Results 1 to 10 of about 2,087,361 (342)

Selective electrochemical determination of dopamine using Thioglycolic acid modified gold electrode

open access: yesScientific African, 2023
This study was aimed to investigate the selective electrochemical determination for dopamine based on thioglyolic acid-modified gold electrode. Negatively charged Au electrode surface was created by making Thioglycolic acid film through thiol functional ...
Yideneku Feye   +3 more
doaj   +1 more source

Multiplexed DNA-Modified Electrodes [PDF]

open access: yesJournal of the American Chemical Society, 2010
We report the use of silicon chips with 16 DNA-modified electrodes (DME chips) utilizing DNA-mediated charge transport for multiplexed detection of DNA and DNA-binding protein targets. Four DNA sequences were simultaneously distinguished on a single DME chip with 4-fold redundancy, including one incorporating a single base mismatch.
Slinker, Jason D.   +3 more
openaire   +3 more sources

Surface‐modified electrodes (SME) [PDF]

open access: yesRecueil des Travaux Chimiques des Pays-Bas, 1984
AbstractThis review deals with the literature (covered up to August 1983), the characterization and the applications of Surface‐Modified Electrodes (SME). As a special class of SME's, the Enzyme‐Modified Electrode (EME) is introduced.Three types of modification procedures are distinguished; i.e.
Schreurs, J.P.G.M., Barendrecht, E.
openaire   +2 more sources

Two-Dimensional Copper/Nickel Metal–Organic Framework Nanosheets for Non-Enzymatic Electrochemical Glucose Detection

open access: yesMicromachines, 2023
Metal–organic frameworks (MOFs) have broad potential applications in electrochemical glucose detection. Herein, a green ultrasonic synthesis process is presented for preparing two-dimensional (2D) copper–nickel metal–organic framework nanosheets (CuNi ...
Zhou Yao   +4 more
doaj   +1 more source

Biosensing Approach for Glutathione Detection Using Glutathione Reductase (GR) With Multi-Walled Carbon Nanotubes on Gold Electrode

open access: yesInternational Journal of Electrochemical Science, 2011
MWCNTs/GR modified electrode which contains multi-walled carbon nanotubes (MWCNTs) and glutathione reductase (GR) has been synthesized on gold electrode. The presence of MWCNTs enhances the surface coverage concentration (Γ) and stability.
Ying Li, Shin-Ying Yang, Shen-Ming Chen
doaj   +1 more source

Cobalt Phthalocyanine Modified Electrodes Utilised in Electroanalysis: Nano-Structured Modified Electrodes vs. Bulk Modified Screen-Printed Electrodes [PDF]

open access: yesSensors, 2014
Cobalt phthalocyanine (CoPC) compounds have been reported to provide electrocatalytic performances towards a substantial number of analytes. In these configurations, electrodes are typically constructed via drop casting the CoPC onto a supporting electrode substrate, while in other cases the CoPC complex is incorporated within the ink of a screen ...
Christopher W. Foster   +3 more
openaire   +5 more sources

Electrochemical Studies of Dopamine and Epinephrine at a Poly (Tannic Acid) Modified Carbon Paste Electrode: A Cyclic Voltammetric Study

open access: yesInternational Journal of Electrochemical Science, 2010
A carbon paste electrode (CPE) modified with poly (tannic acid) was used for the sensitive voltammetric determination of dopamine (DA) and epinephrine (EP).
J.G. Manjunatha   +5 more
doaj   +1 more source

Nanoparticle-modified electrodes

open access: yesPhysical Chemistry Chemical Physics, 2010
The behaviour of nanoparticle-modified electrodes is compared and contrasted with that of conventional unmodified macroelectrodes.
Belding, SR   +3 more
openaire   +3 more sources

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