User profiles for Arthur W. Magill
Arthur W. MagillGerman Cancer Research Center (DKFZ) Verified email at dkfz.de Cited by 831 |
Are glutamate and lactate increases ubiquitous to physiological activation? A 1H functional MR spectroscopy study during motor activation in human brain at 7 Tesla
Recent studies at high field (7 Tesla) have reported small metabolite changes, in particular
lactate and glutamate (below 0.3 μmol/g) during visual stimulation. These studies have been …
lactate and glutamate (below 0.3 μmol/g) during visual stimulation. These studies have been …
SA2RAGE: A new sequence for fast B1+‐mapping
At high magnetic field strengths (≥3T), the radiofrequency wavelength used in MRI is of the
same order of magnitude of (or smaller than) the typical sample size, making transmit …
same order of magnitude of (or smaller than) the typical sample size, making transmit …
An improved trap design for decoupling multinuclear RF coils
…, ES Roig, R Gruetter, AW Magill - Magnetic resonance in …, 2014 - Wiley Online Library
Purpose Multinuclear magnetic resonance spectroscopy and imaging require a radiofrequency
probe capable of transmitting and receiving at the proton and non‐proton frequencies. …
probe capable of transmitting and receiving at the proton and non‐proton frequencies. …
Dielectric pads and low‐ adiabatic pulses: Complementary techniques to optimize structural T1w whole‐brain MP2RAGE scans at 7 tesla
KR O'Brien, AW Magill, J Delacoste… - Journal of Magnetic …, 2014 - Wiley Online Library
Purpose To evaluate the combination of low‐B 1 + adiabatic pulses and high permittivity (ε r
≈ 165) dielectric pads effectiveness to reproducibly improve the inversion efficiency for …
≈ 165) dielectric pads effectiveness to reproducibly improve the inversion efficiency for …
A 32‐element loop/dipole hybrid array for human head imaging at 7 T
…, AV Nikulin, L Ruhm, AW Magill… - Magnetic resonance …, 2022 - Wiley Online Library
Purpose To improve whole‐brain SNR at 7 Tesla, a novel 32‐element hybrid human head
array coil was developed, constructed, and tested. Methods Our general design strategy is …
array coil was developed, constructed, and tested. Methods Our general design strategy is …
Simultaneous and interleaved acquisition of NMR signals from different nuclei with a clinical MRI scanner
Purpose Modification of a clinical MRI scanner to enable simultaneous or rapid interleaved
acquisition of signals from two different nuclei. Methods A device was developed to modify …
acquisition of signals from two different nuclei. Methods A device was developed to modify …
3D sodium (23Na) magnetic resonance fingerprinting for time‐efficient relaxometric mapping
…, S Schmitter, T Wilferth, AW Magill… - Magnetic …, 2021 - Wiley Online Library
Purpose To develop a framework for 3D sodium ( 23 Na) MR fingerprinting (MRF), based on
irreducible spherical tensor operators with tailored flip angle (FA) pattern and time‐efficient …
irreducible spherical tensor operators with tailored flip angle (FA) pattern and time‐efficient …
Metamaterial inspired wireless coil for clinical breast imaging
In this work, we propose an application of a metamaterial inspired volumetric wireless coil (WLC)
based on coupled split-loop resonators for targeted breast MRI at 1.5 T. Due to strong …
based on coupled split-loop resonators for targeted breast MRI at 1.5 T. Due to strong …
Encoding methods for B1 (+) mapping in parallel transmit systems at ultra high field.
Parallel radiofrequency (RF) transmission, either in the form of RF shimming or pulse design,
has been proposed as a solution to the B1 (+) inhomogeneity problem in ultra high field …
has been proposed as a solution to the B1 (+) inhomogeneity problem in ultra high field …
Correlation of quantitative conductivity mapping and total tissue sodium concentration at 3T/4T
Y Liao, N Lechea, AW Magill… - Magnetic resonance …, 2019 - Wiley Online Library
Purpose To investigate the correlation between electrical conductivity and sodium concentration,
both measured in vivo, in the human brain. Methods Conductivity measurements were …
both measured in vivo, in the human brain. Methods Conductivity measurements were …