Spatial resolution in electrical impedance tomography: A topical review

V Chitturi, N Farrukh - Journal of Electrical Bioimpedance, 2017 - sciendo.com
Electrical impedance tomography (EIT) is a relatively new imaging technique. It has the
advantages of low cost, portability, noninvasiveness and is free from radiation effects. So far …

Analysis of immiscible liquid-liquid mixing in stirred tanks by Electrical Resistance Tomography

F Maluta, G Montante, A Paglianti - Chemical Engineering Science, 2020 - Elsevier
In this work, the dispersion of diesel fuel in water in a baffled tank stirred by a Rushton
turbine is investigated. The impeller speeds corresponding to the initial drawdown, the just …

RANS-based predictions of dense solid–liquid suspensions in turbulent stirred tanks

F Maluta, A Paglianti, G Montante - Chemical Engineering Research and …, 2019 - Elsevier
This work is aimed at investigating the impact of different meso-scale models and
constitutive equations for the RANS-based two-fluid model simulations of a turbulent solid …

Dual-modality 4-terminal electrical capacitance and resistance tomography for multiphase flow monitoring

MA Rodriguez-Frias, W Yang - IEEE Sensors Journal, 2019 - ieeexplore.ieee.org
Electrical capacitance tomography (ECT) and electrical resistance tomography (ERT) have
been successfully developed to visualise dielectric and conductive distributions respectively …

Fringing field impedance sensor for hydration monitoring and setting time determination of concrete material

KJ Akram, A Ahmed, T Islam - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This paper deals with the development of a simple, low-cost, fringing field impedance sensor
suitable for early age hydration monitoring and setting time determination of hydraulic …

Gas–liquid flow of sub-millimeter bubbles at low void fractions: Experimental study of bubble size distribution and void fraction

SP Evgenidis, TD Karapantsios - International Journal of Heat and Fluid …, 2018 - Elsevier
This work studies gas–liquid flow of small bubbles (< 1 mm) at low void fractions (< 10− 1)
that is encountered in human bloodstream during Decompression Sickness and is also …

Electrical resistance tomography with voltage excitation

MAR Frias, W Yang - 2016 IEEE International Instrumentation …, 2016 - ieeexplore.ieee.org
Electrical Resistance Tomography (ERT) has been widely accepted as a useful tool to
visualize conductivity distributions. Traditional ERT systems use a scheme with current …

An Approximate Point-Spread Function for Electrical Impedance Tomography Imaging

HN Huynh, QTN Diep, AT Tran, CTS Ching… - IEEE Access, 2024 - ieeexplore.ieee.org
In Electrical Impedance Tomography, the ill-posed nature of the inverse problem and the
interaction between the electric current and objects cause poor spatial resolution and …

Sensor design for four-electrode electrical resistance tomography with voltage excitation

MA Rodriguez-Frias, W Yang - IEEE Sensors Journal, 2019 - ieeexplore.ieee.org
Electrical resistance tomography (ERT) is used to image conductivity distributions. Most
existing ERT systems are based on a current-excitation and voltage-detection to measure …

[PDF][PDF] A Novel Numerical Technique to Enhance the Spatial Resolution of Electrical Impedance Tomography Systems

V Chitturi, FH Nagi - International Journal of Applied Engineering …, 2015 - researchgate.net
Electrical impedance tomography (EIT) has shown significant results as a functional imaging
tool. However, it is not yet fully suitable for anatomical imaging because of its poor spatial …