School of Medicine
Showing 1-89 of 89 Results
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Ali Akbarisehat
Postdoctoral Scholar, Radiology
Current Research and Scholarly InterestsBiosensing, electrochemical sensing
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Mateus Aragao Esmeraldo
Postdoctoral Scholar, Radiology
BioMateus A. Esmeraldo is a Postdoctoral Research Fellow in the Department of Radiology at Stanford University, currently working under the mentorship of Dr. Bruno P. Soares. His current research focuses on pediatric neuroradiology and the integration of artificial intelligence (AI) tools to enhance diagnostic and healthcare delivery in neuropediatric populations, with a particular emphasis on magnetic resonance imaging.
Originally from Brazil, Mateus earned his medical degree Magna cum Laude from the University of Ceará - Sobral. He completed his residency in Radiology at the University of São Paulo, where he was awarded the Guerbet-InRad Best Resident Award and received the CBR/ESOR Europe Scholarship for complementary training in Neuroradiology at Addenbrooke’s Hospital, University of Cambridge, during his final year.
Following his residency, Mateus served as a Radiologist in the Ultrasound Section of the Institute of Radiology (InRad) at the University of São Paulo. In this role, he was engaged in clinical and research activities involving Doppler ultrasound and transcranial ultrasound in adult patients. His work was closely aligned with innovation-driven projects in neuroimaging and artificial intelligence, and he also participated in academic and teaching initiatives for medical students and residents. -
Ugur Aygun
Postdoctoral Scholar, Radiology
BioUgur Aygun is a Marie Skłodowska-Curie Global Fellow working as a postdoctoral researcher at Canary Center for Early Cancer Detection, Stanford University. He received his PhD in electrical engineering, specializing in optical biosensors, optical microscopy, computational imaging, and spectroscopy. His research focusing on the development of novel optical imaging techniques for biomedical applications.
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Samuel Beuret
Postdoctoral Scholar, Radiology
BioI received the B.Sc., M.Sc., and Ph.D. degrees in Electrical Engineering from the École Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland, in 2016, 2019, and 2024, respectively. After working as an Ultrasound Engineer at E-Scopics, Aix-en-Provence, France, I joined the Ultrasound Imaging and Instrumentation Lab of the Department of Radiology as a Postdoctoral Scholar in 2025. My research interests include signal processing, inverse problems, and probabilistic modeling applied to pulse-echo ultrasound imaging. My current work focuses on improving pulse-echo speed-of-sound imaging and distributed aberration correction.
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Pere Canals
Postdoctoral Scholar, Radiology
Current Research and Scholarly InterestsI have deep interest in studying how to leverage state-of-the-art AI advancements in the field of computer vision to develop applications with a practical use in day-to-day workflows in stroke treatment and other neurovascular diseases. For example, I want to study how we can use foundation models in 3D imaging to unlock novel applications with a real impact on stroke care. My main expertise has resided in understanding how complex vascular anatomies impact endovascular treatment in stroke.
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Carlos Castillo Passi
Postdoctoral Scholar, Radiological Sciences Laboratory
BioCarlos Castillo-Passi began his academic journey at Pontificia Universidad Catolica de Chile (PUC), where he earned both a degree and an MSc in Electrical Engineering in 2018. He then pursued a PhD in Biological and Medical Engineering through a joint program between PUC and King’s College London (KCL), completing it with maximum distinction in 2024. His research focused on the design of low-field cardiac MRI sequences using open-source MRI simulations. In 2023, his work on open-source MRI simulations was highlighted by the editor of Magnetic Resonance in Medicine (MRM). Furthermore, his application of this work to low-field cardiac MRI earned him the Early Career Award in Basic Science from the Society for Cardiovascular Magnetic Resonance (SCMR) in 2024. In addition to his research, Carlos is an active member of JuliaHealth, contributing to the development of high-performance, reproducible tools for health and medicine. In 2025, he joined Stanford University as a postdoctoral researcher, where he continues his work in cardiac MRI and open-source technologies.
