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Steady-state macroscale voltammetry in a supercritical carbon dioxide medium

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Steady-state macroscale voltammetry in a supercritical carbon dioxide medium. / Toghill, Kathryn E.; Voyame, Patrick; Momotenko, Dmitry et al.
In: Physical Chemistry Chemical Physics, Vol. 15, No. 3, 2013, p. 972-978.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Toghill, KE, Voyame, P, Momotenko, D, Olaya, AJ & Girault, HH 2013, 'Steady-state macroscale voltammetry in a supercritical carbon dioxide medium', Physical Chemistry Chemical Physics, vol. 15, no. 3, pp. 972-978. https://doi.org/10.1039/c2cp42856c

APA

Toghill, K. E., Voyame, P., Momotenko, D., Olaya, A. J., & Girault, H. H. (2013). Steady-state macroscale voltammetry in a supercritical carbon dioxide medium. Physical Chemistry Chemical Physics, 15(3), 972-978. https://doi.org/10.1039/c2cp42856c

Vancouver

Toghill KE, Voyame P, Momotenko D, Olaya AJ, Girault HH. Steady-state macroscale voltammetry in a supercritical carbon dioxide medium. Physical Chemistry Chemical Physics. 2013;15(3):972-978. doi: 10.1039/c2cp42856c

Author

Toghill, Kathryn E. ; Voyame, Patrick ; Momotenko, Dmitry et al. / Steady-state macroscale voltammetry in a supercritical carbon dioxide medium. In: Physical Chemistry Chemical Physics. 2013 ; Vol. 15, No. 3. pp. 972-978.

Bibtex

@article{1f50c3ef98224aef9e92b6fb3af8fd51,
title = "Steady-state macroscale voltammetry in a supercritical carbon dioxide medium",
abstract = "The electrochemical oxidation and reduction of decamethylferrocene is demonstrated in supercritical carbon dioxide at a macro gold disc electrode at 100 bar and 313 K. Fast mass transport effects were exhibited and the corresponding steady-state voltammetry was observed at high scan rates. A highly lipophilic room temperature ionic liquid that readily dissolved in supercritical CO2 with acetonitrile as a co-solvent was used as an electrolyte, allowing for a conducting supercritical single phase. Experimental observations along with simulation results confirmed the hypothesis that a thin layer of liquid-like phase of co-solvent is formed at the electrode surface and is restricted by a more supercritical phase of high natural convection and bulk concentration.",
keywords = "IONIC LIQUID, CO2, WATER, MICROELECTRODES, CONDUCTIVITY, TEMPERATURE, ELECTRODES, SOLUBILITY, FERROCENE, STEADY-STATE, SUPERCRITICAL CARBON-DIOXIDE, HIGH PRESSURE",
author = "Toghill, {Kathryn E.} and Patrick Voyame and Dmitry Momotenko and Olaya, {Astrid J.} and Girault, {Hubert H.}",
year = "2013",
doi = "10.1039/c2cp42856c",
language = "English",
volume = "15",
pages = "972--978",
journal = "Physical Chemistry Chemical Physics",
issn = "1463-9076",
publisher = "Royal Society of Chemistry",
number = "3",

}

RIS

TY - JOUR

T1 - Steady-state macroscale voltammetry in a supercritical carbon dioxide medium

AU - Toghill, Kathryn E.

AU - Voyame, Patrick

AU - Momotenko, Dmitry

AU - Olaya, Astrid J.

AU - Girault, Hubert H.

PY - 2013

Y1 - 2013

N2 - The electrochemical oxidation and reduction of decamethylferrocene is demonstrated in supercritical carbon dioxide at a macro gold disc electrode at 100 bar and 313 K. Fast mass transport effects were exhibited and the corresponding steady-state voltammetry was observed at high scan rates. A highly lipophilic room temperature ionic liquid that readily dissolved in supercritical CO2 with acetonitrile as a co-solvent was used as an electrolyte, allowing for a conducting supercritical single phase. Experimental observations along with simulation results confirmed the hypothesis that a thin layer of liquid-like phase of co-solvent is formed at the electrode surface and is restricted by a more supercritical phase of high natural convection and bulk concentration.

AB - The electrochemical oxidation and reduction of decamethylferrocene is demonstrated in supercritical carbon dioxide at a macro gold disc electrode at 100 bar and 313 K. Fast mass transport effects were exhibited and the corresponding steady-state voltammetry was observed at high scan rates. A highly lipophilic room temperature ionic liquid that readily dissolved in supercritical CO2 with acetonitrile as a co-solvent was used as an electrolyte, allowing for a conducting supercritical single phase. Experimental observations along with simulation results confirmed the hypothesis that a thin layer of liquid-like phase of co-solvent is formed at the electrode surface and is restricted by a more supercritical phase of high natural convection and bulk concentration.

KW - IONIC LIQUID

KW - CO2

KW - WATER

KW - MICROELECTRODES

KW - CONDUCTIVITY

KW - TEMPERATURE

KW - ELECTRODES

KW - SOLUBILITY

KW - FERROCENE

KW - STEADY-STATE

KW - SUPERCRITICAL CARBON-DIOXIDE

KW - HIGH PRESSURE

U2 - 10.1039/c2cp42856c

DO - 10.1039/c2cp42856c

M3 - Journal article

VL - 15

SP - 972

EP - 978

JO - Physical Chemistry Chemical Physics

JF - Physical Chemistry Chemical Physics

SN - 1463-9076

IS - 3

ER -