Steiner, H. M., Winslow, L. A., Horton-Smith, G. A., Mauger, C., McKeown, R. D., Tipton, B., Vogel, P., Lane, C. E., Miletic, T., Gorham, P. W., Guillian, G., Learned, J. G., Maricic, J., Matsuno, S., Pakvasa, S., Dazeley, S., Hatakeyama, S., Svoboda, R., Dieterle, B. D., DiMauro, M., Detwiler, J., Gratta, G., Ishii, K., Tolich, N., Uchida, Y., Batygov, M., Bugg, W., Efremenko, Y., Kamyshkov, Y., Kozlov, A., Nakamura, Y., Gould, C. R., Karwowski, H. J., Markoff, D. M., Messimore, J. A., Nakamura, K., Rohm, R. M., Tornow, W., Young, A. R., Chen, M. J., Wang, Y. F. 2004; 92 (7)

    Abstract

    Data corresponding to a KamLAND detector exposure of 0.28 kton yr has been used to search for nu;(e)'s in the energy range 8.3

    View details for DOI 10.1103/PhysRevLett.92.071301

    View details for Web of Science ID 000189139500008

    View details for PubMedID 14995837

  • Correlated fluctuations between luminescence and ionization in liquid xenon PHYSICAL REVIEW B Conti, E., DeVoe, R., Gratta, G., Koffas, T., Waldman, S., Wodin, J., Akimov, D., Bower, G., Breidenbach, M., Conley, R., Danilov, M., Djurcic, Z., Dolgolenko, A., Hall, C., Odian, A., Piepke, A., Prescott, C. Y., Rowson, P. C., Skarpaas, K., Vuilleumier, J. L., Wamba, K., Zeldovich, O. 2003; 68 (5)
  • First results from KamLAND: Evidence for reactor antineutrino disappearance PHYSICAL REVIEW LETTERS Eguchi, K., Enomoto, S., Furuno, K., Goldman, J., Hanada, H., Ikeda, H., Ikeda, K., Inoue, K., Ishihara, K., Itoh, W., Iwamoto, T., Kawaguchi, T., Kawashima, T., Kinoshita, H., Kishimoto, Y., Koga, M., Koseki, Y., Maeda, T., Mitsui, T., Motoki, M., Nakajima, K., Nakajima, M., Nakajima, T., Ogawa, H., Owada, K., Sakabe, T., Shimizu, I., Shirai, J., Suekane, F., Suzuki, A., Tada, K., Tajima, O., Takayama, T., Tamae, K., Watanabe, H., Busenitz, J., Djurcic, Z., McKinny, K., Mei, D. M., Piepke, A., Yakushev, E., Berger, B. E., Chan, Y. D., Decowski, M. P., Dwyer, D. A., Freedman, S. J., Fu, Y., Fujikawa, B. K., Heeger, K. M., Lesko, K. T., Luk, K. B., Murayama, H., Nygren, D. R., Okada, C. E., Poon, A. W., Steiner, H. M., Winslow, L. A., Horton-Smith, G. A., McKeown, R. D., Ritter, J., Tipton, B., Vogel, P., Lane, C. E., Miletic, T., Gorham, P. W., Guillian, G., Learned, J. G., Maricic, J., Matsuno, S., Pakvasa, S., Dazeley, S., Hatakeyama, S., Murakami, M., Svoboda, R. C., Dieterle, B. D., DiMauro, M., Detwiler, J., Gratta, G., Ishii, K., Tolich, N., Uchida, Y., Batygov, M., Bugg, W., Cohn, H., Efremenko, Y., Kamyshkov, Y., Kozlov, A., Nakamura, Y., Braeckeleer, L. D., Gould, C. R., Karwowski, H. J., Markoff, D. M., Messimore, J. A., Nakamura, K., Rohm, R. M., Tornow, W., Young, A. R., Wang, Y. F. 2003; 90 (2)

    Abstract

    KamLAND has measured the flux of nu;(e)'s from distant nuclear reactors. We find fewer nu;(e) events than expected from standard assumptions about nu;(e) propagation at the 99.95% C.L. In a 162 ton.yr exposure the ratio of the observed inverse beta-decay events to the expected number without nu;(e) disappearance is 0.611+/-0.085(stat)+/-0.041(syst) for nu;(e) energies >3.4 MeV. In the context of two-flavor neutrino oscillations with CPT invariance, all solutions to the solar neutrino problem except for the "large mixing angle" region are excluded.

    View details for DOI 10.1103/PhysRevLett.90.021802

    View details for Web of Science ID 000180444200007

    View details for PubMedID 12570536

  • Nuclear propelled vessels and neutrino oscillation experiments PHYSICAL REVIEW LETTERS Detwiler, J., Gratta, G., Tolich, N., Uchida, Y. 2002; 89 (19)

    Abstract

    We study the effect of naval nuclear reactors on the study of neutrino oscillations. We find that the presence of naval reactors at unknown locations and times may limit the accuracy of future very long baseline reactor-based neutrino oscillation experiments. At the same time, we argue that a nuclear powered surface ship such as a large Russian icebreaker may provide an ideal source for precision experiments.

    View details for DOI 10.1103/PhysRevLett.89.191802

    View details for Web of Science ID 000178790900011

    View details for PubMedID 12443112

  • Sensitivity of an underwater acoustic array to ultra-high energy neutrinos ASTROPARTICLE PHYSICS Lehtinen, N. G., Adam, S., Gratta, G., Berger, T. K., Buckingham, M. J. 2002; 17 (3): 279-292
  • Reactor-based neutrino oscillation experiments REVIEWS OF MODERN PHYSICS Bemporad, C., Gratta, G., Vogel, P. 2002; 74 (2): 297-328
  • Nuclear reactor safeguards and monitoring with antineutrino detectors JOURNAL OF APPLIED PHYSICS Bernstein, A., Wang, Y., Gratta, G., West, T. 2002; 91 (7): 4672-4676

