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A 30-element transmit array for 7 Tesla brain imaging with array compressed parallel transmission

Author:Charlotte Sappo  Gary Drake  Xinqiang Yan  William Grissom  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1426  

Room Session:Concurrent 2  

Institution:Vanderbilt University Institute of Imaging Science  Vanderbilt University  

Analysis of preamplifier decoupling effect in MRI coil array with electromagnetic field and RF circuit co-simulation

Author:Ming lu  Bei Zhang  John Gore  Xinqiang Yan  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1412  

Room Session:Concurrent 2  

Institution:University of Texas Southwestern Medical Center  Vanderbilt University Medical Center  

Brain perfusion imaging using pseudo-continuous arterial spin labelling MRI: impact of RF coil shimming of the labelling region

Author:Sofia Guterres  Ana Rodrigues Fouto  Nuno André Silva  Pedro Vilela  Patrícia Figueiredo  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1420  

Room Session:Concurrent 2  

Institution:Hospital da Luz  Hospital da Luz Learning Health  Institute for Systems and Robotics - Lisboa and Department of Bioengineering, Instituto Superior Técnico, Universidade de Lisboa  

Combining Loops and Dipoles to Increase the Signal-to-Noise Ratio in Human Brain MRI at 7T: How to Shorten a Dipole Antenna?

Author:Thomas Dardano  Rolf Gruetter  Daniel Wenz  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1423  

Room Session:Concurrent 2  

Institution:CIBM Center for Biomedical Imaging  Ecole Polytechnique Federale de Lausanne (EPFL)  

Conformal design of radio-frequency head coil for ultra-high field MRI

Author:Tiago Martins  Tales Santini  Jacob Berardinelli  Anthony DeFranco  Tamer Ibrahim  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1414  

Room Session:Concurrent 2  

Institution:University of Pittsburgh  

Design of transmit array coils by minimizing the modal reflected power values and increasing B1+ efficiency

Author:Ehsan Kazemivalipour  Giorgio Bonmassar  Laleh Golestanirad  Ergin Atalar  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1419  

Room Session:Concurrent 2  

Institution:Bilkent University  Harvard Medical School  Northwestern University  

High-density 72-channel head array at 7Tesla

Author:Mark Gosselink  Tijl van der Velden  Hans Hoogduin  Martijn Froeling  Dennis Klomp  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1425  

Room Session:Concurrent 2  

Institution:University Medical Center Utrecht  

The impact of B1+ on the optimisation of high-resolution ASL acquisitions at 7T

Author:Sriranga Kashyap  Roy Haast  Thomas Kirk  An Vu  Denizhan Kurban  Ron Hellenbrand  Christopher Wiggins  Alard Roebroeck  Ali Khan  David Feinberg  Benedikt Poser  Dimo Ivanov  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1417  

Room Session:Concurrent 2  

Institution:Advanced MRI Technologies  Maastricht University  Scannexus B.V.  University of California  University of Oxford  Western University  San Francisco Veteran Affairs Health Care System  

The Impact of Quasi-Transverse Electric Modes Excited by Dipole Antennas on Transmit Field in In Vivo Ultrahigh Field MRI

Author:Daniel Wenz  Rolf Gruetter  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1421  

Room Session:Concurrent 2  

Institution:CIBM Center for Biomedical Imaging  Ecole Polytechnique Federale de Lausanne (EPFL)  

Is it feasible to Make More Effective Use of Finite RF Power Resources in pTx Systems Using a Coupling Matrix?

