Results 11 to 20 of about 6,977,112 (183)

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

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

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

Electrochemical Impedance Spectroscopy (EIS) Based Label-Free Immunosensors [PDF]

open access: yes, 2022
Electrochemical Impedance Spectroscopy (EIS) is a surface sensitive technique which examines the impedance of an electrochemical cell over a range of frequencies.
Caoimhe, Robinson   +2 more
core   +1 more source

Noninvasive Solution for Electrochemical Impedance Spectroscopy on Metallic Works of Art [PDF]

open access: yes, 2012
Metallic works of art of cultural relevance are continuously subjected to corrosion as the environment becomes increasingly polluted. A fast and simple method to in situ assess the conservation conditions is therefore required.
Parvis, Marco   +5 more
core   +1 more source

Rapid culture-based detection of living mycobacteria using microchannel electrical impedance spectroscopy (m-EIS) [PDF]

open access: yesBiological Research, 2017
Multiple techniques exist for detecting Mycobacteria, each having its own advantages and drawbacks. Among them, automated culture-based systems like the BACTEC-MGIT™ are popular because they are inexpensive, reliable and highly accurate. However, they have a relatively long "time-to-detection" (TTD). Hence, a method that retains the reliability and low-
Kargupta, Roli   +6 more
openaire   +4 more sources

High-power CMOS current driver with accurate transconductance for electrical impedance tomography [PDF]

open access: yes, 2014
Current drivers are fundamental circuits in bioimpedance measurements including electrical impedance tomography (EIT). In the case of EIT, the current driver is required to have a large output impedance to guarantee high current accuracy over a wide ...
Demosthenous, A   +7 more
core   +1 more source

Use of metallic nanoparticles for characterization of muscle tissue by electrical impedance spectroscopy (EIS)

open access: yesECORFAN Journal-Democratic Republic of Congo, 2019
Objectives. The electrical impedance spectroscopy (EIS) is relatively new technique used in medicine. The main problems that should be solved are its low resolution and that it fails to distinguish between tissue types, so some kind of the contrast should be applied.
Gustavo Moreno González-Teran   +3 more
openaire   +1 more source

High‐Resolution Corrosion Fingerprinting of Alloy Libraries via Microdroplet Spectroelectrochemistry

open access: yesAdvanced Engineering Materials, EarlyView.
Ionic‐liquid microdroplet spectroelectrochemistry enables stable, localized electrochemical measurements over extended timescales. By coupling impedance spectroscopy, wetting analysis, finite‐element simulations, and operando Raman spectroscopy, it disentangles geometrical and electrochemical effects, opening new opportunities for rapid corrosion ...
Ekaterina Kurchavova   +3 more
wiley   +1 more source

Study of Epithelial Cells on Polypyrrole based Conducting Polymers using Electrochemical Impedance Spectroscopy [PDF]

open access: yes, 2005
PhDPolypyrrole (PPy) is a conjugated polymer that displays special electronic properties including conductivity. It may be electrogenerated with the incorporation of any anionic species including negatively charged biological molecules such as proteins
Ateh, Davidson Day
core   +4 more sources

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