    View details for DOI 10.1063/1.1452775

    View details for Web of Science ID 000174663900112

  • Final results from the Palo Verde neutrino oscillation experiment PHYSICAL REVIEW D Boehm, F., Busenitz, J., Cook, B., Gratta, G., Henrikson, H., Kornis, J., LAWRENCE, D., Lee, K. B., McKinny, K., Miller, L., Novikov, V., Piepke, A., Ritchie, B., Tracy, D., Vogel, P., Wang, Y. F., Wolf, J. 2001; 64 (11)
  • Predicting neutron production from cosmic-ray muons PHYSICAL REVIEW D Wang, Y. F., Balic, V., Gratta, G., Fasso, A., Roesler, S., Ferrari, A. 2001; 64 (1)
  • Calibration of the L3 BGO calorimeter using an RFQ accelerator 8th Pisa Meeting on Advanced Detectors Chaturvedi, U., Favara, A., Gataullin, M., Gratta, G., Kirkby, D., Lu, W., Newman, H., Shvorob, A., Tully, C., Zhu, R. ELSEVIER SCIENCE BV. 2001: 376–77
  • Search for neutrino oscillations at the Palo Verde nuclear reactors XIXTH International Conference on neutrino Physics and Astrophysics Boehm, F., Busenitz, J., Cook, B., Gratta, G., Henrikson, H., Kornis, J., LAWRENCE, D., Lee, K. B., McKinny, K., Miller, L., Novikov, V., Piepke, A., Ritchie, B., Tracy, D., Vogel, P., Wang, Y. F., Wolf, J. ELSEVIER SCIENCE BV. 2001: 91–98
  • Neutron production by cosmic-ray muons at shallow depth PHYSICAL REVIEW D Boehm, F., Busenitz, J., Cook, B., Gratta, G., Henrikson, H., Kornis, J., LAWRENCE, D., Lee, K. B., McKinny, K., Miller, L., Novikov, V., Piepke, A., Ritchie, B., Tracy, D., Vogel, P., Wang, Y. F., Wolf, J. 2000; 62 (9)
  • Results from the Palo Verde neutrino oscillation experiment PHYSICAL REVIEW D Boehm, F., Busenitz, J., Cook, B., Gratta, G., Henrikson, H., Kornis, J., LAWRENCE, D., Lee, K. B., McKinny, K., Miller, L., Novikov, V., Piepke, A., Ritchie, B., Tracy, D., Vogel, P., Wang, Y. F., Wolf, J. 2000; 62 (7)
  • New approach to background subtraction in low-energy neutrino experiments PHYSICAL REVIEW D Wang, Y. F., Miller, L., Gratta, G. 2000; 62 (1)
  • Detection of very small neutrino masses in double-beta decay using laser tagging PHYSICS LETTERS B Danilov, M., DeVoe, R., Dolgolenko, A., Giannini, G., Gratta, G., Picchi, P., Piepke, A., Pietropaolo, F., Vogel, P., Vuilleumier, J. L., Wang, Y. F., Zeldovich, O. 2000; 480 (1-2): 12-18
  • Neutrino oscillation experiments at nuclear reactors 6th Topical Seminar on Neutrino and Astroparticle Physics Gratta, G. ELSEVIER SCIENCE BV. 2000: 72–77
  • Search for neutrino oscillations at the Palo Verde nuclear reactors PHYSICAL REVIEW LETTERS Boehm, F., Busenitz, J., Cook, B., Gratta, G., Henrikson, H., Kornis, J., LAWRENCE, D., Lee, K. B., McKinny, K., Miller, L., Novikov, V., Piepke, A., Ritchie, B., Tracy, D., Vogel, P., Wang, Y. F., Wolf, J. 2000; 84 (17): 3764-3767
  • Towards low-threshold, real-time solar neutrino detectors NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT Gratta, G., Wang, Y. F. 1999; 438 (2-3): 317-321
  • The Palo Verde reactor neutrino oscillation experiment 18th International Conference on Neutrino Physics and Astrophysics (Neutrino 98) Boehm, F., Busenitz, J., Dugger, M., Gratta, G., Hanson, J., Henrikson, H., Kornis, J., LAWRENCE, D., Lee, K. B., Michael, D., Miller, L., Novikov, V. M., Piepke, A., Ritchie, B., Tracy, D., Vital, A., Vogel, P., Wang, Y. F., Wolf, J. ELSEVIER SCIENCE BV. 1999: 166–170
  • The Palo Verde reactor neutrino experiment a test for long baseline neutrino oscillations 5th International Workshop on Topics in Astroparticle and Underground Physics (TAUP 97) Boehm, F., Busenitz, J., Cornis, J., Dugger, M., Gratta, G., Hanson, J., Henrikson, H., LAWRENCE, D., Michael, D., Miller, L., Novikov, V. M., Piepke, A., Pittalwala, S., Ritchie, B., Tracy, D., Vital, A., Vogel, J. P., Wang, Y. F., Wilferd, R., Wolf, J., Young, S. ELSEVIER SCIENCE BV. 1999: 191–194
  • The Palo Verde neutrino oscillation experiment XVI Workshop on Weak Interactions and Neutrinos (WIN 97) Boehm, F., Busenitz, J., Cook, B., Gratta, G., Hanson, J., Henrikson, H., Kornis, J., LAWRENCE, D., Lou, K., Mascarenhas, N., Michael, D., Miller, L., Novikov, V. M., Piepke, A., Pittalwala, S., Ritchie, B., Tracy, D., Vital, A., Vogel, P., Wang, Y. F., Wilferd, R., Yang, S., Young, S. ELSEVIER SCIENCE BV. 1998: 396–399
  • The Palo Verde reactor neutrino experiment - A test for long baseline neutrino oscillations International School of Nuclear Physics - Neutrinos in Astro, Particle and Nuclear Physics Boehm, F., Hanson, J., Henrikson, H., Michael, D., Novikov, V. M., Piepke, A., Vogel, P., Yang, S., Gratta, G., Miller, L., Tracy, D., Wang, Y. F., Busenitz, J., Cornis, J., Vital, A., Wolf, J., Dugger, M., LAWRENCE, D., Ritchie, B., Pittalwala, S., Wilferd, R., Young, S. PERGAMON PRESS LTD. 1998: 253–262
  • Neutrino oscillation experiments at nuclear reactors 1st International Conference on Particle Physics Beyond the Standard Model Gratta, G. IOP PUBLISHING LTD. 1998: 945–955
  • A fast programmable trigger for pattern recognition NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT Gratta, G., Miller, L., Roat, C., Tracy, D., Wang, Y. F. 1997; 400 (2-3): 456-462
