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Highly Stable Performance of Supercapacitors from Phosphorus-Enriched Carbons

Open access
Hulicova-Jurcakova, Denisa, Puziy, Alexander M., Poddubnaya, Olga I., Suárez-García, Fabian, Tascón, Juan M. D., Lu, Gao Qing·2009·Journal of the American Chemical Society

Abstract

Phosphorus-rich microporous carbons (P-carbons) prepared by a simple H(3)PO(4) activation of three different carbon precursors exhibit enhanced supercapacitive performance in 1 M H(2)SO(4) when highly stable performance can be achieved at potentials larger than the theoretical decomposition potential of water. This ability of P-carbons greatly enhances the energy density of supercapacitors that are capable of delivering 16 Wh/kg compared to 5 Wh/kg for the commercial carbon. An intercept-free multiple linear regression model confirms the strongest influence of phosphorus on capacitance together with micropores 0.65-0.83 nm in width that are the most effective in forming the electric double layer.

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Metadata

Authors
Hulicova-Jurcakova, D., Puziy, A. M., Poddubnaya, O. I., Suárez-García, F., Tascón, J. M. D., & Lu, G. Q.
Venue
Journal of the American Chemical Society
Published
2009-03-24
Volume
131
Issue
14
Pages
5026-5027
ISSN
  • 0002-7863 (ISSN-L)
  • 1520-5126
OpenAlex
W2023492950
Cited by
604
References
0
FWCI
9.36
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Highly Stable Performance of Supercapacitors from Phosphorus-Enriched Carbons. https://app.cochat.ai/papers/10.1021/ja809265m
The paper
Hulicova-Jurcakova, D., Puziy, A. M., Poddubnaya, O. I., Suárez-García, F., Tascón, J. M. D., & Lu, G. Q. (2009). Highly Stable Performance of Supercapacitors from Phosphorus-Enriched Carbons. Journal of the American Chemical Society. https://doi.org/10.1021/ja809265m

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