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Aufsatz / Paper in SCI-Expanded-Zeitschrift

Electrocatalytic Reduction of Carbon Dioxide to Carbon Monoxide by a Polymerized Film of an Alkynyl-Substituted Rhenium(I) Complex

Portenkirchner E., Gasiorowski J., Oppelt K., Schlager S., Schwarzinger C., Neugebauer H., Knör G., Sariciftci S.: Electrocatalytic Reduction of Carbon Dioxide to Carbon Monoxide by a Polymerized Film of an Alkynyl-Substituted Rhenium(I) Complex, in: ChemCatChem, Number 5, Page(s) 1790, 2013.

BibTeX

@ARTICLE{
title = {Electrocatalytic Reduction of Carbon Dioxide to Carbon Monoxide by a Polymerized Film of an Alkynyl-Substituted Rhenium(I) Complex},
type = {Aufsatz / Paper in SCI-Expanded-Zeitschrift},
author = {Portenkirchner, Engelbert and Gasiorowski, Jacek and Oppelt, Kerstin and Schlager, Stefanie and Schwarzinger, Clemens and Neugebauer, Helmut and Knör, Günther and Sariciftci, Serdar Niyazi},
language = {EN},
abstract = {The alkynyl-substituted ReI complex [Re(5,5´-bisphenylethynyl-2,2´-bipyridyl)(CO)3Cl] was immobilized by electropolymerization onto a Pt-plate electrode. The polymerized film exhibited electrocatalytic activity for the reduction of CO2 to CO. Cyclic voltammetry studies and bulk controlled-potential electrolysis experiments were performed by using a CO2-saturated acetonitrile solution. The CO2 reduction, determined by cyclic voltammetry, occurs at approximately -1150 mV versus the normal hydrogen electrode (NHE). Quantitative analysis by GC and IR spectroscopy was used to determine a Faradaic efficiency of approximately 33% for the formation of CO. Both values of the modified electrode were compared to the performance of the homogenous monomer [Re(5,5´-bisphenylethynyl-2,2´-bipyridyl)(CO)3Cl] in acetonitrile. The polymer formation and its properties were studied by using SEM, AFM, and attenuated total reflectance (ATR) FTIR and UV/Vis spectroscopy.},
pages = {1790},
journal = {ChemCatChem},
number = {5},
issn = {1867-3880},
year = {2013},
url = {http://www.lios.at},
}

Details

Zusammenfassung: The alkynyl-substituted ReI complex [Re(5,5´-bisphenylethynyl-2,2´-bipyridyl)(CO)3Cl] was immobilized by electropolymerization onto a Pt-plate electrode. The polymerized film exhibited electrocatalytic activity for the reduction of CO2 to CO. Cyclic voltammetry studies and bulk controlled-potential electrolysis experiments were performed by using a CO2-saturated acetonitrile solution. The CO2 reduction, determined by cyclic voltammetry, occurs at approximately -1150 mV versus the normal hydrogen electrode (NHE). Quantitative analysis by GC and IR spectroscopy was used to determine a Faradaic efficiency of approximately 33% for the formation of CO. Both values of the modified electrode were compared to the performance of the homogenous monomer [Re(5,5´-bisphenylethynyl-2,2´-bipyridyl)(CO)3Cl] in acetonitrile. The polymer formation and its properties were studied by using SEM, AFM, and attenuated total reflectance (ATR) FTIR and UV/Vis spectroscopy.

Journal: ChemCatChem
Nummer: 5
Erscheinungsjahr: 2013
Seitenreferenz: 1790
Anzahl Seiten: 7
Web: http://www.lios.at
DOI: http://dx.doi.org/10.1002/cctc.201200904
ISSN: 1867-3880
Reichweite: International

Beteiligte

AutorInnen / HerausgeberInnen: DI (FH) Engelbert Portenkirchner (Ed.), Mag. Dr. Jacek Gasiorowski, DI Dr. Kerstin Oppelt, Stefanie Schlager, Assoz.Univprof. DI Dr. Clemens Schwarzinger, Ass.-Prof. Mag. Dr. Helmut Neugebauer, Univ.-Prof. Dr. Günther Knör, O.Univ.-Prof. Mag. Dr. Serdar Niyazi Sariciftci

Forschungseinheiten der JKU:

Wissenschaftszweige: 1227 Photophysik | 1303 Anorganische Chemie | 1306 Chemische Technologie | 1311 Photochemie | 1327 Spektroskopie (auch: Molekül-) | 1334 Organometallchemie | 1441 Nanotechnologie | 1904 Naturwissenschaften interdisziplinär | 1907 Umweltforschung | 2919 Energieforschung | 2941 Erneuerbare Energie (auch: Energieträger, Rohstoffe)

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