Results 11 to 20 of about 27,499 (260)

The efficiency of graphene-cysteine nanocomposites to stabilize the enzyme glucose oxidase in the carbon electrode [PDF]

open access: yesشیمی کاربردی روز, 2016
In recent years, many efforts have been done to provide biological platforms for enzyme immobilization, biotechnology applications and biosensor developments. One of these platforms is cysteine amino acid.
هدیه ناصری‌مقدم   +1 more
doaj   +1 more source

One-dimensionality in glassy carbon [PDF]

open access: yesPhysical Review B, 1983
A negative ${T}^{\ensuremath{-}\frac{1}{2}}$ dependence of a component of the electrical conductivity, indicative of one-dimensional transport, was found in glassy carbon heat treated at temperatures less than 2200\ifmmode^\circ\else\textdegree\fi{}C. The microstructure, as examined in lattice images in the transmission electron microscope, the Porod ...
Baker, D.F., Bragg, R.H.
openaire   +3 more sources

Electrochemical and microstructural characterization of platinum supported on glassy carbon [PDF]

open access: yesHemijska Industrija, 2007
The effect of the electrochemical oxidation of glassy carbon on the deposition of platinum particles and the electrocatalytic activity of platinum supported on oxidized glassy carbon were studied for methanol oxidation in H2SO4 solution.
Terzić Sanja   +4 more
doaj   +1 more source

Electrochemical Behavior of Ambroxol and Its Determination in Pharmaceutical Dosage Forms on MWCNT/Nafion Modified Glassy Carbon Electrodes

open access: yesInternational Journal of Electrochemical Science, 2012
The electrochemical behavior of ambroxol was investigated on MWCNT/Nafion modified glassy carbon electrodes. In cyclic voltammetry, the compound showed an irreversible oxidation peak.
Yuanzhe Piao
doaj   +1 more source

Glassy Carbon Coating Deposited on Hybrid Structure of Composite Materials

open access: yesArchives of Metallurgy and Materials, 2016
This paper presents a method of production metal matrix composites with aluminum oxide foam covered by glassy carbon layer used as reinforcement. The glassy carbon coating was formed for decreasing of friction coefficient and reducing the wear.
Posmyk A., Myalski J., Hekner B.
doaj   +1 more source

Nickel Particles Dispersed into Poly (o-anisidine) and Poly (o-anisidine)/Multi-walled Carbon Nanotube Modified Glassy Carbon Electrodes for Electrocatalytic Oxidation of Methanol

open access: yesInternational Journal of Electrochemical Science, 2010
Poly (o-anisidine) (POA) and poly (o-anisidine) / multi-walled carbon nanotube (POA/MWCNT) films prepared upon glassy carbon electrode. Ni (II) is dispersed into POA and POA/MWCNT modified glassy carbon electrode by immersion of the modified electrode in
Jahan-Bakhsh Raoof   +2 more
doaj   +1 more source

Immobilization of DNA at Glassy Ccarbon Electrodes: A Critical Study of Adsorbed Layer

open access: yesSensors, 2005
In this work we present a critical study of the nucleic acid layer immobilized atglassy carbon electrodes. Different studies were performed in order to assess the nature of theinteraction between DNA and the electrode surface.
G. A. Rivas, M. L. Pedano
doaj   +1 more source

Application of Ni(II)-alumina composites for electrocatalytic reduction of 4-nitrophenol [PDF]

open access: yesScience of Sintering, 2020
Nickel-alumina composites with various content of nickel were synthetized by sol-gel method. The characterization of samples was performed by diffuse reflectance spectroscopy and electrochemical impedance spectroscopy using the Mott-Schottky ...
Novaković Tatjana   +4 more
doaj   +1 more source

Simple and Sensitive Electrochemical Determination of L-Tryptophan at Electrochemically Activated Glassy Carbon Electrode [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2023
Herein, we reported an Activated Glassy Carbon Electrode (AGCE) for the detection of L-tryptophan (Trp). AGCE was made by successive cyclic voltammetric potential scanning of glassy carbon electrode (GCE) from -1.5 V to 2.5 V in 0.1 M pH 7.0 phosphate ...
Abebe Diro   +3 more
doaj   +1 more source

Dithiooxamide Modified Glassy Carbon Electrode for the Studies of Non-Aqueous Media: Electrochemical Behaviors of Quercetin on the Electrode Surface

open access: yesSensors, 2012
Electrochemical oxidation of quercetin, as an important biological molecule, has been studied in non-aqueous media using cyclic voltammetry, electrochemical impedance spectroscopy and scanning electron microscopy.
Ecir Yılmaz   +2 more
doaj   +1 more source

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