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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  

Bailey splitter/combiner for RF shimming/Rx coil combination

Author:Yue Zhu  John Gore  Xinqiang Yan  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Developments in RF Components  

Program Number:1392  

Room Session:Concurrent 2  

Institution:Vanderbilt University Institute of Imaging Science  Vanderbilt University  

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

The Coax Dipole Antenna: a flexible, low SAR dipole antenna for body imaging at 7 Tesla.

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

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  

Correcting meander-line surface coil fields for large-area near-surface imaging

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

Enhanced Ultra-High Field Brain MRI Using a Wireless Radiofrequency Sheet

Flexible Tunable Capacitor: A Variable Capacitor for Tuning Flexible/Thermoformed MRI Coils

Author:Julian Maravilla  Karthik Gopalan  Ana Arias  Michael Lustig  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Developments in RF Components  

Program Number:1410  

Room Session:Concurrent 2  

Institution:UC Berkeley  

Gallium nitride MOSFETs enable transmit-receive switching in less than 100ns

Galvanically Isolated RF Switches for Low Field MRI

Author:Mike Twieg  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Developments in RF Components  

Program Number:1408  

Room Session:Concurrent 2  

Institution:Hyperfine Research  

High dielectric sheet to reduce electric fields in Self-decoupled radiofrequency coils for magnetic resonance imaging

Author:Aditya Bhosale  Xiaoliang Zhang  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Developments in RF Components  

Program Number:1404  

Room Session:Concurrent 2  

Institution:State University of New York, Buffalo  

High Impedance Loop coil Design for improved EM Decoupling in Multichannel Coil arrays

Author:Sirihaas Gaddipati  Xiaoliang Zhang  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Developments in RF Components  

Program Number:1394  

Room Session:Concurrent 2  

Institution:University at Buffalo  

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 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)  

An Improved Power Handling Active Transmit/Receive Switch for Low Field MRI using Reed Relays

Author:Don Straney  Clarissa Cooley  Matthew Rosen  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Developments in RF Components  

Program Number:1395  

Room Session:Concurrent 2  

Institution:Massachusetts General Hospital  Harvard Medical School  Harvard University  

Introducing the Double-Folded Dipole to enhance the Excitation Efficiency at 7T Ultra-High Field MRI

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  

Lightweight metasurface pads for passive RF shimming in 3T abdominal imaging

Metasurface for B1+ homogenization in abdominal MRI at 3T

MR imaging with a standard electro-optical modulator: Initial results

Non-Uniform Dielectric Substrate (NODES) Antenna Design for Cardiac Imaging at 7T

Author:Alireza Sadeghi-Tarakameh  Bahram Khalichi  Xiaoping Wu  Gregory Metzger  Yigitcan Eryaman  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Developments in RF Components  

Program Number:1398  

Room Session:Concurrent 2  

Institution:Bilkent University  University of Minnesota  

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

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

Novel Intraoral Dipole Antenna for Dental Applications

A novel type of radiofrequency antenna for multi-regional 7T MRI

Author:Aurelien Destruel  Ewald Weber  Mingyan Li  Jin Jin  Craig Engstrom  Feng Liu  Stuart Crozier  

Session Type:Oral  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:RF Design I  

Program Number:0135  

Room Session:Concurrent 2  

Institution:The University of Queensland  Siemens Healthcare Pty Ltd  

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  

Passive Tunable RF Leakage Canceller for Simultaneous Transmit and Receive (STAR) RF Coils at 1.5T Imaging

Performance of flexible coaxial transmission line resonator coils vs. stranded wire coils at 3T

Author:Raphaela Czerny  Michael Obermann  Elmar Laistler  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Developments in RF Components  

Program Number:1393  

Room Session:Concurrent 2  

Institution:Medical University of Vienna  

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

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

An RF Coil for a Head-Only MR System

Author:J. Thomas Vaughan  Brandon Tramm  Scott Schillak  Michael Garwood  Michael Mullen  Lance DelaBarre  Djaudat Idiyatullin  Matt Waks  

Session Type:Oral  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:RF Design I  

Program Number:0137  

Room Session:Concurrent 2  

Institution:Columbia University  University of Minnesota  Virtumed, LLC  

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

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

Self-tuning stretchable RF receive coil concept using liquid metal encapsulated within an elastic polymer

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  

Unshielded Bent Folded-End Dipole 9.4 T Human Head Transceiver Array Decoupled Using Modified Passive Dipoles.

Use of High - Permittivity Pads to enhance SNR and Transmit Efficiency in the Chest at 7T

UVC Based Wireless Patient Bore Disinfection Utilizing Scanner RF Transmission

Author:Devavrat Likhite  Rob Amerling  Leon Lee  Saban Kurucay  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Developments in RF Components  

Program Number:1402  

Room Session:Concurrent 2  

Institution:GE Healthcare  

UWB antenna system fidelity investigation for wireless MRI

Author:Wonje Lee  Fraser Robb  John Pauly  Shreyas Vasanawala  Greig Scott  

Session Type:Digital Poster  

Session Date:Monday, 17 May 2021  

Topic:RF Design I  

Session Name:Developments in RF Components  

Program Number:1409  

Room Session:Concurrent 2  

Institution:GE Healthcare  Stanford University