Results 21 to 30 of about 5,671 (212)

Dataset on fabrication of an improved L-lactate biosensor based on lactate oxidase/cMWCNT/CuNPs/PANI modified PG electrode

open access: yesData in Brief, 2018
The data shown in this article are based on the original research article entitled “An improved amperometric L-lactate biosensor based on covalent immobilization of microbial lactate oxidase onto carboxylated multiwalled carbon nanotubes/copper ...
Kusum Dagar, C.S. Pundir
doaj   +1 more source

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

Electrochemical Detection of Dihydroxybenzene Isomers at a Pencil Graphite Based Electrode

open access: yesACS Omega, 2022
In this work, an HB pencil electrode (HBPE) was electrochemically modified by amino acids (AAs) glycine (GLY) and aspartic acid (ASA) and designated as GLY-HB and ASA-HB electrodes. They were used in the detection of dihydroxybenzene isomers (DHBIs) such as hydroquinone (HQ), catechol (CC), and resorcinol (RS), by cyclic voltammetry (CV), and by ...
Md. Muzahedul I. Khan   +4 more
openaire   +2 more sources

Review on carbon-derived, solid-state, micro and nano sensors for electrochemical sensing applications [PDF]

open access: yes, 2009
The aim of this review is to summarize the most relevant contributions in the development of electrochemical sensors based on carbon materials in the recent years.
Davidson, Jimmy L.   +4 more
core   +1 more source

Electrocatalytic hydrogen production on a modified pencil graphite electrode

open access: yesInternational Journal of Hydrogen Energy, 2017
Abstract The development of Polyaniline (PAni)-Chitosan (Chi) and PAni-Chi/Au conducting composite films coated on pencil graphite and used as electrocatalysts for hydrogen production from water is discussed in this study for the first time. The obtained PAni-Chi composite films and PAni-Chi/Au nanostructured composite films were characterized by ...
Kayan, Didem Balun   +3 more
openaire   +2 more sources

Ultra-light and flexible pencil-trace anode for high performance potassium-ion and lithium-ion batteries

open access: yesGreen Energy & Environment, 2017
Engineering design of battery configurations and new battery system development are alternative approaches to achieve high performance batteries. A novel flexible and ultra-light graphite anode is fabricated by simple friction drawing on filter paper ...
Zhixin Tai   +6 more
doaj   +1 more source

Affordable voltammetric sensor based on anodized disposable pencil graphite electrodes for sensitive determination of dopamine and uric acid in presence of high concentration of ascorbic acid

open access: yesJournal of Electrochemical Science and Engineering, 2020
A simple, disposable and low - cost voltammetric sensor based on the anodized pencil graphite electrode (APGE) for the simultaneous determination of dopamine (DA) and uric acid (UA) is demonstrated.
Preethi Sankaranarayanan   +1 more
doaj   +1 more source

Novel Demonstration of Heterogeneous Redox Catalysis Using a Rotating Pencil Lead [PDF]

open access: yes, 2017
Heat-treated, pencil lead, in powder or rod form, is used as a heterogeneous redox catalyst for the oxidation of chloride to chlorine by Ce(IV) ions in 0.5 M H2SO4 and 2 M NaCl solution. When the lead is used in ground up powder form, the resulting decay
Andrews, Rachel   +3 more
core   +1 more source

Poly(crystal violet) modified pencil graphite electrode sensor for the electroanalysis of catechol in the presence of hydroquinone

open access: yesSensing and Bio-Sensing Research, 2018
A pencil graphite electrode was modified with poly(crystal violet) film and characterized using cyclic voltammetric method (CV). The film coated electrode exhibited excellent electrocatalytic properties towards electrochemical detection of hydroquinone ...
P.S. Ganesh   +4 more
doaj   +1 more source

New tetracyclic heteroaromatic compounds based on dehydroamino acids : photophysical and electrochemical studies of interaction with DNA [PDF]

open access: yes, 2008
A benzothienoindole (BTIN) and a benzofuroindole (BFIN) were synthesized in high yields, as potential new target DNA compounds, using a metal-assisted intramolecular C-N cyclization, developed by us, of the methyl esters of N-(t-butoxycarbonyl)-b,b-bis ...
Abreu, Ana S.   +6 more
core   +1 more source

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