  • THE MARK-II SILICON STRIP VERTEX DETECTOR NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT Adolphsen, C., Jacobsen, R. G., Luth, V., Gratta, G., Labarga, L., Litke, A. M., Schwarz, A. S., Turala, M., ZACCARDELLI, C., Breakstone, A., Kenney, C. J., Parker, S. I., Barnett, B. A., Dauncey, P., DREWER, D. C., Matthews, J. A. 1992; 313 (1-2): 63-102
  • MEASUREMENT OF THE BBAR FRACTION IN HADRONIC Z0 DECAYS WITH PRECISION VERTEX DETECTORS PHYSICAL REVIEW LETTERS Jacobsen, R. G., Koetke, D. S., ADOLPHSEN, C. E., Fujino, D., Schumm, B. A., Wagner, S. R., Alexander, J. P., Averill, D., Barish, B. C., Barklow, T., Barnett, B. A., BLOCKUS, D., Boyarski, A., Brabson, B., Breakstone, A., Bulos, F., Burchat, P. R., Burke, D. L., Cence, R. J., Chapman, J., Chmeissani, M., Cords, D., Coupal, D. P., Dauncey, P., DESTAEBLER, H. C., DORFAN, J. M., Drell, P. S., DREWER, D. C., DURRETT, D., Elia, R., FELDMAN, G. J., Field, R. C., Ford, W. T., Fordham, C., Frey, R., Gan, K. K., Gero, E., GIDAL, G., Glanzman, T., Goldhaber, G., Cadenas, J. J., Gratta, G., HANSON, G., Harr, R., Harral, B., Harris, F. A., Hayes, K., Hearty, C., Heusch, C. A., Hildreth, M. D., Himel, T., Hinshaw, D. A., Hong, S. J., Hutchinson, D., Hylen, J., Innes, W. R., Jaros, J. A., Jung, C. K., Kadyk, J. A., Kenney, C., King, M., Komamiya, S., Kowalski, L. A., Kral, J. F., Kuhlen, M., Labarga, L., Lankford, A. J., LeDiberder, F., Levi, M. E., Litke, A. M., Lou, X. C., Luth, V., McKenna, J. A., Matthews, J. A., Mattison, T., Moffeit, K. C., MUNGER, C. T., Murray, W. N., NASH, J., Ogren, H., OSHAUGHNESSY, K. F., Parker, S. I., Peck, C., PERL, M. L., PETRADZA, M., Pitthan, R., Porter, F. C., Rankin, P., Rust, D. R., Sadrozinski, H. F., Schwarz, A. S., Seiden, A., Smith, J. G., Snyder, A., Soderstrom, E., Stoker, D. P., Stroynowski, R., Swartz, M., Thun, R., Trilling, G. H., Turala, M., VanKooten, R., Weber, P., Weinstein, A. J., Wicklund, E., Woods, M., Yurko, M., ZACCARDELLI, C. 1991; 67 (24): 3347-3350
  • THE MARK-II SILICON STRIP VERTEX DETECTOR AND PERFORMANCE OF A SILICON DETECTOR TELESCOPE IN THE MARK-II DETECTOR AT THE SLC IEEE TRANSACTIONS ON NUCLEAR SCIENCE Labarga, L., Adolphsen, C., Gratta, G., Litke, A., Turala, M., ZACCARDELLI, C., Breakstone, A., Parker, S., Barnett, B., Dauncey, P., DREWER, D., Matthews, J., Jacobsen, R., Luth, V. 1991; 38 (1): 25-29
  • SEARCHES FOR SUPERSYMMETRIC PARTICLES PRODUCED IN Z-BOSON DECAY PHYSICAL REVIEW LETTERS Barklow, T., Abrams, G. S., ADOLPHSEN, C. E., Averill, D., Ballam, J., Barish, B. C., Barnett, B. A., Bartelt, J., Bethke, S., BLOCKUS, D., Bonvicini, G., Boyarski, A., Brabson, B., Breakstone, A., Bulos, F., Burchat, P. R., Burke, D. L., Cence, R. J., Chapman, J., Chmeissani, M., Cords, D., Coupal, D. P., Dauncey, P., DESTAEBLER, H. C., Dorfan, D. E., DORFAN, J. M., DREWER, D. C., Elia, R., FELDMAN, G. J., Fernandes, D., Field, R. C., Ford, W. T., Fordham, C., Frey, R., Fujino, D., Gan, K. K., Gatto, C., Gero, E., GIDAL, G., Glanzman, T., Goldhaber, G., Cadenas, J. J., Gratta, G., Grindhammer, G., GROSSEWIESMANN, P., HANSON, G., Harr, R., Harral, B., Harris, F. A., Hawkes, C. M., Hayes, K., Hearty, C., Heusch, C. A., Hildreth, M. D., Himel, T., Hinshaw, D. A., Hong, S. J., Hutchinson, D., Hylen, J., Innes, W. R., Jacobsen, R. G., Jaros, J. A., Jung, C. K., Kadyk, J. A., Kent, J., King, M., Koetke, D. S., Komamiya, S., Koska, W., Kowalski, L. A., Kozanecki, W., Kral, J. F., Kuhlen, M., Labarga, L., Lankford, A. J., LARSEN, R. R., LeDiberder, F., Levi, M. E., Litke, A. M., Lou, X. C., Luth, V., McKenna, J. A., Matthews, J. A., Mattison, T., Milliken, B. D., Moffeit, K. C., MUNGER, C. T., Murray, W. N., NASH, J., Ogren, H., OSHAUGHNESSY, K. F., Parker, S. I., Peck, C., PERL, M. L., PETRADZA, M., Pitthan, R., Porter, F. C., Rankin, P., Riles, K., ROUSE, F. R., Rust, D. R., Sadrozinski, H. F., SCHAAD, M. W., Schumm, B. A., Seiden, A., Smith, J. G., Snyder, A., Soderstrom, E., Stoker, D. P., Stroynowski, R., Swartz, M., Thun, R., Trilling, G. H., VanKooten, R., Voruganti, P., Wagner, S. R., Watson, S., Weber, P., Weinstein, A. J., WEIR, A. J., Wicklund, E., Woods, M., Wu, D. Y., Yurko, M., ZACCARDELLI, C., VONZANTHIER, C. 1990; 64 (25): 2984-2987
  • DIRECT SEARCH FOR PAIR PRODUCTION OF HEAVY STABLE CHARGED-PARTICLES IN Z-DECAYS PHYSICAL REVIEW LETTERS Soderstrom, E., McKenna, J. A., Abrams, G. S., ADOLPHSEN, C. E., Averill, D., Ballam, J., Barish, B. C., Barklow, T., Barnett, B. A., Bartelt, J., Bethke, S., BLOCKUS, D., Bonvicini, G., Boyarski, A., Brabson, B., Breakstone, A., Bulos, F., Burchat, P. R., Burke, D. L., Cence, R. J., Chapman, J., Chmeissani, M., Cords, D., Coupal, D. P., Dauncey, P., DESTAEBLER, H. C., Dorfan, D. E., DORFAN, J. M., DREWER, D. C., Elia, R., FELDMAN, G. J., Fernandes, D., Field, R. C., Ford, W. T., Fordham, C., Frey, R., Fujino, D., Gan, K. K., Gero, E., GIDAL, G., Glanzman, T., Goldhaber, G., Cadenas, J. J., Gratta, G., Grindhammer, G., GROSSEWIESMANN, P., HANSON, G., Harr, R., Harral, B., Harris, F. A., Hawkes, C. M., Hayes, K., Hearty, C., Heusch, C. A., Hildreth, M. D., Himel, T., Hinshaw, D. A., Hong, S. J., Hutchinson, D., Hylen, J., Innes, W. R., Jacobsen, R. G., Jaros, J. A., Jung, C. K., Kadyk, J. A., Kent, J., King, M., Koetke, D. S., Komamiya, S., Koska, W., Kowalski, L. A., Kozanecki, W., Kral, J. F., Kuhlen, M., Labarga, L., Lankford, A. J., LARSEN, R. R., LeDiberder, F., Levi, M. E., Litke, A. M., Lou, X. C., Luth, V., Matthews, J. A., Mattison, T., Milliken, B. D., Moffeit, K. C., MUNGER, C. T., Murray, W. N., NASH, J., Ogren, H., OSHAUGHNESSY, K. F., Parker, S. I., Peck, C., PERL, M. L., PETRADZA, M., Pitthan, R., Porter, F. C., Rankin, P., Riles, K., ROUSE, F. R., Rust, D. R., Sadrozinski, H. F., SCHAAD, M. W., Schumm, B. A., Seiden, A., Smith, J. G., Snyder, A., Stoker, D. P., Stroynowski, R., Swartz, M., Thun, R., Trilling, G. H., VanKooten, R., Voruganti, P., Wagner, S. R., Watson, S., Weber, P., Weinstein, A. J., WEIR, A. J., Wicklund, E., Woods, M., Wu, D. Y., Yurko, M., ZACCARDELLI, C., VONZANTHIER, C. 1990; 64 (25): 2980-2983
