Results 11 to 20 of about 6,970,357 (236)

Non-destructive characterisation of structural ceramics using impedance spectroscopy [PDF]

open access: yes, 2001
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The aim of this project was to explore the potential applications of impedance spectroscopy (IS) in the non-destructive characterisation of structural ...
Wang, Xin
core   +7 more sources

A novel technique for evaluating the degradation of engine components non-destructively [PDF]

open access: yes, 2002
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.Impedance spectroscopy (IS) was used to evaluate the microstructural changes of a thermally-grown oxide (TGO) layer on a nickel-based superalloy or bond ...
Ali, Md Shawkat
core   +7 more sources

Pseudomonas aeruginosa can be detected in a polymicrobial competition model using impedance spectroscopy with a novel biosensor [PDF]

open access: yes, 2014
Electrochemical Impedance Spectroscopy (EIS) is a powerful technique that can be used to elicit information about an electrode interface. In this article, we highlight six principal processes by which the presence of microorganisms can affect impedance ...
Tucker, Nicholas P   +10 more
core   +5 more sources

Design of using chamber system based on electrical impedance spectroscopy (EIS) to measure epithelial tissue

open access: yesSensing and Bio-Sensing Research, 2020
This work aims to propose a Ussing chamber system based on electrical impedance spectroscopy (EIS) for measuring impedance in epithelial tissues. The proposed method is composed of two functional parts: Ussing chambers (UC) where the tissue under test is
Paulo C. Calvo   +4 more
doaj   +1 more source

HT-29 Colon Cancer Cell Electromanipulation and Assessment Based on Their Electrical Properties

open access: yesMicromachines, 2022
This study proposes a feasible approach for the rapid, sensitive, and label-free identification of cancerous cells based on dielectrophoretic (DEP) manipulation and electrical characterization.
Marius Andrei Olariu   +8 more
doaj   +1 more source

Structural, diffuse reflectance spectroscopy and dielectric relaxation properties of zirconium (IV) dioxide

open access: yesJournal of Materials Research and Technology, 2021
Structural, diffuse reflectance spectroscopy, dielectric relaxation processes and electrical conduction mechanism of zirconium (IV) dioxide were investigated.
T. Altalhi   +7 more
doaj   +1 more source

Electrical impedance spectroscopy (EIS) for biological analysis and food characterization: a review [PDF]

open access: yesJournal of Sensors and Sensor Systems, 2017
Electrical impedance spectroscopy (EIS), in which a sinusoidal test voltage or current is applied to the sample under test to measure its impedance over a suitable frequency range, is a powerful technique to investigate the electrical properties of a ...
M. Grossi, B. Riccò
doaj   +1 more source

Investigation of Formation and Dissociation Processes of Tetrahydrofuran Hydrate Based on Electrochemical Impedance Spectroscopy

open access: yesYankuang ceshi, 2015
The electrical properties of hydrous sediments are extremely complex and affected by many factors. The widely used resistivity parameter is unable to characterize the electrical properties of hydrous sediments fully.
XING Lan-chang   +2 more
doaj   +1 more source

The comparison of measured impedance of the bladder tissue with the computational modeling results [PDF]

open access: yesJournal of Analytical Research in Clinical Medicine, 2015
Introduction: The electrical impedance spectroscopy technique can be used to measure the electrical impedance of the human bladder tissue, for differentiating pathological changes in the urothelium.
ahmad keshtkar, Seyed Kazem Madaen
doaj   +1 more source

On-Chip Temperature Compensation for Thermal Impedance Sensors

open access: yesProceedings, 2018
Electrical impedance spectroscopy is a widespread characterization method for solids or fluids in industrial applications. We here report on its thermal equivalent, the “thermal impedance spectroscopy”, improved by using a temperature compensation method
Martin Jaegle   +7 more
doaj   +1 more source

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