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Axonal Diameter Mapping using High Performance Gradients: Feasibility study and Repeatability of Estimates

Prospective Compensation of Second-order Concomitant Fields in a High-performance Gradient System using a Second Order Harmonic Shim Coil

Author:Afis Ajala  Seung-Kyun Lee  Nastaren Abad  Yihe Hua  Thomas Foo  

Session Type:Oral  

Session Date:Thursday, 08 June 2023  

Session Name:Gradients & RF Optimization  

Program Number:1234  

Room Session:701B  

Institution :GE Global Research  

White Matter Alterations Evident with DTI, DKI and Axonal Radius Measurements in Clinical Presentation of Chronic Symptomatic mTBI

Comparison of the electric field and its line integral along the lead of a device across five different RF transmit coils

Retrospective Correction of Second-order Concomitant Fields in 3D Perfusion Imaging with a High-performance Gradient System

Author:Afis Ajala  Seung-Kyun Lee  Nastaren Abad  Thomas Foo  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:System Performance & Imperfections I  

Program Number:4424  

Room Session:Exhibition Halls D/E  

Institution :GE Global Research  

Experimental and theoretical investigation of eddy current heating of RF shield in a high-performance gradient system

Author:Daehun Kang  Seung-Kyun Lee  Erin Gray  Eric Fiveland  Yunhong Shu  Thomas Foo  Matt Bernstein  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:System Performance & Imperfections I  

Program Number:4426  

Room Session:Exhibition Halls D/E  

Institution :GE Global Research  Mayo Clinic  

Falling conductive loop: A simple analytical model for magnetic damping

Author:Seung-Kyun Lee  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:Device & Multimodal II  

Program Number:4560  

Room Session:Exhibition Halls D/E  

Institution :GE Global Research  

Analytical expression for gradient eddy current-induced power dissipation in a thin conductive shell: A model for RF shield heating

Author:Seung-Kyun Lee  Matthew Tarasek  Yihe Hua  Keith Park  Daehun Kang  Matt Bernstein  Thomas Foo  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:System Performance & Imperfections II  

Program Number:4566  

Room Session:Exhibition Halls D/E  

Institution :GE Global Research  Mayo Clinic  

Vector concomitant field mapping by phase contrast imaging

Author:Seung-Kyun Lee  Afis Ajala  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:System Performance & Imperfections II  

Program Number:4569  

Room Session:Exhibition Halls D/E  

Institution :GE Global Research  

Compact 7T: Progress in Construction and Assembly of a Low-Cryogen, High-Performance, Head-only High-Field MRI System

Gradient Non-Linearity Calibration for Improved Spatial Position Accuracy with a High-Performance Gradient Using a Fiducial Phantom

Author:Nastaren Abad  Eric Fiveland  Seung-Kyun Lee  Yihe Hua  Shengzhen Tao  Joshua Trazasko  Matt Bernstein  Thomas Foo  

Session Type:Digital Poster  

Session Date:Thursday, 08 June 2023  

Session Name:Phantoms & Repeatability II  

Program Number:5219  

Room Session:Exhibition Halls D/E  

Institution :GE Research  Mayo Clinic