  • SEARCH FOR NONMINIMAL NEUTRAL HIGGS BOSONS FROM Z-BOSON DECAYS PHYSICAL REVIEW LETTERS Komamiya, S., Abrams, G. S., ADOLPHSEN, C. E., Averill, D., Ballam, J., Barish, B. C., Barklow, T., Barnett, B. A., Bartelt, J., Bethke, S., BLOCKUS, D., Bonvicini, G., Boyarski, A., Brabson, B., Breakstone, A., Bulos, F., Burchat, P. R., Burke, D. L., Cence, R. J., Chapman, J., Chmeissani, M., Cords, D., Coupal, D. P., Dauncey, P., DESTAEBLER, H. C., Dorfan, D. E., DORFAN, J. M., DREWER, D. C., Elia, R., FELDMAN, G. J., Fernandes, D., Field, R. C., Ford, W. T., Fordham, C., Frey, R., Fujino, D., Gan, K. K., Gatto, C., Gero, E., GIDAL, G., Glanzman, T., Goldhaber, G., Cadenas, J. J., Gratta, G., Grindhammer, G., GROSSEWIESMANN, P., HANSON, G., Harr, R., Harral, B., Harris, F. A., Hawkes, C. M., Hayes, K., Hearty, C., Heusch, C. A., Hildreth, M. D., Himel, T., Hinshaw, D. A., Hong, S. J., Hutchinson, D., Hylen, J., Innes, W. R., Jacobsen, R. G., Jaros, J. A., Jung, C. K., Kadyk, J. A., Kent, J., King, M., Klein, S. R., Koetke, D. S., Koska, W., Kowalski, L. A., Kozanecki, W., Kral, J. F., Kuhlen, M., Labarga, L., Lankford, A. J., LARSEN, R. R., LeDiberder, F., Levi, M. E., Litke, A. M., Lou, X. C., Luth, V., McKenna, J. A., Matthews, J. A., Mattison, T., Milliken, B. D., Moffeit, K. C., MUNGER, C. T., Murray, W. N., NASH, J., Ogren, H., OSHAUGHNESSY, K. F., Parker, S. I., Peck, C., PERL, M. L., Perrier, F., PETRADZA, M., Pitthan, R., Porter, F. C., Rankin, P., Riles, K., ROUSE, F. R., Rust, D. R., Sadrozinski, H. F., SCHAAD, M. W., Schumm, B. A., Seiden, A., Smith, J. G., Snyder, A., Soderstrom, E., Stoker, D. P., Stroynowski, R., Swartz, M., Thun, R., Trilling, G. H., VanKooten, R., Voruganti, P., Wagner, S. R., Watson, S., Weber, P., WEIGEND, A., Weinstein, A. J., WEIR, A. J., Wicklund, E., Woods, M., Wu, D. Y., Yurko, M., ZACCARDELLI, C., VONZANTHIER, C. 1990; 64 (24): 2881-2884
  • SEARCH FOR DOUBLY CHARGED HIGGS SCALARS IN Z-DECAY PHYSICAL REVIEW LETTERS Swartz, M., Abrams, G. S., ADOLPHSEN, C. E., Averill, D., Ballam, J., Barish, B. C., Barklow, T., Barnett, B. A., Bartelt, J., Bethke, S., BLOCKUS, D., Bonvicini, G., Boyarski, A., Brabson, B., Breakstone, A., Bulos, F., Burchat, P. R., Burke, D. L., Cence, R. J., Chapman, J., Chmeissani, M., Cords, D., Coupal, D. P., Dauncey, P., DESTAEBLER, H. C., Dorfan, D. E., DORFAN, J. M., DREWER, D. C., Elia, R., FELDMAN, G. J., Fernandes, D., Field, R. C., Ford, W. T., Fordham, C., Frey, R., Fujino, D., Gan, K. K., Gatto, C., Gero, E., GIDAL, G., Glanzman, T., Goldhaber, G., Cadenas, J. J., Gratta, G., Grindhammer, G., GROSSEWIESMANN, P., HANSON, G., Harr, R., Harral, B., Harris, F. A., Hawkes, C. M., Hayes, K., Hearty, C., Heusch, C. A., Hildreth, M. D., Himel, T., Hinshaw, D. A., Hong, S. J., Hutchinson, D., Hylen, J., Innes, W. R., Jacobsen, R. G., Jaros, J. A., Jung, C. K., Kadyk, J. A., Kent, J., King, M., Klein, S. R., Koetke, D. S., Komamiya, S., Koska, W., Kowalski, L. A., Kozanecki, W., Kral, J. F., Kuhlen, M., Labarga, L., Lankford, A. J., LARSEN, R. R., LeDiberder, F., Levi, M. E., Litke, A. M., Lou, X. C., Luth, V., McKenna, J. A., Matthews, J. A., Mattison, T., Milliken, B. D., Moffeit, K. C., MUNGER, C. T., Murray, W. N., NASH, J., Ogren, H., OSHAUGHNESSY, K. F., Parker, S. I., Peck, C., PERL, M. L., Perrier, F., PETRADZA, M., Pitthan, R., Porter, F. C., Rankin, P., Riles, K., ROUSE, F. R., Rust, D. R., Sadrozinski, H. F., SCHAAD, M. W., Schumm, B. A., Seiden, A., Smith, J. G., Snyder, A., Soderstrom, E., Stoker, D. P., Stroynowski, R., Thun, R., Trilling, G. H., VanKooten, R., Voruganti, P., Wagner, S. R., Watson, S., Weber, P., WEIGEND, A., Weinstein, A. J., WEIR, A. J., Wicklund, E., Woods, M., Wu, D. Y., Yurko, M., ZACCARDELLI, C., VONZANTHIER, C. 1990; 64 (24): 2877-2880