Author:Stephen Ogier  Shaihan Malik  Joseph Hajnal  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1418  

Room Session:Concurrent 2  

Institution:King's College London  

A novel characterization method of HTS non-linear electrical properties using MRI

Author:Aimé Labbé  Isabelle Saniour  Rose-Marie Dubuisson  Jean-Christophe Ginefri  Luc Darrasse  Marie Poirier-Quinot  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1429  

Room Session:Concurrent 2  

Institution:Université Paris-Saclay, CEA, CNRS, Inserm, BioMaps  

A Novel High Density 32-channel Sleeve Antenna Receiver Array for the Human Head Imaging at 10.5 T

Author:Myung Kyun Woo  Lance DelaBarre  Matt Waks  Russell Lagore  Jeromy Thotland  Uk-Su Choi  Andrea Grant  Steve Jungst  Nader Tavaf  Yigitcan Eryaman  Kamil Ugurbil  Gregor Adriany  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1422  

Room Session:Concurrent 2  

Institution:Center for Information and Neural Networks  Center for Magnetic Resonance Research  

Optimization of a massive-element self-decoupled transmit array for 7T head imaging

Author:Ming lu  John Gore  Xinqiang Yan  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1424  

Room Session:Concurrent 2  

Institution:Vanderbilt University Institute of Imaging Science  Vanderbilt University Medical Center  

Rapid high power transmit-receive switching using a timed cascade of PIN diodes

Author:Christoph Schildknecht  Markus Weiger  Romain Froidevaux  Klaas Pruessmann  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1411  

Room Session:Concurrent 2  

Institution:Institute for Biomedical Engineering, ETH Zurich and University of Zurich  

Reduction of coupling and noise by ultrahigh dielectric constant (uHDC) materials for phase array coil at 3T

Author:Navid PourramzanGandji  Christopher Sica  Gary Yang  Hannes Wiesner  Soo Han Soon  Xiao-Hong Zhu  Michael Lanagan  Wei Chen  Qing Yang  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1428  

Room Session:Concurrent 2  

Institution:Pennsylvania State University  University of Minnesota  

Robot Assisted Dynamic Ankle Joint Imaging with a Wearable 4-Channel High Impedance Coil at 1.5T MRI

Author:Matthäus Poniatowski  Ilan Elias  Mirsad Mahmutovic  Gurinder Multani  Sam-Luca Hansen  Markus May  Alexander König  Jens Figiel  Andreas Mahnken  Boris Keil  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1430  

Room Session:Concurrent 2  

Institution:Motionrad GmbH  Philipps-University Marburg  TH Mittelhessen University of Applied Sciences  

Safety and imaging performance of 2-channel RF shimming for fetal MRI at 3T

Author:Filiz Yetisir  Esra Abaci Turk  P. Ellen Grant  Elfar Adalsteinsson  Lawrence L. Wald  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1415  

Room Session:Concurrent 2  

Institution:Boston Children's Hospital  Harvard Medical School  Massachusetts Institute of Technology  Massachusetts General Hospital  

Should coaxial coils be operated at their self-resonance? A simulation study

Author:Sigrun Roat  Andre Kuehne  Lena Nohava  Elmar Laistler  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1413  

Room Session:Concurrent 2  

Institution:Medical University of Vienna  MRI.TOOLS GmbH  Universite´ Paris-Saclay  

SNR of Flexible Versus Rigid Coil Arrays for Knee MRI

Author:Jeremiah Hess  Marianne Black  Feliks Kogan  Brian Hargreaves  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1427  

Room Session:Concurrent 2  

Institution:Stanford University  

Stabilization of bias field on 3D MPRAGE at 7T with dielectric pads and 3D-based B1+ scaling

Author:Giske Opheim  Vincent Boer  Esben Petersen  Martin Prener  Olaf Paulson  Jan Ole Pedersen  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Novel RF Coils & Components  

Program Number:1416  

Room Session:Concurrent 2  

Institution:Danish Research Centre for Magnetic Resonance, Centre for Functional and Diagnostic Imaging and Research  Neurobiology Research Unit, Dept. of Neurology, Copenhagen University Hospital Rigshospitalet  Philips Healhtcare  Faculty of Health and Medical Sciences, University of Copenhagen  Section for Magnetic Resonance, DTU Health Tech, Technical University of Denmark