Browse All

Current Filters

CLEAR FILTER x

TITLE

AC magnetic sensing using the SIRS effect combined with bSSFP at ultra-low field

Author:Bragi Sveinsson  Neha Koonjoo  Bo Zhu  Thomas Witzel  Matthew Rosen  

Author Institution:Athinoula A. Martinos Center for Biomedical Imaging, Massachusetts General Hospital  

Session Type:Electronic Poster  

Session Date:Tuesday, 19 June 2018  

Session Time:14:45  

Session:Pulse Sequences & Beyond  

Program Number:4235  

Presentation Time:

Room Number:Exhibition Hall  

Computer Number:Computer 85  

Accelerated dynamic quantitative perfusion imaging using an optimized simultaneous multi-slice (SMS) spin and gradient echo (SAGE) sequence with joint-virtual coil (JVC) reconstruction

Author:Mary Kate Manhard  Berkin Bilgic  Congyu Liao  SoHyun Han  Thomas Witzel  Yi-Fen Yen  Kawin Setsompop  

Author Institution:MGH Athinoula A. Martinos Center for Biomedical Imaging  

Session Type:Oral  

Session Date:Tuesday, 19 June 2018  

Session Time:13:45  

Session:Perfusion & Permeability  

Program Number:0496  

Presentation Time:14:21  

Room Number:S04  

Computer Number:

Axon Diameter Mapping Independent of Crossing Structures using Spherical Mean Technique

Author:Qiuyun Fan  Aapo Nummenmaa  Thomas Witzel  Ned Ohringer  Qiyuan Tian  Lawrence Wald  Susie Huang  Eric Klawiter  

Author Institution:Massachusetts General Hospital  

Session Type:Electronic Poster  

Session Date:Thursday, 21 June 2018  

Session Time:08:00  

Session:Microstructure: Modeling  

Program Number:5244  

Presentation Time:

Room Number:Exhibition Hall  

Computer Number:Computer 46  

Characterization of Axonal Pathology Independent of Fiber Crossings in Multiple Sclerosis Using High-Gradient Diffusion MRI

Author:Qiuyun Fan  Aapo Nummenmaa  Thomas Witzel  Ned Ohringer  Lawrence Wald  Eric Klawiter  Susie Huang  

Author Institution:Massachusetts General Hospital  

Session Type:Power Pitch  

Session Date:Wednesday, 20 June 2018  

Session Time:13:45  

Session:Pitch: Applications of Diffusion MRI  

Program Number:0753  

Presentation Time:13:45  

Room Number:Power Pitch Theater A - Exhibition Hall  

Computer Number:

Characterization of Axonal Pathology Independent of Fiber Crossings in Multiple Sclerosis Using High-Gradient Diffusion MRI

Author:Qiuyun Fan  Aapo Nummenmaa  Thomas Witzel  Ned Ohringer  Lawrence Wald  Eric Klawiter  Susie Huang  

Author Institution:Massachusetts General Hospital  

Session Type:Electronic Power Pitch Poster  

Session Date:Wednesday, 20 June 2018  

Session Time:14:45  

Session:Poster: Applications of Diffusion MRI  

Program Number:0753  

Presentation Time:13:45  

Room Number:Power Pitch Theater A - Exhibition Hall  

Computer Number:Plasma 11  

Combined EM simulations and measurements of birdcage coil B1+ for designing a 3T multichannel TMS /MRI head coil array

Author:Lucia Navarro de Lara  Laleh Golestani Rad  Sergey Makarov  Jason Stockmann  Lawrence Wald  Thomas Witzel  Aapo Nummenmaa  

Author Institution:Massachusetts General Hospital  Worcester Polytechnic Institute  

Session Type:Electronic Poster  

Session Date:Tuesday, 19 June 2018  

Session Time:17:15  

Session:Simulations & Modeling  

Program Number:4411  

Presentation Time:

Room Number:Exhibition Hall  

Computer Number:Computer 22  

Eddy current characterization and correction using field monitoring for diffusion weighted imaging with maximal strength of 250 mT/m

