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Comparison of the Optimization of a 60-channel Transmit Coil in pTx and sTx mode at 7T

Author:Andrea Sajewski  Tales Santini  Tiago Martins  Jacob Berardinelli  Tamer Ibrahim  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:Progress & Challenges in RF Coils I  

Program Number:4402  

Room Session:Exhibition Halls D/E  

Institution :University of Pittsburgh  

Tailored cost functions for improved static pTX-based B1+ shimming in 7T cardiac MRI.

Author:Maxim Terekhov  David Lohr  Christoph Aigner  Sebastian Dietrich  Sebastian Schmitter  Laura Schreiber  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:Progress & Challenges in RF Coils I  

Program Number:4403  

Room Session:Exhibition Halls D/E  

Institution :Physikalisch-Technische Bundesanstalt (PTB), Braunschweig and Berlin  University Hospital Würzburg  

Static and dynamic parallel transmission (pTx) for human cardiac MRI at 21.0 T

Author:Bilguun Nurzed  Dennis Hieronymi  Thomas Eigentler  Christoph Aigner  Sebastian Schmitter  Thoralf Niendorf  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:Progress & Challenges in RF Coils I  

Program Number:4404  

Room Session:Exhibition Halls D/E  

Institution :Max-Delbrück Center for Molecular Medicine in the Helmholtz Association  Physikalisch-Technische Bundesanstalt (PTB)  Experimental and Clinical Research Center (ECRC), a joint cooperation between the Charité Medical Faculty and the Max-Delbrück Center for  

Comparison of the transmit performance and Local SAR for multi-row parallel transmit coil arrays at 3 Tesla human brain MRI

Author:Nejat Karadeniz  Jo Hajnal  Özlem Ipek  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:Progress & Challenges in RF Coils I  

Program Number:4405  

Room Session:Exhibition Halls D/E  

Institution :King's College London  

Design of a universal RF-shimming drive mode for head and neck imaging at 7 Tesla using a 16-channel pTx array

Author:Ehsan Kazemivalipour  Markus May  D. Rangaprakash  Berkin Bilgic  Jason Stockmann  Robert Barry  Boris Keil  Lawrence Wald  Bastien Guerin  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:Progress & Challenges in RF Coils I  

Program Number:4406  

Room Session:Exhibition Halls D/E  

Institution :Massachusetts General Hospital  Mittelhessen University of Applied Sciences  University Duisburg-Essen  Harvard Medical School  Philipps-University Marburg  University Hospital Essen  Harvard-MIT Division of Health Sciences Technology  

Efficient Use of Specific Absorption Rate Limits Through Sub-Population Universal Pulses in Parallel Transmission

Author:Igor Tyshchenko  Simon Lévy  Jin Jin  Bahman Tahayori  Leigh Johnston  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:Progress & Challenges in RF Coils I  

Program Number:4407  

Room Session:Exhibition Halls D/E  

Institution :Siemens Healthcare Pty Ltd  The Florey Institute of Neuroscience and Mental Health  The University of Melbourne  

Accelerated Volumetric Multi-Channel pTx B1+ Mapping at 7T for the Brain and Heart

Author:James Kent  Ladislav Valkovic  Iulius Dragonu  Mark Chiew  Aaron Hess  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:Progress & Challenges in RF Coils I  

Program Number:4408  

Room Session:Exhibition Halls D/E  

Institution :Siemens Healthcare Ltd  University of Oxford  University of Toronto  Slovak Academy of Sciences  Sunnybrook Research Institute  

An 8-Parallel Transmit 32-Receive Array Head Coil for Clinical Use at 7.0 Tesla

Author:Alexander Smerglia  Labros Petropoulos  Xiaoyu Yang  Tsinghua Zheng  Paul Taylor  Blaise Whitesell  Jagjit Sidhu  Ken Sakaie  Mark Lowe  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:Progress & Challenges in RF Coils I  

Program Number:4409  

Room Session:Exhibition Halls D/E  

Institution :Cleveland Clinic  Quality Electrodynamics (QED)  

Quasi-Damped Newtons Method for Large Flip Angle Universal Pulse Design Using Parallel Transmission at 9.4T

Author:Celik Boga  Ole Geldschlager  Anke Henning  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:Progress & Challenges in RF Coils I  

Program Number:4410  

Room Session:Exhibition Halls D/E  

Institution :Max Planck Institute for Biological Cybernetics  UT Southwestern Medical Center  

Comparing parallel transmit 2-spoke against circularly polarized pulses for 7T whole brain diffusion MRI

Author:Minghao Zhang  Belinda Ding  Iulius Dragonu  Patrick Liebig  Robin Heidemann  Christopher Rodgers  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:Progress & Challenges in RF Coils I  

Program Number:4411  

Room Session:Exhibition Halls D/E  

Institution :Siemens Healthcare GmbH  Siemens Healthcare Limited  University of Cambridge  

RF mode switching based Tx coil system for B1+ homogeneity mitigation at 7T: basic concept and preliminary study

Author:Shin-ichi Urayama  Masaki Fukunaga  Martijn Cloos  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:Progress & Challenges in RF Coils I  

Program Number:4412  

Room Session:Exhibition Halls D/E  

Institution :Kyoto University  National Institute for Physiological Sciences  University of Queensland  

Optimisation of pulse-specific phase schedule reduces peak RF amplitude in multiband parallel-transmit pulses

Author:Belinda Ding  Sydney Williams  Minghao Zhang  Jürgen Herrler  Patrick Liebig  Iulius Dragonu  Radhouene Neji  Christopher Rodgers  David Porter  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:Progress & Challenges in RF Coils I  

Program Number:4413  

Room Session:Exhibition Halls D/E  

Institution :Imaging Centre of Excellence, University of Glasgow  Siemens Healthcare GmbH  Siemens Healthcare Ltd.  Wolfson Brain Imaging Centre, University of Cambridge  

Slice-specific B1 shimming can improve the repeatability of multi-shot, diffusion-weighted imaging at 7T

Author:Belinda Ding  Sydney Williams  Iulius Dragonu  Jürgen Herrler  Sarah Allwood-Spiers  Patrick Liebig  David Porter  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:Progress & Challenges in RF Coils I  

Program Number:4414  

Room Session:Exhibition Halls D/E  

Institution :Imaging Centre of Excellence, University of Glasgow  NHS Greater Clyde and Glasgow  Siemens Healthcare GmbH  Siemens Healthcare Ltd.  

Optimized interferometric encoding of presaturated TurboFLASH B1-mapping for pTx at 7T MRI: Application to T1-mapping in the spinal cord

Author:Aurelien Destruel  Franck Mauconduit  Aurélien Massire  Vincent Gras  Virginie Callot  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:Progress & Challenges in RF Coils I  

Program Number:4415  

Room Session:Exhibition Halls D/E  

Institution :Aix-Marseille Univ, CNRS, CRMBM  Paris-Saclay University, CEA, CNRS, BAOBAB, NeuroSpin  Siemens Healthcare SAS  APHM, Hôpital Universitaire Timone, CEMEREM  iLab-Spine, International Associated Laboratory  

Multiphoton Parallel Transmission (MP-pTx)

Author:John Drago  Bastien Guerin  Stephen Cauley  Lawrence Wald  

Session Type:Digital Poster  

Session Date:Wednesday, 07 June 2023  

Session Name:Progress & Challenges in RF Coils I  

Program Number:4416  

Room Session:Exhibition Halls D/E  

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