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Repeatability and robustness of MP‐GRASP T1 mapping
Repeatability and robustness of MP‐GRASP T1 mapping
Purpose To demonstrate the repeatability of fast 3D T1 mapping using Magnetization-Prepared Golden-angle RAdial Sparse Par...
An artificial intelligence‐accelerated 2‐minute multi‐shot echo planar imaging protocol for comprehensive high‐quality clinical brain imaging
An artificial intelligence‐accelerated 2‐minute multi‐shot echo planar imaging protocol for comprehensive high‐quality clinical brain imaging
Purpose We introduce and validate an artificial intelligence (AI)-accelerated multi-shot echo-planar imaging (msEPI)-based...
Multi‐band echo‐planar spectroscopic imaging of hyperpolarized 13C probes in a compact preclinical PET/MR scanner
Multi‐band echo‐planar spectroscopic imaging of hyperpolarized 13C probes in a compact preclinical PET/MR scanner
Purpose Hyperpolarized (HP) 13C MRI has enabled real-time imaging of specific enzyme-catalyzed metabolic reactions, but ad...
Magnetic resonance spectroscopic imaging of downfield proton resonances in the human brain at 3 T
Magnetic resonance spectroscopic imaging of downfield proton resonances in the human brain at 3 T
Purpose To develop an MRSI technique capable of mapping downfield proton resonances in the human brain. Methods A spectral...
Simultaneous 3D acquisition of 1H MRF and 23Na MRI
Simultaneous 3D acquisition of 1H MRF and 23Na MRI
Purpose To develop a 3D MR technique to simultaneously acquire proton multiparametric maps (T1, T2, and proton density) an...
Twenty‐four–channel high‐impedance glove array for hand and wrist MRI at 3T
Twenty‐four–channel high‐impedance glove array for hand and wrist MRI at 3T
Purpose To present a novel 3T 24-channel glove array that enables hand and wrist imaging in varying postures. Methods The ...
Virtual injections using 4D flow MRI with displacement corrections and constrained probabilistic streamlines
Virtual injections using 4D flow MRI with displacement corrections and constrained probabilistic streamlines
Abstract Purpose Streamlines from 4D-flow MRI have been used clinically for intracranial blood-flow tracking. However, det...
Rigid motion‐resolved prediction using deep learning for real‐time parallel‐transmission pulse design
Rigid motion‐resolved prediction using deep learning for real‐time parallel‐transmission pulse design
Purpose Tailored parallel-transmit (pTx) pulses produce uniform excitation profiles at 7 T, but are sensitive to head moti...
Age‐dependent cerebrospinal fluid‐tissue water exchange detected by magnetization transfer indirect spin labeling MRI
Age‐dependent cerebrospinal fluid‐tissue water exchange detected by magnetization transfer indirect spin labeling MRI
Abstract Purpose A non-invasive magnetization transfer indirect spin labeling (MISL) MRI method is developed to quantify t...
Mapping intracellular pH in tumors using amide and guanidyl CEST‐MRI at 9.4 T
Mapping intracellular pH in tumors using amide and guanidyl CEST‐MRI at 9.4 T
Purpose In principle, non-invasive mapping of the intracellular pH (pHi) in vivo is possible using endogenous chemical exc...
Data‐driven algorithm for myelin water imaging: Probing subvoxel compartmentation based on identification of spatially global tissue features
Data‐driven algorithm for myelin water imaging: Probing subvoxel compartmentation based on identification of spatially global tissue features
Abstract Purpose Multicomponent analysis of MRI T2 relaxation time (mcT2) is commonly used for estimating myelin content b...
Safety of MRI in patients with retained cardiac leads
Safety of MRI in patients with retained cardiac leads
Abstract Purpose To evaluate the safety of MRI in patients with fragmented retained leads (FRLs) through numerical simulat...
Selective RF excitation designs enabled by time‐varying spatially non‐linear ΔB0 fields with applications in fetal MRI
Selective RF excitation designs enabled by time‐varying spatially non‐linear ΔB0 fields with applications in fetal MRI
Abstract Purpose To demonstrate, through numerical simulations, novel designs of spatially selective radiofrequency (RF) e...
MR spectroscopy frequency and phase correction using convolutional neural networks
MR spectroscopy frequency and phase correction using convolutional neural networks
Purpose To introduce a novel convolutional neural network (CNN)-based approach for frequency-and-phase correction (FPC) of...
Developing formalin‐based fixative agents for post mortem brain MRI at 9.4 T
Developing formalin‐based fixative agents for post mortem brain MRI at 9.4 T
Abstract Purpose To develop fixative agents for high-field MRI with suitable dielectric properties and measure MR properti...
