Optimized ultrahigh field parallel transmission workflow using rapid presaturated TurboFLASH transmit field mapping with a three‐dimensional centric single‐shot …

D Bosch, J Bause, O Geldschläger… - Magnetic Resonance …, 2023 - Wiley Online Library
Purpose To evaluate the usage of three‐dimensional (3D) presaturated TurboFLASH (satTFL)
for B 1 + $$ {\mathrm{B}}_1^{+} $$ and B 0 $$ {\mathrm{B}}_0 $$ mapping on single …

[HTML][HTML] The traveling heads 2.0: multicenter reproducibility of quantitative imaging methods at 7 Tesla

…, A Wollrab, S Klix, J Felder, M Hock, D Bosch… - Neuroimage, 2021 - Elsevier
Object This study evaluates inter-site and intra-site reproducibility at ten different 7 T sites
for quantitative brain imaging. Material and Methods Two subjects – termed the “traveling …

FastPtx: a versatile toolbox for rapid, joint design of pTx RF and gradient pulses using Pytorch's autodifferentiation

D Bosch, K Scheffler - Magnetic Resonance Materials in Physics, Biology …, 2024 - Springer
Objective With modern optimization methods, free optimization of parallel transmit pulses
together with their gradient waveforms can be performed on-line within a short time. A toolbox …

[HTML][HTML] Combined targeted analysis of metabolites and proteins in tear fluid with regard to clinical applications

…, P Martus, F Klose, M Seid, D Bosch… - … vision science & …, 2018 - iovs.arvojournals.org
Purpose: To establish a robust workflow for combined mass spectrometry–based analysis of
metabolites and proteins in tear fluid with regard to clinical applicability. Methods: Tear fluid …

Reconfigurable dipole receive array for dynamic parallel imaging at ultra‐high magnetic field

…, F Glang, NI Avdievich, D Bosch… - Magnetic …, 2023 - Wiley Online Library
Purpose To extend the concept of 3D dynamic parallel imaging, we developed a prototype
of an electronically reconfigurable dipole array that provides sensitivity alteration along the …

Local excitation universal parallel transmit pulses at 9.4 T

O Geldschläger, D Bosch, S Glaser… - Magnetic resonance in …, 2021 - Wiley Online Library
Purpose To demonstrate that the concept of “universal pTx pulses” is applicable to local
excitation applications. Methods A database of B 0 / maps from eight different subjects was …

Ultrahigh‐resolution quantitative spinal cord MRI at 9.4 T

O Geldschläger, D Bosch, NI Avdievich… - Magnetic resonance …, 2021 - Wiley Online Library
Purpose To present the results of the first human spinal cord in vivo MRI scans at 9.4T.
Methods A human brain coil was used to image the human spinal cord at 9.4T. All anatomical …

Rapid pre-saturated TFL transmit field mapping with an optimized 3D centric single-shot readout

D Bosch, J Bause, P Ehses, M Zaiss… - 2020 ISMRM & SMRT …, 2020 - pure.mpg.de
Robust and fast measurements of the transmit field strength is of great importance
particularly in parallel transmit applications at ultra-high field. In this work, a pre-saturation …

Double‐row 16‐element folded‐end dipole transceiver array for 3D RF shimming of the whole human brain at 9.4 T

AV Nikulin, D Bosch, GA Solomakha… - NMR in …, 2023 - Wiley Online Library
Homogeneity and longitudinal coverage of transmit (Tx) human head RF coils at ultrahigh
field (UHF, ≥7 T) can be improved by 3D RF shimming, which requires using multi‐row Tx …

The possible influence of third-order shim coils on gradient–magnet interactions: an inter-field and inter-site study

…, A Beckett, J Belorgey, C Bonnelye, D Bosch… - … Resonance Materials in …, 2024 - Springer
Objective To assess the possible influence of third-order shim coils on the behavior of the
gradient field and in gradient–magnet interactions at 7 T and above. Materials and methods …