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) …

Variation in reported human head tissue electrical conductivity values

H McCann, G Pisano, L Beltrachini - Brain topography, 2019 - Springer
Electromagnetic source characterisation requires accurate volume conductor models
representing head geometry and the electrical conductivity field. Head tissue conductivity is …

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 …

Convection-reaction equation based magnetic resonance electrical properties tomography (cr-MREPT)

FS Hafalir, OF Oran, N Gurler… - IEEE transactions on …, 2014 - ieeexplore.ieee.org
Images of electrical conductivity and permittivity of tissues may be used for diagnostic
purposes as well as for estimating local specific absorption rate distributions. Magnetic …

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 …