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Meysam Dadgar
Postdoctoral Scholar, Molecular Imaging Program at Stanford
BioMeysam Dadgar is a Postdoctoral Research Fellow at the Molecular Imaging Program at Stanford University, School of Medicine. He obtained his Ph.D. in Biophysics from Jagiellonian University in Kraków, Poland, as part of the J-PET collaboration, and previously held a Postdoctoral Fellowship at Ghent University, Belgium.
Dr. Dadgar’s research focuses on the development and optimization of next-generation positron emission tomography (PET) systems for cancer detection and precision medicine. His expertise spans PET instrumentation, Monte Carlo and GATE simulations, advanced image reconstruction, and AI-based image enhancement. He has made significant contributions to the design and evaluation of novel PET geometries, including dual-panel and total-body PET, as well as positronium imaging approaches that extend beyond conventional PET capabilities.
In addition to his PET-focused research, Dr. Dadgar gained unique experience at CERN, where he worked on advanced detector development, including trigger electronics, PET coincidence measurements, and composite material production under controlled conditions. These experiences provided him with a strong foundation in detector design, fabrication, and calibration that complements his biomedical imaging research.
He has authored more than 20 peer-reviewed publications, including papers in Science Advances, Nature Communications, IEEE Transactions on Radiation and Plasma Medical Sciences, and EJNMMI Physics. He has been recognized with multiple international fellowships and awards, including IEEE NSS/MIC Trainee Grants and national research grants in Europe.
At Stanford, Dr. Dadgar’s work integrates state-of-the-art medical imaging technologies, particle physics methods, and AI-driven modeling to improve sensitivity, resolution, and diagnostic accuracy in PET, with the ultimate goal of advancing early cancer detection and patient care. -
Camila Gonzalez
Postdoctoral Scholar, Radiology
BioCamila González is a postdoctoral scholar at the AI Development and Evaluation (AIDE) Lab at Stanford University, where she develops dynamic learning and monitoring methods for clinical settings with ongoing data collection. Her research has received multiple distinctions, including the MICCAI Young Scientist Award, the Francois Erbsmann Award at the IPMI conference, the BVM Award from the German Conference on Medical Image Computing, and the Freunde der TU Darmstadt Award for Outstanding Scientific Achievements. Her work has also been featured in prominent outlets such as Computer Vision News and the AI-Ready Healthcare podcast. Beyond her research, Camila has served as president of the MICCAI Student Board for two years and will take on the roles of Career Development and Student Chair for MICCAI 2026 and 2027. She is also a board member of the ContinualAI research society and General Chair for the 2025 ContinualAI UnConference.
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Thomas Guenther
Postdoctoral Scholar, Molecular Imaging Program at Stanford
Current Research and Scholarly InterestsCurrent research projects include the development of:
1) Gastrin-releasing peptide receptor (GRPR) targeted radiotheranostics (Cu-64, Ga-68, Tb-161, Lu-177, amongst others)
2) Radiohybrid-based cholecystokinin-2 receptor (CCK-2R) targeted radiotheranostics (F-18, Lu-177)
3) Radiotherapeutics for targeted alpha-particle therapy
4) Radiotheranostics for novel targets
All projects have a strong focus on clinical translation -
Alix Guevara Tique
Postdoctoral Scholar, Radiology
BioPostdoctoral Scholar IRIS
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Hoda Hashemi
Postdoctoral Scholar, Radiological Sciences Laboratory
BioHoda S. Hashemi is a postdoctoral scholar at the Ultrasound Imaging & Instrumentation Lab at Stanford University. She received her PhD in Electrical and Computer Engineering from the University of British Columbia (UBC) in 2023. She was also an ultrasound research intern in research and innovation team at DarkVision Technologies Inc. from 2021 to 2023. She holds a M.A.Sc. from Concordia University and a B.Sc. from Sharif University of Technology. Her research interests are ultrasound molecular imaging, elastography and AI in medical image processing. Her research has been funded by the NIH T32 Fellowship at Stanford, the Canadian NSERC Postdoctoral Fellowship, and the Ultrasound Imaging & Instrumentation Lab at Stanford University.
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Robert Holland
Postdoctoral Scholar, Radiology
Current Research and Scholarly InterestsMy research focuses on developing self-supervised methods for aiding image-based clinical decision making and accelerating the discovery of new, prognostic biomarkers for disease. I am now advancing these applications by developing foundation models that integrate longitudinal, multimodal medical data from population-scale cohorts.
