SAR simulations & safety

TM Fiedler, ME Ladd, AK Bitz - NeuroImage, 2018 - Elsevier
At ultra-high fields, the assessment of radiofrequency (RF) safety presents several new
challenges compared to low-field systems. Multi-channel RF transmit coils in combination …

MRI and MRS of the human brain at magnetic fields of 14 T to 20 T: Technical feasibility, safety, and neuroscience horizons

TF Budinger, MD Bird - Neuroimage, 2018 - Elsevier
The three goals of this paper are: 1) to evaluate the improvements in technology for
increasing magnetic flux density (magnetic field) to 14 T in the next few years and eventually …

In vivo imaging of the human brain with the Iseult 11.7-T MRI scanner

N Boulant, F Mauconduit, V Gras, A Amadon… - Nature …, 2024 - nature.com
The understanding of the human brain is one of the main scientific challenges of the twenty-
first century. In the early 2000s, the French Atomic Energy Commission launched a program …

Improving magnetic resonance imaging with smart and thin metasurfaces

E Stoja, S Konstandin, D Philipp, RN Wilke… - Scientific reports, 2021 - nature.com
Over almost five decades of development and improvement, Magnetic Resonance Imaging
(MRI) has become a rich and powerful, non-invasive technique in medical imaging, yet not …

Toward 20 T magnetic resonance for human brain studies: opportunities for discovery and neuroscience rationale

TF Budinger, MD Bird, L Frydman, JR Long… - … Resonance Materials in …, 2016 - Springer
An initiative to design and build magnetic resonance imaging (MRI) and spectroscopy
(MRS) instruments at 14 T and beyond to 20 T has been underway since 2012. This initiative …

A vision of 14 T MR for fundamental and clinical science

S Bates, SO Dumoulin, PJM Folkers… - … Resonance Materials in …, 2023 - Springer
Objective We outline our vision for a 14 Tesla MR system. This comprises a novel whole-
body magnet design utilizing high temperature superconductor; a console and associated …

Unsupervised deep learning with convolutional neural networks for static parallel transmit design: A retrospective study

T Kilic, P Liebig, OB Demirel, J Herrler… - Magnetic resonance …, 2024 - Wiley Online Library
Abstract Purpose To mitigate B 1+ B _1^+ inhomogeneity at 7T for multi‐channel transmit
arrays using unsupervised deep learning with convolutional neural networks (CNNs) …

[BUCH][B] Magnetic resonance technology: hardware and system component design

AG Webb - 2016 - books.google.com
Magnetic resonance systems are used in almost every academic and industrial chemistry,
physics and biochemistry department, as well as being one of the most important imaging …

Germany's journey toward 14 Tesla human magnetic resonance

ME Ladd, HH Quick, O Speck, M Bock… - … resonance materials in …, 2023 - Springer
Multiple sites within Germany operate human MRI systems with magnetic fields either at 7
Tesla or 9.4 Tesla. In 2013, these sites formed a network to facilitate and harmonize the …

Introduction of the snake antenna array: geometry optimization of a sinusoidal dipole antenna for 10.5 T body imaging with lower peak SAR

B Steensma, PF van de Moortele… - Magnetic resonance …, 2020 - Wiley Online Library
Purpose To improve imaging performance for body MRI with a local transmit array at 10.5 T,
the geometry of a dipole antenna was optimized to achieve lower peak specific absorption …