Parallel transmission for ultrahigh‐field imaging

F Padormo, A Beqiri, JV Hajnal, SJ Malik - NMR in Biomedicine, 2016 - Wiley Online Library
The development of MRI systems operating at or above 7 T has provided researchers with a
new window into the human body, yielding improved imaging speed, resolution and signal …

Electrical Properties Tomography Based on Maps in MRI: Principles, Applications, and Challenges

J Liu, Y Wang, U Katscher, B He - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
Objective: The purpose is to provide a comprehensive review of the electrical properties
tomography (EPT) technique, which was introduced to image the electrical properties (EPs) …

CSI-EPT: A contrast source inversion approach for improved MRI-based electric properties tomography

E Balidemaj, CAT van den Berg, J Trinks… - IEEE transactions on …, 2015 - ieeexplore.ieee.org
Electric properties tomography (EPT) is an imaging modality to reconstruct the electric
conductivity and permittivity inside the human body based on B 1+ maps acquired by a …

Gradient‐based electrical properties tomography (g EPT): A robust method for mapping electrical properties of biological tissues in vivo using magnetic resonance …

J Liu, X Zhang, S Schmitter… - Magnetic resonance …, 2015 - Wiley Online Library
Purpose To develop high‐resolution electrical properties tomography (EPT) methods and
investigate a gradient‐based EPT (gEPT) approach that aims to reconstruct the electrical …

Magnetic-resonance-based electrical properties tomography: a review

X Zhang, J Liu, B He - IEEE reviews in biomedical engineering, 2014 - ieeexplore.ieee.org
Frequency-dependent electrical properties (EPs; conductivity and permittivity) of biological
tissues provide important diagnostic information (eg, tumor characterization), and also play …

Error analysis of helmholtz‐based MR‐electrical properties tomography

S Mandija, A Sbrizzi, U Katscher… - Magnetic resonance …, 2018 - Wiley Online Library
Purpose MR electrical properties tomography (MR‐EPT) aims to measure tissue electrical
properties by computing spatial derivatives of measured data. This computation is very …

Electrical properties tomography: A methodological review

R Leijsen, W Brink, C van den Berg, A Webb, R Remis - Diagnostics, 2021 - mdpi.com
Electrical properties tomography (EPT) is an imaging method that uses a magnetic
resonance (MR) system to non-invasively determine the spatial distribution of the …

Electrical conductivity and permittivity maps of brain tissues derived from water content based on T1‐weighted acquisition

E Michel, D Hernandez, SY Lee - Magnetic resonance in …, 2017 - Wiley Online Library
Purpose To develop an electrical properties tomography (EPT) technique that can provide in
vivo electrical conductivity and permittivity images of biological tissue without performing …

Deep learning‐based local SAR prediction using B1 maps and structural MRI of the head for parallel transmission at 7 T

S Gokyar, C Zhao, SJ Ma… - Magnetic Resonance in …, 2023 - Wiley Online Library
Purpose To predict subject‐specific local specific absorption rate (SAR) distributions of the
human head for parallel transmission (pTx) systems at 7 T. Theory and methods …

Data‐driven electrical conductivity brain imaging using 3 T MRI

KJ Jung, S Mandija, C Cui, JH Kim… - Human Brain …, 2023 - Wiley Online Library
Magnetic resonance electrical properties tomography (MR‐EPT) is a non‐invasive
measurement technique that derives the electrical properties (EPs, eg, conductivity or …