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Skylar Holmes
Postdoctoral Scholar, Radiology
BioDr. Holmes’ research focuses on understanding the mechanisms behind knee osteoarthritis (KOA) development and creating biomechanically-driven, evidence-based interventions to improve mobility. I aim to develop objective methods to characterize pain in KOA, identifying pain profiles linked to worsening symptoms and functional decline. Utilizing functional MRI, mechanical pain sensitivity tests, and imaging of muscles and the knee joint, Dr. Holmes’ work seeks to clarify disease progression and identify biomarkers to enhance clinical care and reduce the burden of KOA. Dr. Holmes earned her PhD in Kinesiology from the University of Massachusetts Amherst and her MS and BS in Kinesiology from California State University Fullerton.
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Elima Hussain
Postdoctoral Scholar, Radiology
BioDr. Elima is working with GE Healthcare on developing rapid dual-contrast PET/MRI protocols for staging and assessment of rectal cancer. She is also working on development of AI based segmentation models for muscle and fat separation using pelvic MRI images in pelvic floor disorder patients. This project is undergoing in collaboration with Stanford AIMI center and AWS cloud computation support. Her research interests include translation of quantitative MRI and PET/MRI, radiomics, machine learning for predicting treatment response in rectal cancer, gynecologic malignancies, and inflammatory bowel diseases.
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Carly E. Jones
Postdoctoral Scholar, Radiology
BioCarly completed her BASc in Engineering Physics (UBC) in 2017. She began the MASc program in Biomedical Engineering at UBC in 2017 and transferred into the PhD program in the spring of 2019. Carly successfully defended her PhD thesis in July of 2024 and began a Postdoctoral Fellowship at Stanford University in September of 2024 in the Radiology Department. Carly received the Young Investigator Award from the International Society of Osteoarthritis Imaging in 2019 for her work on cartilage health in hips with bone marrow lesions. She is also a passionate educator and received a Killam Graduate TA Award in 2021 for her TA work in the Mechanical and Biomedical Engineering Departments at UBC.
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Kathryn (Katie) Kapp
Postdoctoral Scholar, Radiology
Current Research and Scholarly InterestsI am interested in using mass spectrometry to study protein glycosylation, a complex post-translational modification that is known to be heavily altered in cancer. Protein glycosylation could improve early cancer detection. I am using mass spectrometry to study protein glycosylation in a variety of clinical samples and cancers, but I am particularly interested in proximal fluid samples to develop sources of less invasive biomarkers.
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Donghoon Kim
Postdoctoral Scholar, Radiology
BioDr. Donghoon Kim is a postdoctoral scholar at Stanford's Center for Advanced Functional Neuroimaging (CAFN). His research focuses on developing cutting-edge techniques for analyzing multimodal neuroimaging using deep learning-based methods.
Before joining Stanford, he earned his Ph.D. in Biomedical Engineering from University of California, Davis. His Ph.D. thesis was titled "Deep Learning-Driven Technical Developments and Clinical Applications of Arterial Spin Labeling MRI". During his Ph.D. studies, he focused on the development of advanced deep learning techniques for ASL MRI, and its clinical applications. During his master's degree in Biomedical Engineering at Virginia Tech-Wake Forest University, he studied the functional connectivity of the default mode network using resting state BOLD fMRI among youth football players. -
Manoj Kumar
Postdoctoral Scholar, Radiology
Current Research and Scholarly InterestsI work on imaging-guided therapy using PET and MR imaging approaches. My academic training and background is in molecular imaging. During my doctoral training, I developed and validated a PET imaging approach for evaluating endocrine therapy responses in advanced breast cancer. My current research focuses on imaging tumor immune markers and responses to cancer immunotherapy. The goal is to develop new imaging toolboxes to monitor and guide treatment. Specifically, I employ antibodies, nanoparticles, and reporter genes for imaging and combinations of therapies to modulate and restore the body's suppressed immune functions against cancer cells. This is being done in collaboration with teams of researchers in early clinical development and teams in clinical practice.
