Resultados globales: 4 registros encontrados en 0.02 segundos.
Artículos, Encontrados 4 registros
Artículos Encontrados 4 registros  
1.
15 p, 1.0 MB Direct electrodeposition of imidazole modified poly(pyrrole) copolymers : synthesis, characterization and supercapacitive properties / Wolfart, Franciele (Universidade Federal do Paraná. Departamento de Química) ; Hryniewicz, Bruna (Universidade Federal do Paraná. Departamento de Química) ; Marchesi, Luís F. (Universidade Tecnológica Federal do Paraná) ; Orth, Elisa (Universidade Federal do Paraná. Departamento de Química) ; Dubal, Deepak P. (Institut Català de Nanociència i Nanotecnologia) ; Gómez-Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia) ; Vidotti, Marcio (Universidade Federal Do Paraná. Departamento de Química)
In this manuscript we report the direct electrosynthesis of a new conducting copolymer based on the incorporation of imidazole molecules within the polypyrrole chain. Different proportions of the monomers were tested during the direct electropolymerization of the copolymer. [...]
2017 - 10.1016/j.electacta.2017.05.082
Electrochimica Acta, Vol. 243 (Jul. 2017) , p. 260-269  
2.
31 p, 2.9 MB Hybrid core-shell nanostructured electrodes made of polypyrrole nanotubes coated with Ni(OH)2 nanoflakes for high energy-density supercapacitors / Wolfart, Franciele (Universidade Federal Do Paraná. Departamento de Química) ; Dubal, Deepak P. (Institut Català de Nanociència i Nanotecnologia) ; Vidotti, Marcio (Universidade Federal Do Paraná. Departamento de Química) ; Gómez-Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia)
This work describes the design of Ni(OH)@PPy-NTs core-shell nanostructures with potential application as an electrode material for supercapacitors. Initially, one dimensional (1D) polypyrrole nanotubes (PPy-NTs) were synthesized through a chemical oxidation mediated soft template-directed route using as the anion the azo dye methyl orange (MO). [...]
2016 - 10.1039/c5ra23671a
RSC advances, Vol. 6, issue 18 (2016) , p. 15062-15070  
3.
29 p, 1.2 MB Enhancement of organophosphate degradation by electroactive pyrrole and imidazole copolymers / Hryniewicz, Bruna (Universidade Federal do Paraná. Departamento de Química) ; Wolfart, Franciele (Instituto Federal Farroupilha) ; Gómez-Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia) ; Orth, Elisa (Universidade Federal do Paraná. Departamento de Química) ; Vidotti, Marcio (Universidade Federal do Paraná. Departamento de Química)
Many chemical warfare agents and agrochemicals are composed by organophosphates, that present high toxicity and difficult spontaneous degradation. Amongst the different catalysts to degrade these compounds, heterogeneous systems stand out since they provide easy recovery of the catalyst. [...]
2020 - 10.1016/j.electacta.2020.135842
Electrochimica acta, Vol. 338 (january 2020) , p. 135842  
4.
31 p, 1.7 MB Synthetic approach from polypyrrole nanotubes to nitrogen doped pyrolyzed carbon nanotubes for asymmetric supercapacitors / Dubal, Deepak P. (Institut Català de Nanociència i Nanotecnologia) ; Chodankar, Nilesh R. (Shivaji University. Department of Physics) ; Cabán Huertas, Zahilia (Institut Català de Nanociència i Nanotecnologia) ; Wolfart, Franciele (Universidade Federal Do Paraná. Departamento de Química) ; Vidotti, Marcio (Universidade Federal Do Paraná. Departamento de Química) ; Holze, Rudolf (Technische Universität Chemnitz. Institut für Chemie) ; Lokhande, Chandrakant D. (Shivaji University. Department of Physics) ; Gómez-Romero, Pedro 1959- (Institut Català de Nanociència i Nanotecnologia)
Pseudocapacitive materials are highly capable to achieve high energy density integrated with high power electrostatic capacitive materials. However, finding a suitable electrostatic capacitive material to integrate with pseudocapacitive material in order to achieve high energy density with good rate capability is still a challenge. [...]
2016 - 10.1016/j.jpowsour.2016.01.074
Journal of power sources, Vol. 308 (March 2016) , p. 158-165  

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