Results 21 to 30 of about 41,259 (160)

Cancer detection based on electrical impedance spectroscopy: A clinical study

Journal of Electrical Bioimpedance, 2018
An electrical Impedance based tool is designed and developed to aid physicians performing clinical exams focusing on cancer detection. Current research envisions improvement in sensor-based measurement technology to differentiate malignant and benign ...
Moqadam Sepideh Mohammadi, Grewal Parvind Kaur, Haeri Zahra, Ingledew Paris Ann, Kohli Kirpal, Golnaraghi Farid   +5 more
doaj   +1 more source

Electrical Impedance Spectroscopy (EIS) characterization of saline solutions with a low-cost portable measurement system

Engineering Science and Technology, an International Journal, 2019
Electrical Impedance Spectroscopy (EIS), a powerful technique used for wide range of applications, is usually carried out by means of benchtop instrumentation (LCR meters and ìmpedance analyzers), not suited for in-the-field measurements performed ...
Marco Grossi, Carola Parolin, Beatrice Vitali, Bruno Riccò   +3 more
doaj   +1 more source

Coupled electronic and morphologic changes in graphene oxide upon electrochemical reduction [PDF]

, 2015
Peer ...
Angel Cuesta, Ernesto C. Pereira, Fernando C. Moraes, Luiz F. Gorup, Renato G. Freitas, Rodrigo Pereira   +5 more
core   +1 more source

Effect of ADC Resolution on Low-Frequency Electrical Time-Domain Impedance Spectroscopy

Metrology and Measurement Systems, 2017
In this paper, the effect of the resolution of an analogue-to-digital converter (ADC) on the accuracy of timedomain low-frequency electrical impedance spectroscopy is examined.
Namin Reyhaneh L., Ashtiani Shahin J.
doaj   +1 more source

Corrosion of Carbon Steel in Artificial Geothermal Brine: Influence of Carbon Dioxide at 70 °C and 150 °C [PDF]

, 2019
This study focuses on the corrosion mechanism of carbon steel exposed to an artificial geothermal brine influenced by carbon dioxide (CO2) gas. The tested brine simulates a geothermal source in Sibayak, Indonesia, containing 1500 mg/L of Cl−, 20 mg/L of ...
Aristia, Gabriela, Bäßler, Ralph, Hoa, Le Quynh   +2 more
core   +1 more source

Label-Free, Highly Sensitive Electrochemical Aptasensors Using Polymer-Modified Reduced Graphene Oxide for Cardiac Biomarker Detection [PDF]

, 2020
Acute myocardial infarction (AMI), also recognized as a ???heart attack,??? is one leading cause of death globally, and cardiac myoglobin (cMb), an important cardiac biomarker, is used for the early assessment of AMI.
Bhardwaj, Jyoti, Jang, Jaesung, Sharma, Abhinav   +2 more
core   +1 more source

Effects of lead exposure on blood electrical impedance spectroscopy of mice

BioMedical Engineering OnLine, 2021
Background Lead is a nonessential heavy metal, which can inhibit heme synthesis and has significant cytotoxic effects. Nevertheless, its effect on the electrical properties of red blood cells (RBCs) remains unclear.
Binying Yang, Jia Xu, Shao Hu, Boning You, Qing Ma   +4 more
doaj   +1 more source

Electrochemical Impedance as an Assessment Tool for the Investigation of the Physical and Mechanical Properties of Graphene-Based Cementitious Nanocomposites

Nanomaterials, 2023
This investigation explores the potential of electrochemical impedance spectroscopy (EIS) in evaluating graphene-based cementitious nanocomposites, focusing on their physical and structural properties, i.e., electrical resistivity, porosity, and fracture
Eirini Tziviloglou, Zoi S. Metaxa, George Maistros, Stavros K. Kourkoulis, Dionysios S. Karousos, Evangelos P. Favvas, Nikolaos D. Alexopoulos   +6 more
doaj   +1 more source

Optimized Perovskite Electrocatalyst for Bifunctional Air Electrode by Impedance Spectroscopy Analysis

International Journal of Electrochemical Science, 2014
Pervoskite La0.6Ca0.4CoO3 is a promising cathode catalyst for the application in metal-air batteries as it shows good stability during cycling. However, its poor electrical conductivity increases the polarization loss and low specific surface area ...
Shuxin Zhuang, Houan Zhang, Suqin Liu, Feiyue Tu, Wenxian Zhang, Chunzhao Zhao   +5 more
doaj   +1 more source

Study on the Electrical Conduction Mechanism of Unipolar Resistive Switching Prussian White Thin Films

Nanomaterials, 2022
The electrical conduction mechanism of resistive switching Prussian white (PW) thin films obtained by the electrodeposition method was examined by AC impedance spectroscopy and DC current–voltage measurements.
Lindiomar B. Avila, Pablo C. Serrano Arambulo, Adriana Dantas, Edy E. Cuevas-Arizaca, Dinesh Kumar, Christian K. Müller   +5 more
doaj   +1 more source