  • MEASUREMENTS OF CHARGED-PARTICLE INCLUSIVE DISTRIBUTIONS IN HADRONIC DECAYS OF THE Z-BOSON PHYSICAL REVIEW LETTERS Abrams, G. S., ADOLPHSEN, C. E., Averill, D., Ballam, J., Barish, B. C., Barklow, T., Barnett, B. A., Bartelt, J., Bethke, S., BLOCKUS, D., Bonvicini, G., Boyarski, A., Brabson, B., Breakstone, A., Bulos, F., Burchat, P. R., Burke, D. L., Cence, R. J., Chapman, J., Chmeissani, M., Cords, D., Coupal, D. P., Dauncey, P., DESTAEBLER, H. C., Dorfan, D. E., DORFAN, J. M., DREWER, D. C., Elia, R., FELDMAN, G. J., Fernandes, D., Field, R. C., Ford, W. T., Fordham, C., Frey, R., Fujino, D., Gan, K. K., Gero, E., GIDAL, G., Glanzman, T., Goldhaber, G., Cadenas, J. J., Gratta, G., Grindhammer, G., GROSSEWIESMANN, P., HANSON, G., Harr, R., Harral, B., Harris, F. A., Hawkes, C. M., Hayes, K., Hearty, C., Heusch, C. A., Hildreth, M. D., Himel, T., Hinshaw, D. A., Hong, S. J., Hutchinson, D., Hylen, J., Innes, W. R., Jacobsen, R. G., Jaros, J. A., Jung, C. K., Kadyk, J. A., Kent, J., King, M., Klein, S. R., Koetke, D. S., Komamiya, S., Koska, W., Kowalski, L. A., Kozanecki, W., Kral, J. F., Kuhlen, M., Labarga, L., Lankford, A. J., LARSEN, R. R., LeDiberder, F., Levi, M. E., Litke, A. M., Lou, X. C., Luth, V., McKenna, J. A., Matthews, J. A., Mattison, T., Milliken, B. D., Moffeit, K. C., MUNGER, C. T., Murray, W. N., NASH, J., Ogren, H., OSHAUGHNESSY, K. F., Parker, S. I., Peck, C., PERL, M. L., Perrier, F., Petersen, A., PETRADZA, M., Pitthan, R., Porter, F. C., Rankin, P., Riles, K., ROUSE, F. R., Rust, D. R., Sadrozinski, H. F., SCHAAD, M. W., Schumm, B. A., Seiden, A., Smith, J. G., Snyder, A., Soderstrom, E., Stoker, D. P., Stroynowski, R., Swartz, M., Thun, R., Trilling, G. H., VanKooten, R., Voruganti, P., Wagner, S. R., Watson, S., Weber, P., WEIGEND, A., Weinstein, A. J., WEIR, A. J., Wicklund, E., Woods, M., Wu, D. Y., Yurko, M., ZACCARDELLI, C., VONZANTHIER, C. 1990; 64 (12): 1334-1337
  • MEASUREMENT OF THE BBBAR FRACTION IN HADRONIC Z DECAYS PHYSICAL REVIEW LETTERS Kral, J. F., Abrams, G. S., ADOLPHSEN, C. E., Averill, D., Ballam, J., Barish, B. C., Barklow, T., Barnett, B. A., Bartelt, J., Bethke, S., BLOCKUS, D., Bonvicini, G., Boyarski, A., Brabson, B., Breakstone, A., Bulos, F., Burchat, P. R., Burke, D. L., Cence, R. J., Chapman, J., Chmeissani, M., Cords, D., Coupal, D. P., Dauncey, P., DESTAEBLER, H. C., Dorfan, D. E., DORFAN, J. M., DREWER, D. C., Elia, R., FELDMAN, G. J., Fernandes, D., Field, R. C., Ford, W. T., Fordham, C., Frey, R., Fujino, D., Gan, K. K., Gatto, C., Gero, E., GIDAL, G., Glanzman, T., Goldhaber, G., Cadenas, J. J., Gratta, G., Grindhammer, G., GROSSEWIESMANN, P., HANSON, G., Harr, R., Harral, B., Harris, F. A., Hawkes, C. M., Hayes, K., Hearty, C., Heusch, C. A., Hildreth, M. D., Himel, T., Hinshaw, D. A., Hong, S. J., Hutchinson, D., Hylen, J., Innes, W. R., Jacobsen, R. G., Jaros, J. A., Jung, C. K., Kadyk, J. A., Kent, J., King, M., Klein, S. R., Koetke, D. S., Komamiya, S., Koska, W., Kowalski, L. A., Kozanecki, W., Kuhlen, M., Labarga, L., Lankford, A. J., LARSEN, R. R., LeDiberder, F., Levi, M. E., Litke, A. M., Lou, X. C., Luth, V., McKenna, J. A., Matthews, J. A., Mattison, T., Milliken, B. D., Moffeit, K. C., MUNGER, C. T., Murray, W. N., NASH, J., Ogren, H., OSHAUGHNESSY, K. F., Parker, S. I., Peck, C., PERL, M. L., PETRADZA, M., Pitthan, R., Porter, F. C., Rankin, P., Riles, K., ROUSE, F. R., Rust, D. R., Sadrozinski, H. F., SCHAAD, M. W., Schumm, B. A., Seiden, A., Smith, J. G., Snyder, A., Soderstrom, E., Stoker, D. P., Stroynowski, R., Swartz, M., Thun, R., Trilling, G. H., VanKooten, R., Voruganti, P., Wagner, S. R., Watson, S., Weber, P., Weinstein, A. J., WEIR, A. J., Wicklund, E., Woods, M., Wu, D. Y., Yurko, M., ZACCARDELLI, C., VONZANTHIER, C. 1990; 64 (11): 1211-1214
  • SEARCH FOR LONG-LIVED MASSIVE NEUTRINOS IN Z-DECAYS PHYSICAL REVIEW LETTERS Jung, C. K., VanKooten, R., Abrams, G. S., ADOLPHSEN, C. E., Averill, D., Ballam, J., Barish, B. C., Barklow, T., Barnett, B. A., Bartelt, J., Bethke, S., BLOCKUS, D., Bonvicini, G., Boyarski, A., Brabson, B., Breakstone, A., Bulos, F., Burchat, P. R., Burke, D. L., Cence, R. J., Chapman, J., Chmeissani, M., Cords, D., Coupal, D. P., Dauncey, P., DESTAEBLER, H. C., Dorfan, D. E., DORFAN, J. M., DREWER, D. C., Elia, R., FELDMAN, G. J., Fernandes, D., Field, R. C., Ford, W. T., Fordham, C., Frey, R., Fujino, D., Gan, K. K., Gatto, C., Gero, E., GIDAL, G., Glanzman, T., Goldhaber, G., Cadenas, J. J., Gratta, G., Grindhammer, G., GROSSEWIESMANN, P., HANSON, G., Harr, R., Harral, B., Harris, F. A., Hawkes, C. M., Hayes, K., Hearty, C., Heusch, C. A., Hildreth, M. D., Himel, T., Hinshaw, D. A., Hong, S. J., Hutchinson, D., Hylen, J., Innes, W. R., Jacobsen, R. G., Jaros, J. A., Kadyk, J. A., Kent, J., King, M., Klein, S. R., Koetke, D. S., Komamiya, S., Koska, W., Kowalski, L. A., Kozanecki, W., Kral, J. F., Kuhlen, M., Labarga, L., Lankford, A. J., LARSEN, R. R., LeDiberder, F., Levi, M. E., Litke, A. M., Lou, X. C., Luth, V., McKenna, J. A., Matthews, J. A., Mattison, T., Milliken, B. D., Moffeit, K. C., MUNGER, C. T., Murray, W. N., NASH, J., Ogren, H., OSHAUGHNESSY, K. F., Parker, S. I., Peck, C., PERL, M. L., Perrier, F., PETRADZA, M., Pitthan, R., Porter, F. C., Rankin, P., Riles, K., ROUSE, F. R., Rust, D. R., Sadrozinski, H. F., SCHAAD, M. W., Schumm, B. A., Seiden, A., Smith, J. G., Snyder, A., Soderstrom, E., Stoker, D. P., Stroynowski, R., Swartz, M., Thun, R., Trilling, G. H., Voruganti, P., Wagner, S. R., Watson, S., Weber, P., WEIGEND, A., Weinstein, A. J., WEIR, A. J., Wicklund, E., Woods, M., Wu, D. Y., Yurko, M., ZACCARDELLI, C., VONZANTHIER, C. 1990; 64 (10): 1091-1094