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Yashas Ullas Lokesha
Postdoctoral Scholar, Radiology
BioDr. Yashas Ullas Lokesha is a Postdoctoral Fellow in the Department of Radiology at Stanford University, working in Professor Heike E. Daldrup Link’s laboratory since 2024. His research focuses on clinical and translational molecular imaging, with a particular interest in developing and applying artificial intelligence algorithms for the automated detection and monitoring of pediatric cancers, including lymphoma and sarcomas, using PET and MRI.
He has contributed extensively to the development of imaging techniques for the noninvasive detection of cellular senescence and has a strong interest in musculoskeletal imaging. His work aims to advance precision medicine by integrating innovative imaging science with AI-driven diagnostic tools.
Before joining Stanford, Dr. Yashas served as an Assistant Professor in the Department of Radiology at Sri Devaraj Urs Medical College in India. -
Rim Malek
Postdoctoral Scholar, Molecular Imaging Program at Stanford
Current Research and Scholarly InterestsMy work is focused on the development of small molecules radiotracers for cancer imaging, and small molecules and peptides theranostics for cancer detection, targeted radionuclide therapy, and monitoring of tumor response to therapy.
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Magdalini Paschali
Postdoctoral Scholar, Radiology
Current Research and Scholarly InterestsMy research focuses on utilizing machine learning models to enhance the understanding, diagnosis, and treatment of clinical disorders. I am interested in multi-modal learning, combining imaging data like MRI and CT scans with non-imaging data such as electronic health records, creating more holistic and accurate diagnostic models. I am also interested in the robustness of deep neural networks under domain shifts, investigating how models perform when faced with changes in input data distributions.
Finally, I am interested in early biomarker identification using AI model interpretability, to enable the early detection and targeted treatment of chronic disorders. -
Suraj Pavagada
Postdoctoral Scholar, Radiology
BioSuraj Pavagada is a postdoctoral scholar at the Department of Radiology at Stanford University. His research focuses on exploiting magnetic levitation-based techniques for applications in point-of-care medical diagnostics.
Suraj received his PhD in Oncology from the University of Cambridge (24’), where he developed a new bioelectronic cell enrichment platform utilizing altered glycosylation patterns for the early detection of esophageal cancer. With a background in electrochemistry, surface functionalization, liquid biopsy, and molecular diagnostics, he is passionate about developing portable sensor technologies that can be translated into the clinic to facilitate timely diagnosis and monitoring. -
Edward Pimentel
Postdoctoral Scholar, Radiology
BioEdward Pimentel is a postdoctoral scholar in the lab of Prof. Tom Soh. After receiving his BS in Chemistry at BYU and pursuing the total synthesis of a natural product with anticancer activity in the lab of Dr. Merritt Andrus, Edward was the first graduate student in the lab of Dr. Jeffrey Martell, where his PhD work centered on using DNA nanostructures to accelerate catalytic reactions and building an ultrahigh-throughput DNA-encoded reaction screening platform. Now as a postdoctoral scholar, his research focuses on applying functional nucleic acids to solve problems in diagnostic and sensing for human health. In addition to his research, Edward is a passionate mentor and has been involved in mentoring programs at every stage of his career. He is now a coordinator for the SURPAS Someone Like Me Peer Mentoring program.
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Giovanni Marco Saladino
Postdoctoral Scholar, Radiology
BioI am a Postdoctoral Scholar in the Department of Radiology at Stanford University. I graduated in Engineering Physics with a BSc at Politecnico di Milano (Italy) and an MSc at KTH Royal Institute of Technology (Sweden). In 2024, I obtained my PhD in Biological and Biomedical Physics from the Department of Applied Physics at KTH Royal Institute of Technology.
