Results 11 to 20 of about 77,174 (333)

Copper@polypyrrole nanocables [PDF]

open access: yesNanoscale Research Letters, 2012
Abstract A simple hydrothermal redox reaction between microcrystalline CuOHCl and pyrrole leads to the isolation of striking nanostructures formed by polypyrrole-coated copper nanocables. These multicomponent cables that feature single-crystalline face-centered cubic Cu cores (ca.
Suárez Guevara, Jullieth Gabriela   +2 more
openaire   +7 more sources

Preparing of Bacterial Cellulose/Polypyrrole-Zinc Oxide Nanocomposite Film and Studying its Physicomechanical, Antimicrobial and Antioxidant Properties [PDF]

open access: yesPizhūhish va Nuāvarī dar ̒Ulūm va Sanāyi̒-i Ghaz̠āyī, 2019
In this research, polypyrrole (PPy) and polypyrrole-zinc oxide (PPy-ZnO) nanocomposites were synthesized by chemical method on the bacterial cellulose film in the presence of Iron chloride ΙΙΙ.
Sajad Pirsa   +2 more
doaj   +1 more source

A Comparative Study of Polypyrrole and Ag/Polypyrrole Hybrid Nanocomposites as Sensitive Material Used for New Dry Polarizable Bioimpedance Sensors

open access: yesApplied Sciences, 2021
Three types of dry polarizable electric bioimpedance sensor for skin bioimpedance monitoring without skin preparation have been developed. The sensitive materials as a component of these sensors are the conductive polypyrrole and hybrid nanocomposite ...
Gabriela Telipan   +4 more
doaj   +1 more source

Labeless and reversible immunosensor assay based upon an electrochemical current-transient protocol [PDF]

open access: yes, 2003
A novel labeless and reversible immunoassay based upon an electrochemical current-transient protocol is reported which offers many advantages in comparison to classical immuno-biochemical analyses in terms of simplicity, speed of response, reusability
Davis, Frank   +5 more
core   +1 more source

The mathematical description of the electrosynthesis of composites of oxy-hydroxycompounds cobalt with polypyrrole overooxidazed [PDF]

open access: yes, 2016
The electrosynthesis of the composite with of the overoxidized polypyrrole with cobalt oxy-hydroxide in strongly acidic media has been described mathematically, using linear stability theory and bifurcation analysis. The steadystates stability conditions
Maia, J.   +5 more
core   +2 more sources

Nanoscale Morphology Control of Conducting Polymers by Cathodic Polymerization Route

open access: yesInternational Journal of Electrochemical Science, 2013
Polypyrrole films with three-dimensional nanoscale morphologies were synthesized on copper substrates by a novel cathodic deposition using in situ generated nitrosyl ions. Effect of deposition potential on the morphology of polypyrrole films was studied.
Jeong Yoon Koh, Yongju Jung
doaj   +1 more source

Calculate The Conductivity of Some Composites of Cellulose Bacteria Mixed with Polypyrol

open access: yesJurnal Nasional Teknik Elektro, 2021
The manufacture of composites that have good electrical properties is to use a conductive polymer matrix. A conductive polymer is a polymer compound that has a stable bond that allows the polymer to act as a good conductor of electricity.
Syukri Yunus, Hairul Abrar, Auliya Akbar
doaj   +1 more source

Efficient Adsorption of Lead (II) from Aqueous Phase Solutions Using Polypyrrole-Based Activated Carbon

open access: yesMaterials, 2019
In this study, polypyrrole-based activated carbon was prepared by the carbonization of polypyrrole at 650 °C for 2 h in the presence of four-times the mass of KOH as a chemical activator.
A. Alghamdi   +5 more
semanticscholar   +1 more source

Applications of Nanoscale Polypyrrole Proton Exchange Membrane in Microbial Fuel Cells

open access: yesInternational Journal of Electrochemical Science, 2019
Using simulated syrup wastewater and lake silt as substrates, a microbial fuel cell power generation system was set up, the effect of nanoscale polypyrrole proton exchange membrane on the performance of microbial fuel cells was studied.
Li-ping Fan, Tian Gao
doaj   +1 more source

Electrochemically Deposited Polypyrrole for Dye-Sensitized Solar Cell Counter Electrodes

open access: yesInternational Journal of Photoenergy, 2012
Polypyrrole films were coated on conductive glass by electrochemical deposition (alternative current or direct current process). They were then used as the dye-sensitized solar cell counter electrodes.
Khamsone Keothongkham   +5 more
doaj   +1 more source

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