  • AN ALIGNMENT METHOD FOR THE MARK II SILICON STRIP VERTEX DETECTOR USING AN X-RAY-BEAM 5TH EUROPEAN SYMP ON SEMICONDUCTOR DETECTORS : NEW DEVELOPMENTS IN RADIATION DETECTORS Adolphsen, C., Gratta, G., Labarga, L., Litke, A., Schwarz, A., Turala, M., ZACCARDELLI, C., Breakstone, A., Parker, S., Barnett, B., Boswell, C., Dauncey, P., DREWER, D., Matthews, J., Vejcik, S., Jacobsen, R., Luth, V. ELSEVIER SCIENCE BV. 1990: 257–64
  • DETERMINATION OF ALPHA-S FROM A DIFFERENTIAL-JET-MULTIPLICITY DISTRIBUTION IN E+E- COLLISIONS AT SQUARE-ROOT-S=29 AND 91 GEV PHYSICAL REVIEW LETTERS Komamiya, S., LeDiberder, F., Abrams, G. S., ADOLPHSEN, C. E., Averill, D., Ballam, J., Barish, B. C., Barklow, T., Barnett, B. A., Bartelt, J., Bethke, S., BLOCKUS, D., Bonvicini, G., Boyarski, A., Brabson, B., Breakstone, A., Bulos, F., Burchat, P. R., Burke, D. L., Cence, R. J., Chapman, J., Chmeissani, M., Cords, D., Coupal, D. P., Dauncey, P., DESTAEBLER, H. C., Dorfan, D. E., DORFAN, J. M., DREWER, D. C., Elia, R., FELDMAN, G. J., Fernandes, D., Field, R. C., Ford, W. T., Fordham, C., Frey, R., Fujino, D., Gan, K. K., Gatto, C., Gero, E., GIDAL, G., Glanzman, T., Goldhaber, G., Cadenas, J. J., Gratta, G., Grindhammer, G., GROSSEWIESMANN, P., HANSON, G., Harr, R., Harral, B., Harris, F. A., Hawkes, C. M., Hayes, K., Hearty, C., Heusch, C. A., Hildreth, M. D., Himel, T., Hinshaw, D. A., Hong, S. J., Hutchinson, D., Hylen, J., Innes, W. R., Jacobsen, R. G., Jaros, J. A., Jung, C. K., Kadyk, J. A., Kent, J., King, M., Klein, S. R., Koetke, D. S., Koska, W., Kowalski, L. A., Kozanecki, W., Kral, J. F., Kuhlen, M., Labarga, L., Lankford, A. J., LARSEN, R. R., Levi, M. E., Litke, A. M., Lou, X. C., Luth, V., McKenna, J. A., Matthews, J. A., Mattison, T., Milliken, B. D., Moffeit, K. C., MUNGER, C. T., Murray, W. N., NASH, J., Ogren, H., OSHAUGHNESSY, K. F., Parker, S. I., Peck, C., PERL, M. L., Perrier, F., PETRADZA, M., Pitthan, R., Porter, F. C., Rankin, P., Riles, K., ROUSE, F. R., Rust, D. R., Sadrozinski, H. F., SCHAAD, M. W., Schumm, B. A., Seiden, A., Smith, J. G., Snyder, A., Soderstrom, E., Stoker, D. P., Stroynowski, R., Swartz, M., Thun, R., VanKooten, R., Voruganti, P., Wagner, S. R., Watson, S., Weber, P., WEIGEND, A., Weinstein, A. J., WEIR, A. J., Wicklund, E., Woods, M., Wu, D. Y., Yurko, M., ZACCARDELLI, C., VONZANTHIER, C. 1990; 64 (9): 987-990
  • MEASUREMENT OF Z DECAYS INTO LEPTON PAIRS PHYSICAL REVIEW LETTERS Abrams, G. S., ADOLPHSEN, C. E., Averill, D., Ballam, J., Barish, B. C., Barklow, T., Barnett, B. A., Bartelt, J., Bethke, S., BLOCKUS, D., Bonvicini, G., Boyarski, A., Brabson, B., Breakstone, A., Bulos, F., Burchat, P. R., Burke, D. L., Cence, R. J., Chapman, J., Chmeissani, M., Cords, D., Coupal, D. P., Dauncey, P., DESTAEBLER, H. C., Dorfan, D. E., DORFAN, J. M., DREWER, D. C., Elia, R., FELDMAN, G. J., Fernandes, D., Field, R. C., Ford, W. T., Fordham, C., Frey, R., Fujino, D., Gan, K. K., Gero, E., GIDAL, G., Glanzman, T., Goldhaber, G., Cadenas, J. J., Gratta, G., Grindhammer, G., GROSSEWIESMANN, P., HANSON, G., Harr, R., Harral, B., Harris, F. A., Hawkes, C. M., Hayes, K., Hearty, C., Heusch, C. A., Hildreth, M. D., Himel, T., Hinshaw, D. A., Hong, S. J., Hutchinson, D., Hylen, J., Innes, W. R., Jacobsen, R. G., Jaros, J. A., Jung, C. K., Kadyk, J. A., Kent, J., King, M., Klein, S. R., Koetke, D. S., Komamiya, S., Koska, W., Kowalski, L. A., Kozanecki, W., Kral, J. F., Kuhlen, M., Labarga, L., Lankford, A. J., LARSEN, R. R., LeDiberder, F., Levi, M. E., Litke, A. M., Lou, X. C., Luth, V., McKenna, J. A., Matthews, J. A., Mattison, T., Milliken, B. D., Moffeit, K. C., MUNGER, C. T., Murray, W. N., NASH, J., Ogren, H., OSHAUGHNESSY, K. F., Parker, S. I., Peck, C., PERL, M. L., Perrier, F., PETRADZA, M., Pitthan, R., Porter, F. C., Rankin, P., Riles, K., ROUSE, F. R., Rust, D. R., Sadrozinski, H. F., SCHAAD, M. W., Schumm, B. A., Seiden, A., Smith, J. G., Snyder, A., Soderstrom, E., Stoker, D. P., Stroynowski, R., Swartz, M., Thun, R., Trilling, G. H., VanKooten, R., Voruganti, P., Wagner, S. R., Watson, S., Weber, P., WEIGEND, A., Weinstein, A. J., WEIR, A. J., Wicklund, E., Woods, M., Wu, D. Y., Yurko, M., ZACCARDELLI, C., VONZANTHIER, C. 1989; 63 (26): 2780-2783
  • SEARCHES FOR NEW QUARKS AND LEPTONS PRODUCED IN Z-BOSON DECAY PHYSICAL REVIEW LETTERS Abrams, G. S., ADOLPHSEN, C. E., Averill, D., Ballam, J., Barish, B. C., Barklow, T., Barnett, B. A., Bartelt, J., Bethke, S., BLOCKUS, D., Bonvicini, G., Boyarski, A., Brabson, B., Breakstone, A., Bulos, F., Burchat, P. R., Burke, D. L., Cence, R. J., Chapman, J., Chmeissani, M., Cords, D., Coupal, D. P., Dauncey, P., DESTAEBLER, H. C., Dorfan, D. E., DORFAN, J. M., DREWER, D. C., Elia, R., FELDMAN, G. J., Fernandes, D., Field, R. C., Ford, W. T., Fordham, C., Frey, R., Fujino, D., Gan, K. K., Gero, E., GIDAL, G., Glanzman, T., Goldhaber, G., Cadenas, J. J., Gratta, G., Grindhammer, G., GROSSEWIESMANN, P., HANSON, G., Harr, R., Harral, B., Harris, F. A., Hawkes, C. M., Hayes, K., Hearty, C., Heusch, C. A., Hildreth, M. D., Himel, T., Hinshaw, D. A., Hong, S. J., Hutchinson, D., Hylen, J., Innes, W. R., Jacobsen, R. G., Jaros, J. A., Jung, C. K., Kadyk, J. A., Kent, J., King, M., Klein, S. R., Koetke, D. S., Komamiya, S., Koska, W., Kowalski, L. A., Kozanecki, W., Kral, J. F., Kuhlen, M., Labarga, L., Lankford, A. J., LARSEN, R. R., LeDiberder, F., Levi, M. E., Litke, A. M., Lou, X. C., Luth, V., McKenna, J. A., Matthews, J. A., Mattison, T., Milliken, B. D., Moffeit, K. C., MUNGER, C. T., Murray, W. N., NASH, J., Ogren, H., OSHAUGHNESSY, K. F., Parker, S. I., Peck, C., PERL, M. L., Perrier, F., PETRADZA, M., Pitthan, R., Porter, F. C., Rankin, P., Riles, K., ROUSE, F. R., Rust, D. R., Sadrozinski, H. F., SCHAAD, M. W., Schumm, B. A., Seiden, A., Smith, J. G., Snyder, A., Soderstrom, E., Stoker, D. P., Stroynowski, R., Swartz, M., Thun, R., Trilling, G. H., VanKooten, R., Voruganti, P., Wagner, S. R., Watson, S., Weber, P., WEIGEND, A., Weinstein, A. J., WEIR, A. J., Wicklund, E., Woods, M., Wu, D. Y., Yurko, M., ZACCARDELLI, C., VONZANTHIER, C. 