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Reactions in the Rechargeable Lithium-O-2 Battery with Alkyl Carbonate Electrolytes

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

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Reactions in the Rechargeable Lithium-O-2 Battery with Alkyl Carbonate Electrolytes. / Freunberger, Stefan A.; Chen, Yuhui; Peng, Zhangquan et al.
In: Journal of the American Chemical Society, Vol. 133, No. 20, 25.05.2011, p. 8040-8047.

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

Harvard

Freunberger, SA, Chen, Y, Peng, Z, Griffin, JM, Hardwick, LJ, Barde, F, Novak, P & Bruce, PG 2011, 'Reactions in the Rechargeable Lithium-O-2 Battery with Alkyl Carbonate Electrolytes', Journal of the American Chemical Society, vol. 133, no. 20, pp. 8040-8047. https://doi.org/10.1021/ja2021747

APA

Freunberger, S. A., Chen, Y., Peng, Z., Griffin, J. M., Hardwick, L. J., Barde, F., Novak, P., & Bruce, P. G. (2011). Reactions in the Rechargeable Lithium-O-2 Battery with Alkyl Carbonate Electrolytes. Journal of the American Chemical Society, 133(20), 8040-8047. https://doi.org/10.1021/ja2021747

Vancouver

Freunberger SA, Chen Y, Peng Z, Griffin JM, Hardwick LJ, Barde F et al. Reactions in the Rechargeable Lithium-O-2 Battery with Alkyl Carbonate Electrolytes. Journal of the American Chemical Society. 2011 May 25;133(20):8040-8047. Epub 2011 Apr 27. doi: 10.1021/ja2021747

Author

Freunberger, Stefan A. ; Chen, Yuhui ; Peng, Zhangquan et al. / Reactions in the Rechargeable Lithium-O-2 Battery with Alkyl Carbonate Electrolytes. In: Journal of the American Chemical Society. 2011 ; Vol. 133, No. 20. pp. 8040-8047.

Bibtex

@article{7bb47d1d879d4a97ac9288767b572cc6,
title = "Reactions in the Rechargeable Lithium-O-2 Battery with Alkyl Carbonate Electrolytes",
abstract = "The nonaqueous rechargeable lithium-O-2 battery containing an alkyl carbonate electrolyte discharges by formation of C3H6(OCO2Li)(2), Li2CO3, HCO2Li, CH3CO2Li, CO2, and H2O at the cathode, due to electrolyte decomposition. Charging involves oxidation of C3H6(OCO2Li)(2), Li2CO3, HCO2Li, CH3CO2Li accompanied by CO2 and H2O evolution. Mechanisms are proposed for the reactions on discharge and charge. The different pathways for discharge and charge are consistent with the widely observed voltage gap in Li-O-2 cells. Oxidation of C3H6(OCO2Li)(2) involves terminal carbonate groups leaving behind the OC3H6O moiety that reacts to form a thick gel on the Li anode. Li2CO3, HCO2Li, CH3CO2Li, and C3H6(OCO2Li)(2) accumulate in the cathode on cycling correlating with capacity fading and cell failure. The latter is compounded by continuous consumption of the electrolyte on each discharge.",
keywords = "LI-AIR BATTERIES, SUPEROXIDE ION, LITHIUM/OXYGEN BATTERY, PROPYLENE CARBONATE, OXYGEN BATTERIES, APROTIC MEDIA, DISPROPORTIONATION, DECOMPOSITION, ELECTRODES, DISCHARGE",
author = "Freunberger, {Stefan A.} and Yuhui Chen and Zhangquan Peng and Griffin, {John M.} and Hardwick, {Laurence J.} and Fanny Barde and Petr Novak and Bruce, {Peter G.}",
year = "2011",
month = may,
day = "25",
doi = "10.1021/ja2021747",
language = "English",
volume = "133",
pages = "8040--8047",
journal = "Journal of the American Chemical Society",
issn = "0002-7863",
publisher = "AMER CHEMICAL SOC",
number = "20",

}

RIS

TY - JOUR

T1 - Reactions in the Rechargeable Lithium-O-2 Battery with Alkyl Carbonate Electrolytes

AU - Freunberger, Stefan A.

AU - Chen, Yuhui

AU - Peng, Zhangquan

AU - Griffin, John M.

AU - Hardwick, Laurence J.

AU - Barde, Fanny

AU - Novak, Petr

AU - Bruce, Peter G.

PY - 2011/5/25

Y1 - 2011/5/25

N2 - The nonaqueous rechargeable lithium-O-2 battery containing an alkyl carbonate electrolyte discharges by formation of C3H6(OCO2Li)(2), Li2CO3, HCO2Li, CH3CO2Li, CO2, and H2O at the cathode, due to electrolyte decomposition. Charging involves oxidation of C3H6(OCO2Li)(2), Li2CO3, HCO2Li, CH3CO2Li accompanied by CO2 and H2O evolution. Mechanisms are proposed for the reactions on discharge and charge. The different pathways for discharge and charge are consistent with the widely observed voltage gap in Li-O-2 cells. Oxidation of C3H6(OCO2Li)(2) involves terminal carbonate groups leaving behind the OC3H6O moiety that reacts to form a thick gel on the Li anode. Li2CO3, HCO2Li, CH3CO2Li, and C3H6(OCO2Li)(2) accumulate in the cathode on cycling correlating with capacity fading and cell failure. The latter is compounded by continuous consumption of the electrolyte on each discharge.

AB - The nonaqueous rechargeable lithium-O-2 battery containing an alkyl carbonate electrolyte discharges by formation of C3H6(OCO2Li)(2), Li2CO3, HCO2Li, CH3CO2Li, CO2, and H2O at the cathode, due to electrolyte decomposition. Charging involves oxidation of C3H6(OCO2Li)(2), Li2CO3, HCO2Li, CH3CO2Li accompanied by CO2 and H2O evolution. Mechanisms are proposed for the reactions on discharge and charge. The different pathways for discharge and charge are consistent with the widely observed voltage gap in Li-O-2 cells. Oxidation of C3H6(OCO2Li)(2) involves terminal carbonate groups leaving behind the OC3H6O moiety that reacts to form a thick gel on the Li anode. Li2CO3, HCO2Li, CH3CO2Li, and C3H6(OCO2Li)(2) accumulate in the cathode on cycling correlating with capacity fading and cell failure. The latter is compounded by continuous consumption of the electrolyte on each discharge.

KW - LI-AIR BATTERIES

KW - SUPEROXIDE ION

KW - LITHIUM/OXYGEN BATTERY

KW - PROPYLENE CARBONATE

KW - OXYGEN BATTERIES

KW - APROTIC MEDIA

KW - DISPROPORTIONATION

KW - DECOMPOSITION

KW - ELECTRODES

KW - DISCHARGE

U2 - 10.1021/ja2021747

DO - 10.1021/ja2021747

M3 - Journal article

VL - 133

SP - 8040

EP - 8047

JO - Journal of the American Chemical Society

JF - Journal of the American Chemical Society

SN - 0002-7863

IS - 20

ER -