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Communication

High-Performance Supercapacitors Based on Nanocomposites of Nb2O5 Nanocrystals and Carbon Nanotubes

  1. Xiaolei Wang1,†,
  2. Ge Li1,2,†,
  3. Zheng Chen1,
  4. Veronica Augustyn3,
  5. Xueming Ma2,
  6. Ge Wang4,*,
  7. Bruce Dunn3,
  8. Yunfeng Lu1,*

Article first published online: 6 OCT 2011

DOI: 10.1002/aenm.201100332

Issue

Advanced Energy Materials

Advanced Energy Materials

Volume 1, Issue 6, pages 1089–1093, November, 2011

Additional Information

How to Cite

Wang, X., Li, G., Chen, Z., Augustyn, V., Ma, X., Wang, G., Dunn, B. and Lu, Y. (2011), High-Performance Supercapacitors Based on Nanocomposites of Nb2O5 Nanocrystals and Carbon Nanotubes. Adv. Energy Mater., 1: 1089–1093. doi: 10.1002/aenm.201100332

Author Information

  1. 1

    Department of Chemical and Biomolecular Engineering, University of California, Los Angeles, Los Angeles, CA 90034, USA

  2. 2

    Department of Physics, East China Normal University, Shanghai, 200241, China

  3. 3

    Department of Material Science and Engineering, University of California, Los Angeles, Los Angeles, CA 90034, USA

  4. 4

    School of Materials Science and Engineering, University of Science and Technology, Beijing, Beijing, 100083, China

  1. †

    These authors contributed equally to this work.

*School of Materials Science and Engineering, University of Science and Technology, Beijing, Beijing, 100083, China

Publication History

  1. Issue published online: 15 NOV 2011
  2. Article first published online: 6 OCT 2011
  3. Manuscript Revised: 28 AUG 2011
  4. Manuscript Received: 18 JUN 2011

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Keywords:

  • carbon nanotubes;
  • nanocomposites;
  • niobium pentoxide nanocrystals;
  • supercapacitors
Thumbnail image of graphical abstract

Nanocomposites of CNTs and Nb2O5 nanocrystals were fabricated exhibiting excellent conductivity, high specific capacitance, and large voltage window, which led to successful fabrication of asymmetric supercapacitors with high energy densities, power densities, and cycling stability.

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