1989; 63 (22): 2447-2451
  • MEASUREMENTS OF Z-BOSON RESONANCE PARAMETERS IN E+E- ANNIHILATION PHYSICAL REVIEW LETTERS Abrams, G. S., ADOLPHSEN, C. E., Averill, D., Ballam, J., Barish, B. C., Barklow, T., Barnett, B. A., Bartelt, J., Bethke, S., BLOCKUS, D., Bonvicini, G., Boyarski, A., Brabson, B., Breakstone, A., Brom, J. M., Bulos, F., Burchat, P. R., Burke, D. L., Cence, R. J., Chapman, J., Chmeissani, M., Cords, D., Coupal, D. P., Dauncey, P., DESTAEBLER, H. C., Dorfan, D. E., DORFAN, J. M., DREWER, D. C., Elia, R., FELDMAN, G. J., Fernandes, D., Field, R. C., Ford, W. T., Fordham, C., Frey, R., Fujino, D., Gan, K. K., Gero, E., GIDAL, G., Glanzman, T., Goldhaber, G., Cadenas, J. J., Gratta, G., Grindhammer, G., GROSSEWIESMANN, P., HANSON, G., Harr, R., Harral, B., Harris, F. A., Hawkes, C. M., Hayes, K., Hearty, C., Heusch, C. A., Hildreth, M. D., Himel, T., Hinshaw, D. A., Hong, S. J., Hutchinson, D., Hylen, J., Innes, W. R., Jacobsen, R. G., Jaros, J. A., Jung, C. K., Kadyk, J. A., Kent, J., King, M., Klein, S. R., Koetke, D. S., Komamiya, S., Koska, W., Kowalski, L. A., Kozanecki, W., Kral, J. F., Kuhlen, M., Labarga, L., Lankford, A. J., LARSEN, R. R., LeDiberder, F., Levi, M. E., Litke, A. M., Lou, X. C., Luth, V., McKenna, J. A., Matthews, J. A., Mattison, T., Milliken, B. D., Moffeit, K. C., MUNGER, C. T., Murray, W. N., NASH, J., Ogren, H., OSHAUGHNESSY, K. F., Parker, S. I., Peck, C., PERL, M. L., Perrier, F., PETRADZA, M., Pitthan, R., Porter, F. C., Rankin, P., Riles, K., ROUSE, F. R., Rust, D. R., Sadrozinski, H. F., SCHAAD, M. W., Schumm, B. A., Seiden, A., Smith, J. G., Snyder, A., Soderstrom, E., Stoker, D. P., Stroynowski, R., Swartz, M., Thun, R., Trilling, G. H., VanKooten, R., Voruganti, P., Wagner, S. R., Watson, S., Weber, P., WEIGEND, A., Weinstein, A. J., WEIR, A. J., Wicklund, E., Woods, M., Wu, D. Y., Yurko, M., ZACCARDELLI, C., VONZANTHIER, C. 1989; 63 (20): 2173-2176
  • 1ST MEASUREMENTS OF HADRONIC DECAYS OF THE Z-BOSON PHYSICAL REVIEW LETTERS Abrams, G. S., ADOLPHSEN, C. E., Aleksan, R., Alexander, J. P., Averill, D., Ballam, J., Barish, B. C., Barklow, T., Barnett, B. A., Bartelt, J., Bethke, S., BLOCKUS, D., DeBoer, W., Bonvicini, G., Boyarski, A., Brabson, B., Breakstone, A., Brom, J. M., Bulos, F., Burchat, P. R., Burke, D. L., Cence, R. J., Chapman, J., Chmeissani, M., Cords, D., Coupal, D. P., Dauncey, P., DESTAEBLER, H. C., Dorfan, D. E., DORFAN, J. M., Drell, P. S., DREWER, D. C., Elia, R., Fay, J., FELDMAN, G. J., Fernandes, D., Field, R. C., Ford, W. T., Fordham, C., Frey, R., Fujino, D., Gan, K. K., Gero, E., GIDAL, G., Glanzman, T., Goldhaber, G., Cadenas, J. J., Gratta, G., Grindhammer, G., GROSSEWIESMANN, P., HANSON, G., Harr, R., Harral, B., Harris, F. A., Hawkes, C. M., Hayes, K., Hearty, C., Herrup, D., Heusch, C. A., Hildreth, M. D., Himel, T., Hinshaw, D. A., Holmgren, S. O., Hong, S. J., Hutchinson, D., Hylen, J., Innes, W. R., Jacobsen, R. G., Jaffre, M., Jaros, J. A., Jung, C. K., Kadyk, J. A., Karlen, D., Kent, J., King, M., Klein, S. R., Koetke, D. S., Komamiya, S., Koska, W., Kowalski, L. A., Kozanecki, W., Kral, J. F., Kuhlen, M., Labarga, L., Lankford, A. J., LARSEN, R. R., LeDiberder, F., Levi, M. E., Litke, A. M., Luth, V., Lynch, G. R., McKenna, J. A., Matthews, J. A., Mattison, T., Milliken, B. D., Moffeit, K. C., MUNGER, C. T., Murray, W. N., NASH, J., Nitz, D., Ogren, H., Ong, R. A., OSHAUGHNESSY, K. F., Parker, S. I., Peck, C., PERL, M. L., Perrier, F., Petersen, A., PETRADZA, M., Pitthan, R., Porter, F. C., Rankin, P., Richman, J. D., Riles, K., ROUSE, F. R., Rust, D. R., Sadrozinski, H. F., SCHAAD, M. W., SCHALK, T. L., Schumm, B. A., Schwarz, A. S., Seiden, A., Smith, J. G., Snyder, A., Soderstrom, E., Stoker, D. P., Stroynowski, R., Swartz, M., Thun, R., Trilling, G. H., VanKooten, R., Voruganti, P., Wagner, S. R., Watson, S., Weber, P., WEIGEND, A., Weinstein, A. J., WEIR, A. J., Wicklund, E., Wolf, R. C., Wood, D. R., Woods, M., Wormser, G., Wright, R., Wu, D. Y., Yurko, M., ZACCARDELLI, C., VONZANTHIER, C. 1989; 63 (15): 1558-1561
