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Aufsatz / Paper in SCI-Expanded-Zeitschrift

Electrocatalytic and Photocatalytic Reduction of Carbon Dioxide to Carbon Monoxide using the Alkynyl-Substituted Rhenium(I) Complex (5,5´-bisphenylethynyl-2,2´-bipyridyl)Re(CO)3Cl

Portenkirchner E., Oppelt K., Ulbricht C., Egbe D., Neugebauer H., Knör G., Sariciftci S.: Electrocatalytic and Photocatalytic Reduction of Carbon Dioxide to Carbon Monoxide using the Alkynyl-Substituted Rhenium(I) Complex (5,5´-bisphenylethynyl-2,2´-bipyridyl)Re(CO)3Cl, in: J. Organomet. Chem., Volume 716, Page(s) 19-25, 2012.

BibTeX

@ARTICLE{
title = {Electrocatalytic and Photocatalytic Reduction of Carbon Dioxide to Carbon Monoxide using the Alkynyl-Substituted Rhenium(I) Complex (5,5´-bisphenylethynyl-2,2´-bipyridyl)Re(CO)3Cl},
type = {Aufsatz / Paper in SCI-Expanded-Zeitschrift},
author = {Portenkirchner, Engelbert and Oppelt, Kerstin and Ulbricht, Christoph and Egbe, Daniel Ayuk Mbi and Neugebauer, Helmut and Knör, Günther and Sariciftci, Serdar Niyazi},
language = {EN},
abstract = {The rhenium complex fac-(5,5′-bisphenylethynyl-2,2′-bipyridyl)Re(CO)3Cl was used as a novel catalyst for the electro- and photochemical reduction of CO2 to CO in homogeneous solution. The results were compared to (2,2′-bipyridyl)Re(CO)3Cl as a benchmark compound. Cyclic voltammetric studies as well as bulk controlled potential electrolysis experiments were performed using a CO2 saturated solution in acetonitrile. (5,5′-bisphenylethynyl-2,2′-bipyridyl)Re(CO)3Cl showed a 6.5-fold increase in current density under CO2 at −1750 mV versus normal hydrogen electrode (NHE) as compared to the operation without CO2. Quantitative analysis by gas chromatography (GC) and infrared spectroscopy showed a Faradaic efficiency of around 45% for the formation of CO.},
pages = {19-25},
journal = {J. Organomet. Chem.},
volume = {716},
year = {2012},
}

Details

Zusammenfassung: The rhenium complex fac-(5,5′-bisphenylethynyl-2,2′-bipyridyl)Re(CO)3Cl was used as a novel catalyst for the electro- and photochemical reduction of CO2 to CO in homogeneous solution. The results were compared to (2,2′-bipyridyl)Re(CO)3Cl as a benchmark compound. Cyclic voltammetric studies as well as bulk controlled potential electrolysis experiments were performed using a CO2 saturated solution in acetonitrile. (5,5′-bisphenylethynyl-2,2′-bipyridyl)Re(CO)3Cl showed a 6.5-fold increase in current density under CO2 at −1750 mV versus normal hydrogen electrode (NHE) as compared to the operation without CO2. Quantitative analysis by gas chromatography (GC) and infrared spectroscopy showed a Faradaic efficiency of around 45% for the formation of CO.

Journal: J. Organomet. Chem.
Volume: 716
Erscheinungsjahr: 2012
Seitenreferenz: 19-25
Anzahl Seiten: 7
Reichweite: International

Beteiligte

AutorInnen / HerausgeberInnen: DI (FH) Engelbert Portenkirchner (Ed.), DI Dr. Kerstin Oppelt, Ph.D. Christoph Ulbricht, Priv.-Doz. Dr. Daniel Ayuk Mbi Egbe, 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 | 1307 Elektrochemie | 1311 Photochemie | 1312 Physikalische Chemie | 1327 Spektroskopie (auch: Molekül-) | 1907 Umweltforschung | 2919 Energieforschung

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