My research interests lie at the intersection of molecular imaging, nanomedicine, and nanomaterials. Specifically, I focus on developing novel contrast agents and exploring advanced imaging techniques. During my PhD studies, I designed hybrid multimodal contrast agents for complementary imaging using X-ray fluorescence computed tomography, magnetic resonance imaging, and optical fluorescence imaging. I am currently involved in investigating theranostic applications of nanomaterials, which hold great promise for personalized medicine and targeted therapies. -
Shailja
Postdoctoral Scholar, Radiological Sciences Laboratory
BioDr. Shailja is a Postdoctoral researcher in the Radiological Science Laboratory at Stanford. She recently completed her PhD in Electrical and Computer Engineering at the University of California, Santa Barbara. Her research vision is to model healthcare data for precise diagnostics using AI and to integrate domain knowledge to "close the loop" between surgeons, physicians, and scientists. Her Ph.D. dissertation focused on developing a principled approach to model the white matter pathways in the human brain to analyze the topology of brain connections. At the Radiological Science Laboratory, she primarily focuses on mapping MRI structural and functional connectivity imaging data with electrophysiological measurements in the epilepsy patients.
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Zahra Shokri Varniab
Postdoctoral Scholar, Radiology
BioZahra Shokri Varniab, MD, studied medicine at Tehran University of Medicine Sciences, Iran, and earned her medical degree in 2021. Her goal in novel cellular and molecular imaging is to develop novel in vivo imaging approaches to visualize, characterize and quantify molecular and cellular processes involved in developing brain tumors. She intends to utilize non-invasive imaging techniques to assess tumor microenvironment to understand their role in cancer, develop a method for determining tumor profiles, and also using brain MR Imaging to assess treatment response. She hopes cancer to be history.
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Shashi Singh
Postdoctoral Scholar, Radiology
BioDr. Shashi Bhushan Singh is a Postdoctoral Scholar in the Department of Radiology at Stanford University, where he has been contributing to Professor Heike E. Daldrup-Link’s laboratory since 2023. His research focuses on clinical and translational molecular imaging, with a particular emphasis on developing and applying artificial intelligence algorithms for the automated detection and monitoring of pediatric cancers, including lymphoma and sarcomas, using PET and MRI.
Dr. Singh is involved in projects encompassing AI-driven multimodal pediatric lymphoma detection, automation of the Deauville score, and prediction of post-chemotherapy responses in pediatric osteosarcoma. He also investigates the impact of iron-oxide nanoparticles on tumor-associated macrophages in osteosarcoma and Ewing sarcoma, using MRI.
Prior to joining Stanford, Dr. Singh worked as a physician in Nepal from 2019 to 2021, gaining extensive clinical experience across a wide range of disease conditions. He subsequently served as a research scholar at the Hospital of the University of Pennsylvania (2021–2023) under the mentorship of Professor Abass Alavi. During this time, he conducted PET/CT research using a variety of radiotracers in hematological malignancies, aging, musculoskeletal disorders, neurological and psychiatric conditions, as well as infectious, inflammatory, and cardiovascular diseases.
Outside of his professional work, Dr. Singh enjoys exploring local restaurants and beaches in the Bay Area, going for long drives, hiking, and playing sports, including volleyball, cricket, and soccer. -
Liyan Sun
Postdoctoral Scholar, Radiological Sciences Laboratory
Current Research and Scholarly InterestsPhysics-driven deep learning algorithms for MRI/CT reconstruction and analysis:
(1) MRI acceleration with partial measurements.
(2) Medical image segmentation under limited data resources.
(3) Unsupervised/supervised medical image synthesis for MRI or CT.
(4) Longitudinal medical data analysis with deep learning models.
(5) PET image reconstruction and analysis. -
Simon Thalén
Postdoctoral Scholar, Radiological Sciences Laboratory
BioI am a clinical physiology resident at Karolinska University Hospital and completed my thesis on cardiovascular magnetic resonance imaging (MRI). With a background in mathematics, I am trying to live at the intersection of mathematics, technology, and medicine. My thesis focused on MRI evaluation of constrictive heart diseases, such as pericardial effusion and constrictive pericarditis. I used phase contrast MRI to measure respiratory variation in mitral and tricuspid peak early blood flow velocities and T1 mapping to characterize pericardial effusion fluid.
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Henk van Voorst
Postdoctoral Scholar, Radiology
BioDr. van Voorst is a postdoctoral scholar in Radiology studying the interfaces of artificial intelligence and neuroradiological imaging in stroke. Originally educated as an MD, Dr. van Voorst gained additional degrees in Finance and Data Science. As a PhD student, Dr. van Voorst focused on cost-effectiveness modeling and developed machine learning and deep learning algorithms with applications in acute ischemic stroke imaging. In his current research, Dr. van Voorst develops artificial intelligence algorithms to automatically extract information from arteries and veins in radiological stroke imaging.
