Results 11 to 20 of about 2,195,854 (291)

Determination of Thallium(I) by Hybrid Mesoporous Silica (SBA-15) Modified Electrode [PDF]

open access: yesInternational Journal of Electrochemistry, 2016
Chemically modified mesoporous silica material (SBA-15) was used for the construction of Tl(I) selective carbon paste electrode. The best response was found with the electrode containing 10% modifier as electrode material.
Geeta Rani, Sanjay Singh
doaj   +2 more sources

Electrochemistry of metal complexes and their use in amperometric sensors [PDF]

open access: yes, 1994
This thesis concerns the utilization of metal complexes in amperometric sensors. Chapter One provides a general introduction to the area. The electrochemical theories relating to the development and use of amperometric sensors, are described, and ...
Somasundrum, Mithran
core   +7 more sources

A gold nanoparticle chemically modified gold electrode for the determination of surfactants [PDF]

open access: yes, 2016
A chemically modified electrode (CME) bearing gold nanoparticles assembled onto a gold electrode via a 1,4-benzenedimethanethiol SAM bridge has been successfully employed for the determination of surfactants in solution, using a redox probe and ...
PALLAVICINI, PIERSANDRO   +5 more
core   +1 more source

Chemically functionalised exfoliated graphite: a new bulk modified, renewable surface electrode

open access: yes, 1999
Graphite particles are exfoliated and chemically functionalised to covalently attach electroactive molecules and subsequently pressed in the form of a pellet, without the use of a binder, to yield a bulk modified, renewable surface electrode ...
Ramesh, P.   +3 more
core   +2 more sources

Electro-catalytic oxidation of catechol at poly(1-amino-9,10–anthraquinone)-SDS composite film

open access: yesActa Chimica Slovenica, 2016
An electro-chemically active composite film containing the environmentally friendly surfactant sodium dodecyl sulfate (SDS) and poly(1-amino-9,10-anthraquinone) (PAAQ) is used as an electron transfer mediator in the electro-chemical oxidation of catechol.
Hossein Nikoofard, Malihe Solbi
doaj   +1 more source

Electro-Polymerized Titan Yellow Modified Carbon Paste Electrode for the Analysis of Curcumin

open access: yesSurfaces, 2021
A modest, efficient, and sensitive chemically modified electrode was fabricated for sensing curcumin (CRC) through an electrochemically polymerized titan yellow (TY) modified carbon paste electrode (PTYMCPE) in phosphate buffer solution (pH 7.0).
Edwin S. D’Souza   +5 more
doaj   +1 more source

Preparation and characterization of selective electrode for determination of copper ion(II)

open access: yesJournal of Electrochemical Science and Engineering, 2016
Achemically modified carbon paste electrode with diphenyl carbazide the potentiometric determination of Cu(II) is demonstrated. The electrode exhibits linear response to Cu(II) over a wide concentration range (9.2×10−7-5.0×10−1) with Nernstian slope of ...
Salwa Fares Rassi
doaj   +1 more source

Voltammetric sensor for electrochemical determination of the floral origin of honey based on a zinc oxide nanoparticle modified carbon paste electrode [PDF]

open access: yesJournal of Sensors and Sensor Systems, 2018
A new methodology based on cyclic voltammetry using a chemically modified electrode has been developed for the discrimination of the floral origin of honey.
K. Tiwari   +5 more
doaj   +1 more source

Alginate-modified Cassava Fiber Loaded Palladium for Electochemical Paracetamol Analysis

open access: yesInternational Journal of Electrochemical Science, 2021
It is required that the content of paracetamol in an individual capsule should not exceed 325 mg, thus the accurate detection of paracetamol content in drugs is essential for controlling the quality of drugs and ensuring the safety of patients ...
Haobing Shi   +3 more
doaj   +1 more source

Modification of Gold Surface with Gold Nanoparticles and Cyclohexyl Dithiocarbamate as a Selective Sensor for Cysteine

open access: yesJournal of Chemistry, 2013
The self-assembly of cyclohexylamine dithiocarbamate (C6DTC) on gold (Au) and gold nanoparticles (AuNPs) was studied electrochemically using cyclic voltammetry (CV).
Ehab AlShamaileh   +2 more
doaj   +1 more source

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