Author

Sudarshan Ragunathan

Observed name: Ragunathan, Sudarshan

Institution: Hyperfine, Inc. (United States)

Observed institutions: Barrow Neurological Institute, Hyperfine, Inc. (United States), Arizona State University

ORCID: 0000-0002-2871-1758

Observed ORCID: 0000-0002-2871-1758

OpenAlex ID: A5088515015

Contrast‐agent‐based perfusion MRI code repository and testing framework: ISMRM Open Science Initiative for Perfusion Imaging ( OSIPI )

2023 · Petra J van Houdt, Sudarshan Ragunathan, et al. · Magnetic Resonance in Medicine · 14

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Toward Next-Generation Molecular Imaging with a Clinical Low-Field (0.064 T) Point-of-Care MRI Scanner

2024 · Nadiya Iqbal, Drew O. Brittin, et al. · Analytical Chemistry · 11

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Development of a spiral spin‐ and gradient‐echo (spiral‐SAGE) approach for improved multi‐parametric dynamic contrast neuroimaging

2021 · Ashley M. Stokes, Sudarshan Ragunathan, et al. · Magnetic Resonance in Medicine · 11

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Radiofrequency saturation induced bias in aqueductal cerebrospinal fluid flow quantification obtained using two‐dimensional cine phase contrast magnetic resonance imaging

2017 · Sudarshan Ragunathan, James G. Pipe · Magnetic Resonance in Medicine · 8

Optimization and validation of multi-echo, multi-contrast SAGE acquisition in fMRI

2024 · Elizabeth G. Keeling, Maurizio Bergamino, et al. · Imaging Neuroscience · 6

Filtering effects on input-shaped command signals for effective crane control

2011 · Sudarshan Ragunathan, David Frakes, et al. · International Conference on Control and Automation · 6

Open Science Initiative for Perfusion Imaging (OSIPI): A community-led, open-source code library for analysis of DCE/DSC-MRI

2023 · Petra van Houdt, Sudarshan Ragunathan, et al. · Proceedings on CD-ROM - International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition/Proceedings of the International Society for Magnetic Resonance in Medicine, Scientific Meeting and Exhibition · 3

A 3D dual‐echo spiral sequence for simultaneous dynamic susceptibility contrast and dynamic contrast‐enhanced MRI with single bolus injection

2024 · Zhiqiang Li, Dinghui Wang, et al. · Magnetic Resonance in Medicine · 2

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Contrast agent-based perfusion MRI methods

2021 · Laura C. Bell, Sudarshan Ragunathan, et al. · Advances in magnetic resonance technology and applications · 2

1 H/ 15 N NMR and Low-Field 1 H MRI of SABRE-Hyperpolarized Pyrazinamide─An Approved Antibiotic and Potential MRI Contrast Agent

2025 · Zahid Siraj, Anthony F. Petrilla, et al. · The Journal of Physical Chemistry B · 1

Assessment of resting-state networks in Alzheimer’s disease using combined spin- and gradient-echo fMRI

2023 · Elizabeth Keeling, Maurizio Bergamino, et al. · Proceedings on CD-ROM - International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition/Proceedings of the International Society for Magnetic Resonance in Medicine, Scientific Meeting and Exhibition · 1

Optimization of combined spin- and gradient-echo EPI in fMRI via in- and through-plane acceleration

Evaluation of Amyotrophic Lateral Sclerosis-Induced Muscle Degeneration Using Magnetic Resonance-Based Relaxivity Contrast Imaging (RCI)

2021 · Sudarshan Ragunathan, Laura C. Bell, et al. · Tomography · 1

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Feasiblity of Driven Equilibrium Single Pulse Observationof T1 (DESPOT1) at Ultra-Low Field

2024 · Douglas Dean, Jose Guerrero-Gonzalez, et al. · Proceedings on CD-ROM - International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition/Proceedings of the International Society for Magnetic Resonance in Medicine, Scientific Meeting and Exhibition

Longitudinal Relaxivities of MRI Contrast Agents on an Ultra Low Field, Point-of-Care MRI System

2024 · Megan Poorman, Kendyl Bree, et al. · Proceedings on CD-ROM - International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition/Proceedings of the International Society for Magnetic Resonance in Medicine, Scientific Meeting and Exhibition

Instrument Power Monitoring Analysis of Commercial Point-of-Care MR in Resource-Constrained Healthcare Settings: Initial Feasibility

2024 · Sukhmani Sandhu, Luke Crosby, et al. · Proceedings on CD-ROM - International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition/Proceedings of the International Society for Magnetic Resonance in Medicine, Scientific Meeting and Exhibition

Repeatability of diffusion kurtosis tensor parameters in muscles of the lower legs

2024 · Ethan Mathew, Richard Dortch, et al. · Magnetic Resonance in Medicine

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Multi-echo, multi-contrast functional activation: validation of combined spin- and gradient-echo EPI in fMRI

2024 · Elizabeth Keeling, Maurizio Bergamino, et al. · Proceedings on CD-ROM - International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition/Proceedings of the International Society for Magnetic Resonance in Medicine, Scientific Meeting and Exhibition

Sampling Time Considerations for T1 map acquisition on the 64mT Hyperfine Swoop system: A Phantom Evaluation Study

2024 · Vivian Nguyen, Sudarshan Ragunathan, et al. · Proceedings on CD-ROM - International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition/Proceedings of the International Society for Magnetic Resonance in Medicine, Scientific Meeting and Exhibition

Repeatability and reproducibility of a multi-vendor spin and gradient echo (SAGE) pulse sequence for dynamic susceptibility contrast MRI

2024 · Poonam Choudhary, YuXiang Zhou, et al. · Proceedings on CD-ROM - International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition/Proceedings of the International Society for Magnetic Resonance in Medicine, Scientific Meeting and Exhibition

Ultra-Low Field Quantitative T2 Mapping

2024 · Adam Dvorak, Sharada Balaji, et al. · Proceedings on CD-ROM - International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition/Proceedings of the International Society for Magnetic Resonance in Medicine, Scientific Meeting and Exhibition

A 3D dual-echo spiral sequence for dynamic susceptibility contrast imaging

2024 · Zhiqiang Li, Poonam Choudhary, et al. · Proceedings on CD-ROM - International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition/Proceedings of the International Society for Magnetic Resonance in Medicine, Scientific Meeting and Exhibition

Repeatability of Diffusion Kurtosis Tensor Parameters in Muscles of the Lower Legs

2023 · Ethan Mathew, Chad Quarles, et al. · Proceedings on CD-ROM - International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition/Proceedings of the International Society for Magnetic Resonance in Medicine, Scientific Meeting and Exhibition

Advancements to Magnetic Resonance Flow Imaging in the Brain

2017 · Sudarshan Ragunathan

Kalman Filtering for Improving Radio-Frequency Hand Motion Crane Control

2012 · Sudarshan Ragunathan, David Frakes, et al. · ASME Dynamic Systems and Control Conference (DSCC)

Works count: 28

Citation count: 67

H-index: 6

I10-index: 3