Electric properties tomography: Biochemical, physical and technical background, evaluation and clinical applications

U Katscher, CAT van den Berg - NMR in Biomedicine, 2017 - Wiley Online Library
Electric properties tomography (EPT) derives the patient's electric properties, ie conductivity
and permittivity, using standard magnetic resonance (MR) systems and standard MR …

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) …

Gradient‐based electrical conductivity imaging using MR phase

N Gurler, YZ Ider - Magnetic resonance in medicine, 2017 - Wiley Online Library
Purpose To develop a fast, practically applicable, and boundary artifact free electrical
conductivity imaging method that does not use transceive phase assumption, and that is …

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 …

B1 mapping for bias‐correction in quantitative T1 imaging of the brain at 3T using standard pulse sequences

M Boudreau, CL Tardif, N Stikov… - Journal of magnetic …, 2017 - Wiley Online Library
Purpose B1 mapping is important for many quantitative imaging protocols, particularly those
that include whole‐brain T1 mapping using the variable flip angle (VFA) technique …

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 …

Opening a new window on MR-based electrical properties tomography with deep learning

S Mandija, EF Meliadò, NRF Huttinga, PR Luijten… - Scientific reports, 2019 - nature.com
In the radiofrequency (RF) range, the electrical properties of tissues (EPs: conductivity and
permittivity) are modulated by the ionic and water content, which change for pathological …

Low-Frequency Conductivity Tensor Imaging of the Human Head In Vivo Using DT-MREIT: First Study

M Chauhan, A Indahlastari… - IEEE transactions on …, 2017 - ieeexplore.ieee.org
We present the first in vivo images of anisotropic conductivity distribution in the human head,
measured at a frequency of approximately 10 Hz. We used magnetic resonance electrical …