Facile preparation of ordered porous graphene-metal Oxide@C binder-free electrodes with high Li storage performance

Jixin Zhu, Dan Yang, Xianhong Rui, Daohao Sim, Hong Yu, Harry E. Hoster, Pulickel M. Ajayan, Qingyu Yan*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

60 Citations (Scopus)

Abstract

A facile and general method is reported to prepare ordered porous graphene-based binder-free electrodes on a large scale. This preparation process allows the easy adjustment of the selected components, weight ratio of componets, and the thickness of the electrodes. Such ordered porous electrodes demonstrate superior Li storage properties; for example, graphene-Fe 3O4@C depicts high capacities of 1123.8 and 505 mAh g -1 at current densities of 0.5 and 10 A g-1, respectively.

Original languageEnglish
Pages (from-to)3390-3397
Number of pages8
JournalSmall
Volume9
Issue number20
DOIs
Publication statusPublished - Oct 25 2013
Externally publishedYes

ASJC Scopus Subject Areas

  • Biotechnology
  • General Chemistry
  • Biomaterials
  • General Materials Science
  • Engineering (miscellaneous)

Keywords

  • graphene
  • lithium ion batteries
  • metal oxides
  • ordered porous electrodes

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