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Impact of active material surface area on thermal stability of LiCoO2 cathode

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Impact of active material surface area on thermal stability of LiCoO2 cathode. / Geder, Jan; Hoster, Harry E.; Jossen, Andreas et al.
In: Journal of Power Sources, Vol. 257, 01.07.2014, p. 286-292.

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

Harvard

Geder, J, Hoster, HE, Jossen, A, Garche, J & Yu, DYW 2014, 'Impact of active material surface area on thermal stability of LiCoO2 cathode', Journal of Power Sources, vol. 257, pp. 286-292. https://doi.org/10.1016/j.jpowsour.2014.01.116

APA

Geder, J., Hoster, H. E., Jossen, A., Garche, J., & Yu, D. Y. W. (2014). Impact of active material surface area on thermal stability of LiCoO2 cathode. Journal of Power Sources, 257, 286-292. https://doi.org/10.1016/j.jpowsour.2014.01.116

Vancouver

Geder J, Hoster HE, Jossen A, Garche J, Yu DYW. Impact of active material surface area on thermal stability of LiCoO2 cathode. Journal of Power Sources. 2014 Jul 1;257:286-292. doi: 10.1016/j.jpowsour.2014.01.116

Author

Geder, Jan ; Hoster, Harry E. ; Jossen, Andreas et al. / Impact of active material surface area on thermal stability of LiCoO2 cathode. In: Journal of Power Sources. 2014 ; Vol. 257. pp. 286-292.

Bibtex

@article{b1b4f31fe0c249c38e01cbc3789c0216,
title = "Impact of active material surface area on thermal stability of LiCoO2 cathode",
abstract = "Thermal stability of charged LiCoO2 cathodes with various surface areas of active material is investigated in order to quantify the effect of LiCoO2 surface area on thermal stability of cathode. Thermogravimetric analyses and calorimetry have been conducted on charged cathodes with different active material surface areas. Besides reduced thermal stability, high surface area also changes the active material decomposition reaction and induces side reactions with additives. Thermal analyses of LiCoO2 delithiated chemically without any additives or with a single additive have been conducted to elaborate the effect of particle size on side reactions. Stability of cathode electrolyte system has been investigated by accelerating rate calorimetry (ARC). Arrhenius activation energy of cathode decomposition has been calculated as function of conversion at different surface area of active material.",
keywords = "Lithium-ion battery, Cathode, LiCoO2, Thermal stability, Thermal analysis, LITHIUM BATTERIES, SIZE",
author = "Jan Geder and Hoster, {Harry E.} and Andreas Jossen and Juergen Garche and Yu, {Denis Y. W.}",
year = "2014",
month = jul,
day = "1",
doi = "10.1016/j.jpowsour.2014.01.116",
language = "English",
volume = "257",
pages = "286--292",
journal = "Journal of Power Sources",
issn = "0378-7753",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Impact of active material surface area on thermal stability of LiCoO2 cathode

AU - Geder, Jan

AU - Hoster, Harry E.

AU - Jossen, Andreas

AU - Garche, Juergen

AU - Yu, Denis Y. W.

PY - 2014/7/1

Y1 - 2014/7/1

N2 - Thermal stability of charged LiCoO2 cathodes with various surface areas of active material is investigated in order to quantify the effect of LiCoO2 surface area on thermal stability of cathode. Thermogravimetric analyses and calorimetry have been conducted on charged cathodes with different active material surface areas. Besides reduced thermal stability, high surface area also changes the active material decomposition reaction and induces side reactions with additives. Thermal analyses of LiCoO2 delithiated chemically without any additives or with a single additive have been conducted to elaborate the effect of particle size on side reactions. Stability of cathode electrolyte system has been investigated by accelerating rate calorimetry (ARC). Arrhenius activation energy of cathode decomposition has been calculated as function of conversion at different surface area of active material.

AB - Thermal stability of charged LiCoO2 cathodes with various surface areas of active material is investigated in order to quantify the effect of LiCoO2 surface area on thermal stability of cathode. Thermogravimetric analyses and calorimetry have been conducted on charged cathodes with different active material surface areas. Besides reduced thermal stability, high surface area also changes the active material decomposition reaction and induces side reactions with additives. Thermal analyses of LiCoO2 delithiated chemically without any additives or with a single additive have been conducted to elaborate the effect of particle size on side reactions. Stability of cathode electrolyte system has been investigated by accelerating rate calorimetry (ARC). Arrhenius activation energy of cathode decomposition has been calculated as function of conversion at different surface area of active material.

KW - Lithium-ion battery

KW - Cathode

KW - LiCoO2

KW - Thermal stability

KW - Thermal analysis

KW - LITHIUM BATTERIES

KW - SIZE

U2 - 10.1016/j.jpowsour.2014.01.116

DO - 10.1016/j.jpowsour.2014.01.116

M3 - Journal article

VL - 257

SP - 286

EP - 292

JO - Journal of Power Sources

JF - Journal of Power Sources

SN - 0378-7753

ER -