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Jie Wang
Postdoctoral Scholar, Radiology
BioDr. Jie Wang is deeply passionate about magnetic nanotechnology, including magnetic resonance imaging (MRI), magnetic particle imaging (MPI), magnetic nanoparticles (MNPs), magnetic nanofluid hyperthermia (MNFH), magnetic biosensors, etc., for biomedical applications. His dissertation focuses on MRI-guided magnetic hyperthermia for cancer theranostics. Currently, his research interests include developing enzyme-activable nanoparticles for brain cancer theranostics and employing multi-modal imaging modalities to investigate the interaction between nanoparticles and biosystems (nano-bio interaction) within tumor microenvironment.
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Philipp Wesp
Postdoctoral Scholar, Radiology
BioI am a postdoctoral researcher investigating interpretable machine learning (ML) and large language model (LLM) applications in clinical radiology. My current research focuses on two complementary areas: understanding what human-interpretable concepts self-supervised vision foundation models learn through mechanistic interpretability techniques like sparse autoencoders, and developing LLM-based systems, including agentic workflows and retrieval augmented generation (RAG) architectures, that leverage unstructured hospital data to improve radiological workflows. I earned my PhD from LMU Munich, where I focused on clinically motivated machine learning applications in medical imaging in the Department of Radiology.
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McKenzie White
Postdoctoral Scholar, Radiology
BioI work at the intersection of machine learning, medical imaging, and biomechanics. I'm committed to developing tools that bridge gaps between computational methods, musculoskeletal research, and clinical care - enabling more precise analyses, efficient workflows, and improved surgical decision-making.
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Wesley Williams
Postdoctoral Scholar, Radiology
Current Research and Scholarly InterestsFirstly, a goal of mine is to fashion a novel scatter-based parameter for PET reconstruction algorithms to improve image resolution via determining a more detailed scatter/true ratio estimate via binning the photons that have scattered once, twice, and perhaps, many more times.
Secondly, AI drug discovery application towards radiotracers may quicken experimentation by determining the formulations worth trying. Moreover, it may be able to characterize efficacy (biodistribution) (self-update). -
Zhen Xiao
Postdoctoral Scholar, Molecular Imaging Program at Stanford
Current Research and Scholarly InterestsApplying magnetic nanomaterials for bioimaging and cancer treatment
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Zijian Yang
Postdoctoral Scholar, Radiology
BioI have long term interest in combining advanced science and technology to provide next generation healthcare system.
To reach that goal, I have developed machine learning based diagnosis model on the software end, which is combined with my hardware end work including wearable/flexible electronics and microelectronic/microfludic platforms. -
Zhixiang Zhao
Postdoctoral Scholar, Molecular Imaging Program at Stanford
BioZhixiang is interested in front-end and system-level design of high-performance molecular imaging instrumentation. Currently, he is working on the FPGA based readout system for ToF-PET scanners with 100 ps time resolution.
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Judith Zimmermann
Postdoctoral Scholar, Radiological Sciences Laboratory
BioI am a postdoctoral scholar focusing on advancing breast magnetic resonance imaging, advised by Dr. Brian Hargreaves at the Radiological Sciences Laboratory (RSL), Body Magnetic Resonance (BMR) Group. My research objectives are driven by the need for faster, more accessible breast cancer screening using MRI. Specifically, I want to advance methods for contrast-free imaging, as well as enabling MRI exams with the patient positioned supine, that is laying on their back. I work in close collaboration with clinicians, and contribute to translating new techniques to clinical practice.
I received my PhD from the Department of Computer Science, Technical University of Munich in 2021, jointly with the CMR Lab at Stanford, advised by Dr. Daniel Ennis. My PhD work focused on four-dimensional flow magnetic resonance imaging. After completion of my PhD studies, and prior to joining Dr. Hargreaves' lab, I was with the Breast Imaging Research Group (Dr. Nola Hylton) at UCSF.
