Results 61 to 70 of about 41,259 (160)

Triethylphosphite as a network forming agent enhances in-vitro biocompatibility and corrosion protection of hybrid organic-inorganic sol-gel coatings for Ti6Al4V alloys [PDF]

open access: yes, 2014
The biocompatibility and life of metallic implants can be enhanced through improving the biocompatibility and corrosion protection characteristics of the coatings used with these materials.
Barranco, V   +5 more
core   +3 more sources

Polymeric foams as the matrix of voltammetric sensors for the detection of catechol, hydroquinone, and their mixtures [PDF]

open access: yes, 2018
Producción CientíficaPorous electrodes based on polymethylmethacrylate and graphite foams (PMMA_G_F) have been developed and characterized. Such devices have been successfully used as voltammetric sensors to analyze catechol, hydroquinone, and their ...
Fernández Blanco, C.   +4 more
core   +1 more source

Olfactory receptors for a smell sensor: A comparative study of the electrical responses of rat I7 and human 17-40

open access: yes, 2011
In this paper we explore relevant electrical properties of two olfactory receptors (ORs), one from rat OR I7 and the other from human OR 17-40, which are of interest for the realization of smell nanobiosensors.
Alfinito, E.   +2 more
core   +1 more source

Characterization of oxidative stress in Leishmaniasis-infected or LPS-stimulated macrophages using electrochemical impedance spectroscopy [PDF]

open access: yes, 2010
The physiological changes caused by external stimuli can be employed as parameters to study pathogen infection in cells and the effect of drugs. Among analytical methods, impedance is potentially useful to give insight into cellular behavior by studying ...
Coste, Agnès   +5 more
core   +2 more sources

Nondestructive Evaluation of Wet Aged Beef by Novel Electrical Indexes: A Preliminary Study

open access: yesFoods, 2019
The aim of this study was to investigate the suitability of electrical impedance spectroscopy (EIS) as a nondestructive quality monitoring tool of aged beef, focusing on the development of accurate electrical indexes.
Shinobu Ihara   +5 more
doaj   +1 more source

A microfluidics-integrated impedance/surface acoustic resonance tandem sensor

open access: yesSensing and Bio-Sensing Research, 2019
We demonstrate a dual sensor concept for lab-on-a-chip in-liquid sensing through integration of surface acoustic wave resonance (SAR) sensing with electrochemical impedance spectroscopy (EIS) in a single device.
Kiryl Kustanovich   +4 more
doaj   +1 more source

A 32-by-32 CMOS microelectrode array for capacitive biosensing and impedance spectroscopy [PDF]

open access: yes, 2017
This paper presents the design of a 1024-channel dual-modality CMOS biosensor suitable for both capacitive sensing and impedance spectroscopy. The chip serves as a platform for detection, localization and monitoring of bacteria and can be adopted for ...
Demosthenous, A, Valente, V
core   +1 more source

Exploring faradaic and non-faradaic electrochemical impedance spectroscopy approaches in Parkinson's disease diagnosis

open access: yesHeliyon
Parkinson's disease is a neurodegenerative condition defined by the progressive death of dopaminergic neurons in the brain. The diagnosis of Parkinson's disease often uses time-consuming clinical evaluations and subjective assessments.
Hussaini Adam   +5 more
doaj   +1 more source

Determination of Donepezil HCl Release from Electrospun Fiber by Electrochemical Impedance Spectroscopy

open access: yesInternational Journal of Electrochemical Science, 2016
Electrospun fibers of polyurethane [PU] and [PU/HPC] with or without drug loaded were successfully fabricated by electrospinning technique. The structures of the PU/ hydroxypropyl cellulose (HPC) electrospun fiber loaded with Donepezil (DP) were ...
Asli Gencturk, A. Sezai Sarac
doaj   +1 more source

Studies on Pitting Corrosion of Al-Cu-Li Alloys Part III: Passivation Kinetics of AA2098-T851 Based on the Point Defect Model. [PDF]

open access: yes, 2019
In this paper, the passivation kinetics of AA2098-T851 was investigated by a fundamental theoretical interpretation of experimental results based on the mixed potential model (MPM).
Ghanbari, Elmira   +3 more
core   +2 more sources

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