The state-of-the-art and emerging design approaches of double-tuned RF coils for X-nuclei, brain MR imaging and spectroscopy: A review

CH Choi, SM Hong, J Felder, NJ Shah - Magnetic resonance imaging, 2020 - Elsevier
With the increasing availability of ultra-high field MRI systems, studying non-proton nuclei (X-
nuclei), such as 23 Na and 31 P has received great interest. X-nuclei are able to provide …

Phosphorus magnetic resonance spectroscopy and imaging (31P-MRS/MRSI) as a window to brain and muscle metabolism: A review of the methods

A Santos-Díaz, MD Noseworthy - Biomedical Signal Processing and Control, 2020 - Elsevier
Phosphorus magnetic resonance spectroscopy and spectroscopic imaging (31 P-
MRS/MRSI) non-invasively provide very important information regarding energy metabolism …

3D 31P MRSI of the human brain at 9.4 Tesla: Optimization and quantitative analysis of metabolic images

L Ruhm, J Dorst, N Avdievitch… - Magnetic resonance …, 2021 - Wiley Online Library
Purpose To present 31P whole brain MRSI with a high spatial resolution to probe
quantitative tissue analysis of 31P MRSI at an ultrahigh field strength of 9.4 Tesla. Methods …

Double‐tuned 31P/1H human head array with high performance at both frequencies for spectroscopic imaging at 9.4T

NI Avdievich, L Ruhm, J Dorst… - Magnetic resonance …, 2020 - Wiley Online Library
Purpose To develop a robust design of a human head double‐tuned 31P/1H array, which
provides good performance at both 31P and 1H frequencies for MR spectroscopic imaging …

[HTML][HTML] Phosphorus metabolism in the brain of cognitively normal midlife individuals at risk for Alzheimer's disease

P Parasoglou, RS Osorio, O Khegai, Z Kovbasyuk… - Neuroimage …, 2022 - Elsevier
Background Neurometabolic abnormalities and amyloid-beta plaque deposition are
important early pathophysiologic changes in Alzheimer's disease (AD). This study …

3T 31P/1H calf muscle coil for 1H and 31P MRI/MRS integrated with NIRS data acquisition

B Zhang, D Lowrance, MK Sarma… - Magnetic resonance …, 2024 - Wiley Online Library
Purpose Our aim was to design and build a 3T 31P/1H calf coil that is capable of providing
both good 31P and 1H transmit and receive performance, as well as being capable of …

A radially interleaved sodium and proton coil array for brain MRI at 7 T

B Wang, B Zhang, Z Yu, C Ianniello… - NMR in …, 2021 - Wiley Online Library
The objective of the current study was to design and build a dual‐tuned coil array for
simultaneous 23Na/1H MRI of the human brain at 7 T. Quality factor, experimental B1+ …

9.4 T double‐tuned 13C/1H human head array using a combination of surface loops and dipole antennas

NI Avdievich, G Solomakha, L Ruhm… - NMR in …, 2021 - Wiley Online Library
MRI at ultra‐high field (UHF,≥ 7 T) provides a natural strategy for improving the quality of X‐
nucleus magnetic resonance spectroscopy and imaging due to the intrinsic benefit of …

31P CSI of the human brain in healthy subjects and tumor patients at 9.4 T with a three-layered multi-nuclear coil: initial results

C Mirkes, G Shajan, G Chadzynski… - … Resonance Materials in …, 2016 - Springer
Objective Investigation of the feasibility and performance of phosphorus (31 P) magnetic
resonance spectroscopic imaging (MRSI) at 9.4 T with a three-layered phosphorus/proton …

Magnetic resonance imaging of phosphocreatine and determination of BOLD kinetics in lower extremity muscles using a dual-frequency coil array

R Brown, O Khegai, P Parasoglou - Scientific Reports, 2016 - nature.com
Magnetic resonance imaging (MRI) provides the unique ability to study metabolic and
microvasculature functions in skeletal muscle using phosphorus and proton measurements …