Nature Communications (Apr 2018)

Extraordinary pseudocapacitive energy storage triggered by phase transformation in hierarchical vanadium oxides

  • Bo-Tian Liu,
  • Xiang-Mei Shi,
  • Xing-You Lang,
  • Lin Gu,
  • Zi Wen,
  • Ming Zhao,
  • Qing Jiang

DOI
https://doi.org/10.1038/s41467-018-03700-3
Journal volume & issue
Vol. 9, no. 1
pp. 1 – 9

Abstract

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Pseudocapacitive materials could enable high-performance electrochemical supercapacitors, but their practical capacitance and power density remain low. Here the authors show that in situ phase transformation triggers extraordinary pseudocapacitive energy storage in metallic isomeric vanadium oxides.