Results 11 to 20 of about 3,346 (166)

Voltammetric Sensor Based on the Poly(p-aminobenzoic Acid) for the Simultaneous Quantification of Aromatic Aldehydes as Markers of Cognac and Brandy Quality

Sensors, 2023
Cognac and brandy quality control is an actual topic in food analysis. Aromatic aldehydes, particularly syringaldehyde and vanillin, are one of the markers used for these purposes.
Guzel Ziyatdinova, Tatyana Antonova, Rustam Davletshin   +2 more
doaj   +1 more source

Spin-Dependent Enantioselective Electropolymerization [PDF]

The Journal of Physical Chemistry C, 2020
The electro-oxidative polymerization of an enantiopure chiral 3,4-ethylenedioxythiophene monomer, performed using spin-polarized currents, is shown to depend on the electron spin orientation.
Francesco Tassinari, Dana Amsallem, Brian P. Bloom, Yiyang Lu, Anjan Bedi, David H. Waldeck, Ori Gidron, Ron Naaman   +7 more
openaire   +1 more source

In Situ Study of Electropolymerized Poly(3-aminobenzoic acid) Thin Film on BD-R and DVD-R Grating Substrates by Electrochemical-Transmission Surface Plasmon Resonance Spectroscopy

International Journal of Polymer Science, 2015
The electropolymerization process and doping/dedoping properties of poly(3-aminobenzoic acid) (PABA) thin films on gold-coated commercial BD-R and DVD-R grating substrates were simultaneously studied by the combination of electrochemical technique and ...
Saengrawee Sriwichai, Akira Baba, Sukon Phanichphant, Kazunari Shinbo, Keizo Kato, Futao Kaneko   +5 more
doaj   +1 more source

Electropolymerization and Morphologic Characterization of α-Tetrathiophene

International Journal of Electrochemical Science, 2013
In this research, poly(α-tetrathiophene), poly(α-TTP), was potentiostatic and potentiodynamically electrosynthesized on Pt and F-doped SnO2 electrodes. The solvent effect (CH2Cl2 and CH3CN) on the nucleation and growth mechanism, NGM, and morphology of ...
M.A. del Valle, L.I. Canales, A. Ramos, F.R. Díaz, L.A. Hernández, F. Armijo, J.C. Bernède, L. Cattin, G. Louarn   +8 more
doaj   +1 more source

The gravimetric,, impedance, and morphology study of pyrrole-formylpyrrole copolymer synthesized by electro-polymerization [PDF]

مواد نوین, 2022
In this study a direct electrochemical copolymerization of pyrrole-formyl pyrrole (Py-co-FPy) was carried out by copolymerization of formyl pyrrole and pyrrole in LiClO4 aqueous solution under constant current of 480 µA for 200 s.
Mehrdad Gholami
doaj   +1 more source

Adsorption and Electropolymerization of p-Aminophenol Reduces Reproducibility of Electrochemical Immunoassays

Molecules, 2022
This paper investigates the electrochemical behavior of p-aminophenol (PAP) on commercially available carbon screen-printed electrodes (CSPEs) and gold screen-printed electrodes (GSPEs) at neutral and basic pHs for the development of inexpensive ...
Grace Buckey, Olivia E. Owens, Ainslee W. Gabriel, Claudia M. Downing, Margaret C. Calhoun, David E. Cliffel   +5 more
doaj   +1 more source

Electrocoating Polypyrrole on Gold-Wire Electrode as Potential Mediator Membrane Candidate for Anionic Surfactant Electrode Sensor

Jurnal Kimia Sains dan Aplikasi, 2020
The development of polypyrrole as a potential mediator membrane candidate for sodium dodecyl sulfate (SDS) sensor electrode has been investigated. The polypyrrole membrane was synthesized electrochemically from the pyrrole and coated at the surface of a ...
Abdul Haris Watoni, Indra Noviandri, Muhammad Nurdin, La Ode Ahmad Nur Ramadhan   +3 more
doaj   +1 more source

Thin Functional Polymer Films by Electropolymerization [PDF]

Nanomaterials, 2019
Intrinsically conducting polymers (ICPs) have been widely utilized in organic electronics, actuators, electrochromic devices, and sensors. Many potential applications demand the formation of thin polymer films, which can be generated by electrochemical polymerization.
Alex Palma-Cando, Ibeth Rendón-Enríquez, Michael Tausch, Ullrich Scherf   +3 more
openaire   +3 more sources

Evidence for the Formation of a Copolymer by Simultaneous Electropolymerization of p-Tetraaminophenyl Porphyrin Cobalt (II)) and o-Phenylenediamine on Glassy Carbon

International Journal of Electrochemical Science, 2012
There is relatively little research about the simultaneous electropolymerization of porphyrins and aniline derivatives in aqueous media. Normally, the copolymerization studies are focused in the polymerization of two conducting monomers without a redox ...
Roxana Arce, Rodrigo del Río, Domingo Ruiz-León, Jorge Velez, Mauricio Isaacs, María A. del Valle, María J. Aguirre   +6 more
doaj   +1 more source

Electrocatalytic Oxidation of Methanol at the Modified Glassy Carbon Electrode with Carbon Nanotubes, poly(4-methyl ortho phenylenediamine) Film and Nano-Particles of Copper Oxide in an Alkaline Solution [PDF]

شیمی کاربردی روز, 2017
The present study demonstrates the electrocatalytic oxidation of methanol in an alkaline medium on the modified glassy carbon electrodes. A thin film of Cu-poly(4-methyl, 1, 2-di-amino benzene) on multi-walled carbon nanotubes (MWNTs) modified glassy ...
mohhamadali Kamyabi, saeedeh reshvand
doaj   +1 more source