Author:Yi-Cheng Hsu  Ying-Hua Chu  Thomas Witzel  Qiuyun Fan  Fa-Hsuan Lin  

Author Institution:Massachusetts General Hospital  Medical Center University of Freiburg, Faculty of Medicine  National Taiwan University  

Session Type:Electronic Poster  

Session Date:Thursday, 21 June 2018  

Session Time:09:00  

Session:Diffusion MRI: Acquisition & Reconstruction  

Program Number:5334  

Presentation Time:

Room Number:Exhibition Hall  

Computer Number:Computer 16  

Fetal T1 mapping using multi-inversion EPI at 3T

In Vivo 3D Axonal Diameter Estimation in the Human Brain with 300 mT/m Gradient MRI

Author:Alfred Anwander  Thomas Knösche  Thomas Witzel  Assaf Horowitz  Yaniv Assaf  

Author Institution:Massachusetts General Hospital  Max Planck Institute for Human Cognitive and Brain Sciences  Tel Aviv University  

Session Type:Electronic Poster  

Session Date:Monday, 18 June 2018  

Session Time:08:15  

Session:Microstructure: Experiments & Applications  

Program Number:3102  

Presentation Time:

Room Number:Exhibition Hall  

Computer Number:Computer 28  

A low-cost (<$500 USD) FPGA-based console capable of real-time control

Author:Suma Anand  Jason Stockmann  Lawrence Wald  Thomas Witzel  

Author Institution:A. A. Martinos Center for Biomedical Imaging  Harvard Medical School  Massachusetts Institute of Technology  

Session Type:Oral  

Session Date:Wednesday, 20 June 2018  

Session Time:16:15  

Session:Novel MR & MR-Compatible Technology  

Program Number:0948  

Presentation Time:17:15  

Room Number:S06  

Computer Number:

Motion-robust sub-millimeter isotropic diffusion imaging through Motion Corrected Generalized Slice Dithered Enhanced Resolution (MC-gSlider) acquisition

Author:Fuyixue Wang  Berkin Bilgic  Zijing Dong  Mary Manhard  Ned Ohringer  Bo Zhao  Melissa Haskell  Stephen Cauley  Qiuyun Fan  Thomas Witzel  Elfar Adalsteinsson  Lawrence Wald  Kawin Setsompop  

Author Institution:Massachusetts General Hospital  MIT  Tsinghua University  

Session Type:Oral  

Session Date:Thursday, 21 June 2018  

Session Time:15:30  

Session:Diffusion MRI: Acquisition & Artifact Correction  

Program Number:1207  

Presentation Time:16:42  

Room Number:N02  

Computer Number:

Rapid multi-inversion SMS-EPI integrated with gradient-echo, spin-echo and diffusion-weighted EPI acquisitions

Author:Daniel Park  Thomas Witzel  Ilana Leppert  Yi-Fen Yen  Qiuyun Fan  Christine Tardif  Jonathan Polimeni  

Author Institution:Massachusetts General Hospital  McGill University  

Session Type:Electronic Poster  

Session Date:Tuesday, 19 June 2018  

Session Time:14:45  

Session:Pulse Sequences & Beyond  

Program Number:4229  

Presentation Time:

Room Number:Exhibition Hall  

Computer Number:Computer 79  

Ribbon Tractography Reveals Reorientation of White Matter in the Corpus Callosum Following Severe Traumatic Brain Injury

Spatially-selective excitation using a tailored nonlinear ?B0 pattern generated by an integrated multi-coil ?B0/Rx array

Author:Jason Stockmann  Nicolas Arango  Benedikt Poser  Thomas Witzel  Jacob White  Lawrence Wald  Jonathan Polimeni  

Author Institution:Maastricht University  Massachusetts General Hospital  Massachusetts Institute of Technology  

Session Type:Oral  

Session Date:Monday, 18 June 2018  

Session Time:13:45  

Session:Measuring & Correcting Imperfections  

Program Number:0170  

Presentation Time:14:21  

Room Number:S03  

Computer Number:

Template maps of vascular function and structure in the healthy brain