Results 71 to 80 of about 20,987 (223)

Amperometric Determination of Folic Acid at Multi-Walled Carbon Nanotube-Polyvinyl Sulfonic Acid Composite Film Modified Glassy Carbon Electrode

open access: yesInternational Journal of Electrochemical Science, 2011
We investigated the electrochemical reduction behavior of folic acid (FA) at multi-walled carbon nanotube-polyvinylsulfonate (MWCNT-PVS) composite film modified glassy carbon electrode (GCE) using cyclic voltammetry (CV).
Binesh Unnikrishnan   +2 more
doaj   +1 more source

Influence of the gold nanoparticles electrodeposition method on Hg(II) trace electrochemical detection [PDF]

open access: yes, 2012
Gold nanoparticles (AuNPs) were deposited on Glassy Carbon (GC) substrate by using three electrochemical techniques: Cyclic Voltammetry (CV), Chronoamperometry (CA) and Potentiostatic Double-Pulse (PDP).
Behra, Philippe   +5 more
core   +2 more sources

Palladium Particles Based Nano Films; Electrochemical Fabrication, Characterization and Applications

open access: yesInternational Journal of Electrochemical Science, 2011
Palladium nanoparticles based composite electrodes have been fabricated using polyaniline (PA) and nordihydroguaiaretic acid (NDGA). Two types of nano palladium composite films were electrochemically fabricated using electroactive polymer PA and ...
Soundappan Thiagarajan   +2 more
doaj   +1 more source

Experimental and theoretical characterization of microbial bioanodes formed in pulp and paper mill effluent in electrochemically controlled conditions [PDF]

open access: yes, 2013
Microbial bioanodes were formed in pulp and paper effluent on graphite plate electrodes under constant polarization at -0.3 V/SCE, without any addition of nutriment or substrate. The bioanodes were characterized in 3-electrode set-ups, in continuous mode,
Alain Bergel   +30 more
core   +2 more sources

A two-component polymeric optode membrane based on a multifunctional ionic liquid [PDF]

open access: yes, 2011
This work details the use of a 2-component optode membrane which is capable of generating three distinct colours in the presence of Cu2+ and Co2+ ions.
Byrne, Robert   +3 more
core   +1 more source

Integration of miniature, ultrasensitive chemical sensors in microfluidic devices [PDF]

open access: yes, 2009
Simple construction, good detection limit1, very low power demand, and simple experimental setup coupled with miniaturization opportunities arising from solid-state format makes ISEs an excellent prospect for integration in autonomous sensing devices and
Anastasova, Salzitsa   +5 more
core  

Electrochemistry and application of a novel monosubstituted squarate electron-transfer mediator in a glucose oxidase-doped poly(phenol) sensor [PDF]

open access: yes, 2004
Electrosynthetic poly(phenol) nanofilms were deposited in situ on platinum electrodes in the presence and absence of glucose oxidase. The synthesis charges and currents of the nonconducting polymer films were recorded at various applied potentials for ...
Hall, Lincoln A.   +6 more
core   +1 more source

Metal Organic Framework‐Modified Carbon Fiber Microelectrodes for Enhanced Neurochemical Detection

open access: yesChemElectroChem, Volume 13, Issue 8, 15 April 2026.
In this work, we modified carbon fiber microelectrodes (CFMEs) with the iron‐based metal organic framework MIL‐88B(Fe) and examined their performance using fast scan cyclic voltammetry (FSCV). The modification enhanced the dopamine signal at low concentrations and enabled consistent nanomolar detection, while maintaining clear peak separation in ...
Teflah Alshammari   +4 more
wiley   +1 more source

Sensitive electrochemical assays of DNA structure [PDF]

open access: yes, 2009
Electrochemical methods have been used to study the structure and function of nucleic acids for more than 50 years. These approaches complement other experimental techniques, which we illustrate by using examples from studies of processes involved in the
Bowater, RP   +3 more
core  

Catalase-based modified graphite electrode for hydrogen peroxide detection in different beverages [PDF]

open access: yes, 2016
A catalase-based (NAF/MWCNTs) nanocomposite film modified glassy carbon electrode for hydrogen peroxide (H2O2) detection was developed. The developed biosensor was characterized in terms of its bioelectrochemical properties.
ANTIOCHIA, RICCARDA   +5 more
core   +4 more sources

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