Results 21 to 30 of about 54,095 (295)

Carbon Nanotube-Pt Nanoparticle and Nickel(II) Complex‐Modified Carbon Paste Electrode: A New Sensor for Formaldehyde Determination [PDF]

open access: yesNanochemistry Research
In this paper, a novel electrochemical electrode for formaldehyde (HCHO) determination based on its electrocatalytic oxidation on carbon nanotube (CNT)-Pt nanoparticle (PtNPs)- bis[5-((4-ndodecyloxyphenyl)azo)-N-(4-noctoxyphenyl) salicylaldiminato]nickel(
Azadeh Azadbakht, Amir Reza Abbasi
doaj   +1 more source

DNA sensing by electrocatalysis with hemoglobin [PDF]

open access: yes, 2012
Electrocatalysis offers a means of electrochemical signal amplification, yet in DNA-based sensors, electrocatalysis has required high-density DNA films and strict assembly and passivation conditions.
Barton, Jacqueline K.   +2 more
core   +2 more sources

Electrocatalytic oxidation of cyanide on copper-doped cobalt oxide electrodes [PDF]

open access: yesApplied Catalysis B: Environmental, 2017
[EN] Copper and copper oxides are well-known excellent catalysts in several chemical processes, but their low mechanical and electrochemical stability restrict their direct utilization as electrodes in electrolytic processes. In this work, the incorporation of copper into cobalt oxide (CuxCo3-xO4) is presented as an excellent approach to obtain highly ...
Berenguer Betrián, Raúl   +3 more
openaire   +3 more sources

Electrodeposition of Nickel Nanoparticles Modified Glassy Carbon Electrode for Nonenzymatic Glucose Biosensing

open access: yesInternational Journal of Electrochemical Science, 2015
We report the electrocatalytic activity of nickel nanoparticles (NPs) modified glassy carbon electrode (GCE), prepared by potentiostatic electrodeposition, toward glucose electro-oxidation in alkaline medium.
Honghui Guo   +3 more
doaj   +1 more source

Ni@C Microspheres as Efficient catalyst for Urea Electro-oxidation

open access: yesInternational Journal of Electrochemical Science, 2021
Urea is able to be used as a useful fuel in the direct urea fuel cell. Novel structure and morphology is essential to improve the catalytic performance of catalysts for urea electro-oxidation. Preparation of Ni@C microspheres with Ni-btc (btc=benzene-1,3,
Ran Xu, Jingyi Huang, Yuming Zhou
doaj   +1 more source

Metal-Free Dihydrogen Oxidation by a Borenium Cation:A Combined Electrochemical/Frustrated Lewis Pair Approach [PDF]

open access: yes, 2014
In order to use H2 as a clean source of electricity, prohibitively rare and expensive precious metal electrocatalysts, such as Pt, are often used to overcome the large oxidative voltage required to convert H2 into 2 H+ and 2 e−. Herein, we report a metal-
Bard   +15 more
core   +1 more source

Size-controlled Electrocatalysis of Glucose Oxidation in an Alkaline Solution at AuNPS Electrodeposited onto Glassy Carbon Electrodes

open access: yesInternational Journal of Electrochemical Science, 2013
The cyclic voltammetric investigation of the electrocatalytic oxidation of glucose in a (5 mM glucose + 0.1 M NaOH) solution has been conducted at Au nanoparticle-modified glassy carbon electrodes.
Sami B.E.N. AOUN
doaj   +1 more source

Iridium‐based electrocatalysts toward sustainable energy conversion

open access: yesEcoMat, 2022
Electrocatalysis is an important branch in electrochemistry and also has a significant position in energy storage/conversion. Iridium (Ir)‐based electrocatalysts show promise because of the inherent redox property. Considering the abundance and expensive
Bo Huang, Yulong Zhao
doaj   +1 more source

Manganese-containing mixed oxide electrodes as anode materials for degradation of model organic pollutants [PDF]

open access: yes, 2017
Mixed oxide thin film electrodes have been prepared by thermal decomposition from alcoholic solution on Pt substrate. In particular, three different anodes have been obtained by co-deposition of Ru (Ruthenium) and Mn (Manganese) oxides, Ru, Mn and Cu ...
Montanaro, Daniele   +3 more
core   +1 more source

Electrical and catalytic properties of some oxides with the fluorite or pyrochlore structure: Part 1: Synthesis, characterization and conductivity [PDF]

open access: yes, 1984
In view of their possible use as electrocatalysts, several oxides with the fluorite or pyrochlore structure were investigated. Part I of this paper deals with the synthesis, characterization and electrical conductivity of these materials.
Bosch, H.   +6 more
core   +2 more sources

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