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Accelerated 2D Cartesian MRI with an 8-channel local B0 coil array combined with parallel imaging

期刊: MAGNETIC RESONANCE IN MEDICINE, 2023; ()

Purpose: In MRI, the magnetization of nuclear spins is spatially encoded with linear gradients and radiofrequency receivers sensitivity profiles to pr......

A predictor-corrector phase unwrapping algorithm for temporally undersampled gradient-echo MRI

期刊: MAGNETIC RESONANCE IN MEDICINE, 2023; ()

PurposeTo develop a method for unwrapping temporally undersampled and nonlinear gradient recalled echo (GRE) phase.Theory and MethodsTemporal unwrappi......

Fast bound and pore water mapping of cortical bone with arbitrary slice oriented two-dimensional ultra-short echo time

期刊: MAGNETIC RESONANCE IN MEDICINE, 2023; 89 (2)

Purpose Extend fast, two-dimensional (2D) methods of bound and pore water mapping in bone to arbitrary slice orientation. Methods To correct for slice......

Free-breathing myocardial T1 mapping using inversion-recovery radial FLASH and motion-resolved model-based reconstruction

期刊: MAGNETIC RESONANCE IN MEDICINE, 2023; 89 (4)

Purpose: To develop a free-breathing myocardial T1 mapping technique using inversion-recovery (IR) radial fast low-angle shot (FLASH) and calibrationl......

Single-spoke binning: Reducing motion artifacts in abdominal radial stack-of-stars imaging

期刊: MAGNETIC RESONANCE IN MEDICINE, 2023; 89 (5)

Purpose: To increase the effectiveness of respiratory gating in radial stack-of-stars MRI, particularly when imaging at high spatial resolutions or wi......

Understanding aliasing effects and their removal in SPEN MRI: A k-space perspective

期刊: MAGNETIC RESONANCE IN MEDICINE, 2023; 90 (1)

PurposeTo characterize the mechanism of formation and the removal of aliasing artifacts and edge ghosts in spatiotemporally encoded (SPEN) MRI within ......

Quantitative MRI by nonlinear inversion of the Bloch equations

期刊: MAGNETIC RESONANCE IN MEDICINE, 2023; 90 (2)

Purpose: Development of a generic model-based reconstruction framework for multiparametric quantitative MRI that can be used with data from different ......

Axon fiber orientation as the source of T1 relaxation anisotropy in white matter: A study on corpus callosum in vivo and ex vivo

期刊: MAGNETIC RESONANCE IN MEDICINE, 2023; 90 (2)

Purpose: Recent studies indicate that T-1 in white matter (WM) is influenced by fiber orientation in B-0. The purpose of the study was to investigate ......

Denoising single MR spectra by deep learning: Miracle or mirage?

期刊: MAGNETIC RESONANCE IN MEDICINE, 2023; ()

Purpose: The inherently poor SNR of MRS measurements presents a significant hurdle to its clinical application. Denoising by machine or deep learning ......

Revealing tumor microstructure with oscillating diffusion encoding MRI in pre-surgical and post-treatment glioma patients

期刊: MAGNETIC RESONANCE IN MEDICINE, 2023; ()

Purpose: We hypothesized that the time-dependent diffusivity at short diffusion times, as measured by oscillating gradient spin echo (OGSE) diffusion ......

Design and development of a novel flexible ultra-short echo time (FUSE) sequence

期刊: MAGNETIC RESONANCE IN MEDICINE, 2023; ()

Purpose: To present the validation of a new Flexible Ultra-Short Echo time (FUSE) pulse sequence using a short-T-2 phantom.Methods: FUSE was developed......

Creatine mapping of the brain at 3T by CEST MRI

期刊: MAGNETIC RESONANCE IN MEDICINE, 2023; ()

Purpose: To assess the feasibility of CEST-based creatine (Cr) mapping in brain at 3T using the guanidino (Guan) proton resonance.Methods: Wild type a......

Uncertainty propagation in absolute metabolite quantification for in vivo MRS of the human brain

期刊: MAGNETIC RESONANCE IN MEDICINE, 2023; ()

Purpose: Absolute spectral quantification is the standard method for deriving estimates of the concentration from metabolite signals measured using in......

A cryogenic 14-channel 13C receiver array for 3T human head imaging

期刊: MAGNETIC RESONANCE IN MEDICINE, 2023; 89 (3)

Purpose This article presents a novel 14-channel receive-only array for C-13 human head imaging at 3 T that explores the SNR gain by operating at cryo......

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