Comparing and combining MRE, T1ρ, SWI, IVIM, and DCE‐MRI for the staging of liver fibrosis in rabbits: Assessment of a predictive model based on multiparametric MRI
Comparing and combining MRE, T1ρ, SWI, IVIM, and DCE‐MRI for the staging of liver fibrosis in rabbits: Assessment of a predictive model based on multiparametric MRI
Abstract Purpose To establish and validate an optimal predictive model based on multiparametric MRI for staging liver fibr...
Integration of an RF coil and commercial field camera for ultrahigh‐field MRI
Integration of an RF coil and commercial field camera for ultrahigh‐field MRI
Abstract Purpose To develop an RF coil with an integrated commercial field camera for ultrahigh field (7T) neuroimaging. T...
Physiological effects of human body imaging with 300 mT/m gradients
Physiological effects of human body imaging with 300 mT/m gradients
Purpose The use of high-performance gradient systems (i.e., high gradient strength and/or high slew rate) for human MRI is...
Thermal variation in gradient response: measurement and modeling
Thermal variation in gradient response: measurement and modeling
Purpose Many aspects and imperfections of gradient dynamics in MRI have been successfully captured by linear time-invarian...
Hadamard‐encoded dual‐voxel SPECIAL: Short‐TE MRS acquired in two brain regions simultaneously using Hadamard encoding
Hadamard‐encoded dual‐voxel SPECIAL: Short‐TE MRS acquired in two brain regions simultaneously using Hadamard encoding
Purpose The spin-echo, full-intensity acquired localized (SPECIAL) sequence is a method for single-voxel, localized MRS in...
NeuroMix—A single‐scan brain exam
NeuroMix—A single‐scan brain exam
Abstract Purpose Implement a fast, motion-robust pulse sequence that acquires T1-weighted, T2-weighted, T2*-weighted, T2 f...
Characterization of the diffusion signal of breast tissues using multi‐exponential models
Characterization of the diffusion signal of breast tissues using multi‐exponential models
Purpose Restriction spectrum imaging (RSI) decomposes the diffusion-weighted MRI signal into separate components of known ...
Automated detection and reacquisition of motion‐degraded images in fetal HASTE imaging at 3 T
Automated detection and reacquisition of motion‐degraded images in fetal HASTE imaging at 3 T
Purpose Fetal brain Magnetic Resonance Imaging suffers from unpredictable and unconstrained fetal motion that causes sever...
Fast multi‐parametric imaging in abdomen by corrected dual‐flip angle sequence with interleaved echo acquisition
Fast multi‐parametric imaging in abdomen by corrected dual‐flip angle sequence with interleaved echo acquisition
Abstract Purpose To achieve simultaneous T1,w/proton density fat fraction (PDFF)/ mapping in abdomen within a single bread...
T2 quantification in brain using 3D fast spin‐echo imaging with long echo trains
T2 quantification in brain using 3D fast spin‐echo imaging with long echo trains
Abstract Purpose Three-dimensional fast spin-echo (FSE) sequences commonly use very long echo trains (>64 echoes) and s...
Three‐dimensional reduced field‐of‐view imaging (3D‐rFOVI)
Three‐dimensional reduced field‐of‐view imaging (3D‐rFOVI)
Abstract Purpose This study aimed at developing a 3D reduced field-of-view imaging (3D-rFOVI) technique using a 2D radiofr...
Characterization and correction of time‐varying eddy currents for diffusion MRI
Characterization and correction of time‐varying eddy currents for diffusion MRI
Purpose To develop and test a method for reducing artifacts due to time-varying eddy currents in oscillating gradient spin...
Echo planar imaging–induced errors in intracardiac 4D flow MRI quantification
Echo planar imaging–induced errors in intracardiac 4D flow MRI quantification
Purpose To assess errors associated with EPI-accelerated intracardiac 4D flow MRI (4DEPI) with EPI factor 5, compared with...
Genetic algorithm‐based optimization of pulse sequences
Genetic algorithm‐based optimization of pulse sequences
Purpose The performance of pulse sequences in vivo can be limited by fast relaxation rates, magnetic field inhomogeneity, ...
Spatially resolved free‐induction decay spectroscopy using a 3D ultra‐short echo time multi‐echo imaging sequence with systematic echo shifting and compensation of B0 field drifts
Spatially resolved free‐induction decay spectroscopy using a 3D ultra‐short echo time multi‐echo imaging sequence with systematic echo shifting and compensation of B0 field drifts
Purpose Biologically interesting signals can exhibit fast transverse relaxation and frequency shifts compared to free wate...
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