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In situ growth of MOFs on the surface of Si nanoparticles for highly efficient lithium storage: Si@MOF nanocomposites as anode materials for lithium-ion batteries

  • Yuzhen Han
  • , Pengfei Qi
  • , Xiao Feng
  • , Siwu Li
  • , Xiaotao Fu
  • , Haiwei Li
  • , Yifa Chen
  • , Junwen Zhou
  • , Xingguo Li
  • , Bo Wang*
  • *Corresponding author for this work
  • Ministry of Education in China
  • Peking University

Research output: Contribution to journalArticlepeer-review

Abstract

A simple yet powerful one-pot strategy is developed to prepare metal-organic framework-coated silicon nanoparticles via in situ mechanochemical synthesis. After simple pyrolysis, the thus-obtained composite shows exceptional electrochemical properties with a lithium storage capacity up to 1050 mA h g-1, excellent cycle stability (>99% capacity retention after 500 cycles) and outstanding rate performance. These characteristics, combined with their high stability and ease of fabrication, make such Si@MOF nanocomposites ideal alternative candidates as high-energy anode materials in lithium-ion batteries.

Original languageEnglish
Pages (from-to)2178-2182
Number of pages5
JournalACS Applied Materials and Interfaces
Volume7
Issue number4
DOIs
Publication statusPublished - 4 Feb 2015
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • energy
  • in situ growth
  • lithium storage
  • metal-organic framework
  • silicon

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