Results 61 to 70 of about 77,174 (333)

MODIFICATION OF SCREEN PRINTED CARBON ELECTRODEBY POLYPYRROLE FOR DETERMINATION OF HYDROQUINONE

open access: yesAlchemy, 2016
Electropolymerization of polypyrrole for determination of hydroquinone on screen printed carbon electrode (SPCE) was performed using cyclic voltammetry. Electropolymerization of polypyrrole on SPCE begins with determining the optimum conditions of cyclic
Khoirul Ngibad   +2 more
doaj   +1 more source

Wireless aquatic navigator for detection and analysis (WANDA) [PDF]

open access: yes, 2010
The cost of monitoring and detecting pollutants in natural waters is of major concern. Current and forthcoming bodies of legislation will continue to drive demand for spatial and selective monitoring of our environment, as the focus increasingly moves ...
Al-Bahry   +42 more
core   +2 more sources

Soft Ionic and Electronic Triboelectric Nanogenerators: Toward Attachable and Implantable Biomedical Applications

open access: yesAdvanced Materials, EarlyView.
This review provides an overview of triboelectric nanogenerator (TENG)–based biomedical applications by classifying studies into electronic and ionic systems across attachable and implantable platforms. It summarizes key material choices, device structures, and working mechanisms that characterize current TENG‐based research, and outlines six future ...
Kyongtae Choi   +12 more
wiley   +1 more source

Corrosion Protection of Copper Current Collector Of Lithium-Ion Batteries by Doped Polypyrrole Coatings

open access: yesInternational Journal of Electrochemical Science, 2020
The current collector is an important multi-functional component of lithium-ion batteries. However, the degradation of current collectors in organic electrolytes influences the capacity, coulomb efficiency and even service life of the batteries. Thus, it
Xueao Jiang   +6 more
doaj   +1 more source

Pressure dependence of the dielectric loss in semi-conducting polypyrrole aged at room temperature

open access: yes, 2010
The effect of physical aging of semi-conducting polypyrrole at ambient temperature for two years duration on the dielectric loss at various pressures is investigated.
A.N. Papathanassiou   +29 more
core   +1 more source

Self-supported polypyrrole/polyvinylsulfate films: electrochemical synthesis, characterization, and sensing properties of their redox reactions [PDF]

open access: yes, 2017
Thick films of polypyrrole/polyvinylsulfate (PPy/PVS) blends were electrogenerated on stainless‐steel electrodes under potentiostatic conditions from aqueous solution.
Fernández Otero, Toribio   +4 more
core   +2 more sources

A Mechanistic Study of Bio‐Based Nanotemplated Carbon Nanofibers Derived From Water Processable Lignin Blends for Sustainable Energy Storage Applications

open access: yesAdvanced Materials, EarlyView.
As‐spun carbon materials produced from Lignosulfonate, gelatin, and alginate, selected for water solubility, and ability to produce templated sustainable carbon nanostructures. Gelatin and alginate are sacrificial during thermal processing, allowing the production of engineered high surface area nanostructures, which are further characterized for ...
Judith Miralda‐Jalle   +6 more
wiley   +1 more source

Characterization and electrocatalytic application of silver modified polypyrrole electrodes [PDF]

open access: yesJournal of the Serbian Chemical Society, 2005
Silver modified polypyrrole electrodeswere preparedwith the aim of testing them for the electrooxidation of formaldehyde in alkaline solution. The modification of polypyrrole by immersion in aqueous AgNO3 solution was studied by cyclic voltammetry and ...
A. DEKANSKI, S. TERZIC, V. M. JOVANOVIC
doaj   +3 more sources

The Role of Polypyrrole in Electrical Properties of ZnO-Polymer Composite Varistors [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2017
Composite films on the base of ZnO with different weight percentages of polypyrrole have been prepared using the hot pressing method and their current-voltage characteristics have been studied. Results show that the films have nonlinear varistor behavior
Nasim Asaadi   +3 more
doaj  

Study of Elastic properties of Gallium Nitride doped Ferrite-Polypyrrole Nanocomposites [PDF]

open access: yesEPJ Web of Conferences
The present communication aims to investigate the influence of ferrite substitution in Gallium Nitride and Polypyrrole substitution in Gallium nitride ferrite nano composites. The interpretation was done by studying Infrared spectroscopy.
Indrakanti Rajani   +2 more
doaj   +1 more source

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