Results 51 to 60 of about 49,790 (284)

Investigation of Electrochemical Coating of Polypyrrole in The Presence of Sodium Molybdate and Sodium Tungstate

open access: yesCumhuriyet Science Journal
Polymer composites are considered alternative material because they combine the advantages of all their components. Furthermore, polymer composites can exhibit unique electrochemical and physical properties, enabling their use in applications where ...
Asuman Ünal
doaj   +1 more source

Freeform Fabrication of Electroactive Polymer Actuators and Electromechanical Devices [PDF]

open access: yes, 2004
In pursuit of the goal of producing complete electromechanical systems entirely via solid freeform fabrication, we are developing a library of mutually compatible, functional, freeform elements.
Lipson, Hod, Malone, Evan
core   +2 more sources

Anion-excluding polypyrrole films

open access: yesTalanta, 1991
A new method for modifying polypyrrole films is described. It involves complete oxidation of the film. The film produced is electronically non-conductive but ionically conductive, and has ion-selective properties based on the exclusion of anionic species.
Department of Chemistry, University of Florida, Gainsville, FL 32611, U.S.A. ( host institution )   +3 more
openaire   +3 more sources

Electroactive Liquid Crystal Elastomers as Soft Actuators

open access: yesAdvanced Functional Materials, EarlyView.
Electroactive liquid crystal elastomers (eLCEs) can be actuated via electromechanical, electrochemical, or electrothermal effects. a) Electromechanical effects include Maxwell stress, electrostriction, and the electroclinic effect. b) Electrochemical effects arise from electrode redox reactions.
Yakui Deng, Min‐Hui Li
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

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

Anomalous Stiffening of a Conjugated Polymer During Electrochemical Oxidation

open access: yesAdvanced Functional Materials, EarlyView.
The electromechanical response of a thienothiophene‐based conjugated polymer with triethylene glycol side chains is investigated. Electrochemical nanoindentation and atomic force microscopy reveal a modest and reversible increase in elastic modulus at room temperature upon electrochemical oxidation.
Judith Pons i Tarrés   +17 more
wiley   +1 more source

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  

Fabrication of Polypyrrole Nanowire and Nanotube Arrays

open access: yesSensors, 2005
Large area highly uniform and ordered polypyrrole nanowire and nanotubearrays were fabricated by chemical oxidation polymerization with the help of a porousanodic aluminium oxide (AAO) template.
Hong Wang   +2 more
doaj   +1 more source

Extensive Review of Materials for Next‐Generation Transparent Batteries and Their Design Strategies

open access: yesAdvanced Functional Materials, EarlyView.
Review explores emerging materials and design strategies for transparent batteries, examining electrodes, electrolytes, separators, and device architectures optimized for high electrochemical performance, mechanical flexibility, and optical transparency.
Atul Kumar Mishra   +5 more
wiley   +1 more source

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