  • THE MARK-II DETECTOR FOR THE SLC NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT Abrams, G., ADOLPHSEN, C. E., Akerlof, C., Alexander, J. P., Alvarez, M., Averill, D., Baden, A. R., Ballam, J., Barish, B. C., Barklow, T., Barnett, B. A., Bartelt, J., BLOCKUS, D., DeBoer, W., Bonvicini, G., Boswell, C., Boyarski, A., Boyer, J., Brabson, B., Braune, K., Breakstone, A., Brom, J. M., Bulos, F., Burchat, P. R., Burke, D. L., Butler, F., Calvino, F., Cence, R. J., Chapman, J., Chmeissani, M., Cords, D., Coupal, D. P., Dauncey, P., DESTAEBLER, H. C., Dorfan, D. E., DORFAN, J. M., Drell, P. S., DREWER, D. C., Fay, J., FELDMAN, G. J., Fernandes, D., Fernandez, E., Field, R. C., Ford, W. T., Fordham, C., Frey, R., Fujino, D., Gan, K. K., Gatto, C., Gero, E., GIDAL, G., Glanzman, T., Goldhaber, G., Cadenas, J. J., Gong, X., Gratta, G., Green, A., GROSSEWIESMANN, P., Haggerty, J., HANSON, G., Harr, R., Harral, B., Harris, F. A., Hawkes, C. M., Hayes, K., Hearty, C., Herrup, D., Heusch, C. A., Himel, T., Hinshaw, D. A., Hoenk, M., Holmgren, S. O., Hong, S. J., Hutchinson, D., Hylen, J., Innes, W. R., Jacobsen, R. G., Jaffre, M., Jaros, J. A., Jung, C. K., Juricic, I., Kadyk, J. A., Karlen, D., Kent, J., King, M., Klein, S. R., Koepke, L., Koetke, D., Koide, A., Komamiya, S., Koska, W., Kowalski, L. A., Kozanecki, W., Kral, J. F., Kuhlen, M., Labarga, L., Lankford, A. J., LARSEN, R. R., Levi, M. E., Li, Z., Litke, A. M., Luth, V., Lynch, G. R., McKenna, J. A., Matthews, J. A., Mattison, T., Milliken, B. D., Moffeit, K. C., Muller, L., MUNGER, C. T., Murray, W. N., NASH, J., Nelson, M. E., Nitz, D., Ogren, H., Ong, R. A., OSHAUGHNESSY, K. F., Parker, S. I., Peck, C., Perl, J., PERL, M. L., Perrier, F., Petersen, A., PETRADZA, M., Pitthan, R., Porter, F. C., Rankin, P., Richman, J. D., Riles, K., ROUSE, F. R., Rust, D. R., Sadrozinski, H. F., SCHAAD, M. W., Schmidke, W. B., Schumm, B. A., Schwarz, A. S., Seiden, A., Smith, J. G., Snyder, A., Soderstrom, E., Stoker, D. P., Stroynowski, R., Swartz, M., Taylor, R. E., Thun, R., Trilling, G. H., Tschirhart, R., Turala, M., VanKooten, R., Vejcik, S., Veltman, H., Voruganti, P., Wagner, S. R., Watson, S., Weber, P., WEIGEND, A., Weinstein, A. J., WEIR, A. J., Weisz, S., White, S. L., Wicklund, E., Wolf, R. C., Wood, D. R., Woods, M., Wormser, G., Wright, R., Wu, D. Y., Yurko, M., ZACCARDELLI, C., VONZANTHIER, C. 1989; 281 (1): 55-80
  • INITIAL MEASUREMENTS OF Z-BOSON RESONANCE PARAMETERS IN E+E- ANNIHILATION PHYSICAL REVIEW LETTERS Abrams, G. S., ADOLPHSEN, C. E., Aleksan, R., Alexander, J. P., Allen, M. A., Atwood, W. B., Averill, D., Ballam, J., Bambade, P., Barish, B. C., Barklow, T., Barnett, B. A., Bartelt, J., Bethke, S., BLOCKUS, D., DeBoer, W., Bonvicini, G., Boyarski, A., Brabson, B., Breakstone, A., Breidenbach, M., Brom, J. M., Brown, J. L., Brown, K. L., Bulos, F., Burchat, P. R., Burke, D. L., Cence, R. J., Chapman, J., Chmeissani, M., Clendenin, J., Cords, D., Coupal, D. P., Dauncey, P., Dean, N. R., DESTAEBLER, H. C., Dorfan, D. E., DORFAN, J. M., Drell, P. S., DREWER, D. C., Dydak, F., Ecklund, S., Elia, R., Erickson, R. A., Fay, J., FELDMAN, G. J., Fernandes, D., Field, R. C., Fieguth, T. H., FISCHER, G. E., Ford, W. T., Fordham, C., Frey, R., Fujino, D., Gan, K. K., Gatto, C., Gero, E., GIDAL, G., Glanzman, T., Goldhaber, G., Cadenas, J. J., Gratta, G., Grindhammer, G., GROSSEWIESMANN, P., HANSON, G., Harr, R., Harral, B., Harris, F. A., Hawkes, C. M., Hayes, K., Hearty, C., Herrup, D., Heusch, C. A., Hildreth, M. D., Himel, T., Hinshaw, D. A., Holmgren, S. O., Hong, S. J., Hutchinson, D., Hutton, A., Hylen, J., Innes, W. R., Jacobsen, R. G., Jaffre, M., Jaros, J. A., Jobe, R. K., Jung, C. K., Kadyk, J. A., Karlen, D., Kent, J., King, M., Klein, S. R., Koetke, D. S., Komamiya, S., Koska, W., Kowalski, L. A., Kozanecki, W., Kral, J. F., Kuhlen, M., Kulikov, A. V., Labarga, L., Lankford, A. J., LARSEN, R. R., LeDiberder, F., Levi, M. E., Litke, A. M., Lohse, T., Luth, V., Lynch, G. R., McKenna, J. A., Matthews, J. A., Mattison, T., Milliken, B. D., Moffeit, K. C., MUNGER, C. T., Murray, J. J., Murray, W. N., NASH, J., Ogren, H., Ong, R. A., OSHAUGHNESSY, K. F., Parker, S. I., Peck, C., PERL, M. L., Perrier, F., Petersen, A., PETRADZA, M., PHINNEY, N., Pitthan, R., Porter, F. C., Rankin, P., Rees, J. R., Richman, J. D., Riles, K., Rivkin, L., Ross, M. C., ROUSE, F. R., Rust, D. R., Sadrozinski, H. F., SCHAAD, M. W., SCHALK, T. L., Schumm, B. A., Schwarz, A. S., Seeman, J. T., Seiden, A., Sheppard, J. C., Smith, J. G., Snyder, A., Soderstrom, E., Stiening, R., Stoker, D. P., Stroynowski, R., Swartz, M., Thun, R., Toge, N., Trilling, G. H., VanKooten, R., Voruganti, P., Wagner, S. R., Watson, S., Weber, P., WEIGEND, A., Weinstein, A. J., WEIR, A. J., White, S. L., Wicklund, E., Wolf, R. C., Wood, D. R., Woods, M., Wormser, G., Wright, R., Wu, D. Y., Yurko, M., ZACCARDELLI, C., VONZANTHIER, C. 1989; 63 (7): 724-727
  • STATUS OF THE SILICON STRIP VERTEX DETECTOR FOR THE MARK-II EXPERIMENT AT THE SLC IEEE TRANSACTIONS ON NUCLEAR SCIENCE Adolphsen, C., Gratta, G., Litke, A., Schwarz, A., Turala, M., Breakstone, A., Parker, S., Barnett, B., Dauncey, P., DREWER, D., Jacobsen, R., Luth, V. 1988; 35 (1): 424-427
  • RADIATION-DAMAGE STUDIES OF A CUSTOM-DESIGNED VLSI READOUT CHIP IEEE TRANSACTIONS ON NUCLEAR SCIENCE Dauncey, P., Barnett, B. A., DREWER, D., Matthews, J. A., Breakstone, A., Parker, S., Adolphsen, C., Gratta, G., Litke, A., Schwarz, A. S., Turala, M., Jacobsen, R., Luth, V. 1988; 35 (1): 166-170