Aluminum composites with bismuth nanoparticles and graphene oxide and their application to hydrogen generation in water

Fei Xiao, Rongjie Yang*, Jianmin Li

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

40 Citations (Scopus)

Abstract

The bismuth nanoparticles modified graphene oxide composites (Bi-NPs@GO) and bismuth nanoparticles (Bi-NPs) were prepared by a hydrothermal method. The activated aluminum/bismuth nanoparticles Bi-NPs@GO/Al and Bi-NPs/Al were prepared. Their hydrolysis reaction performance were studied. The experimental results show that the composite of aluminum and Bi-NPs@GO can react rapidly with water. The 4-h milled Bi-NPs@GO/Al composite shows better hydrogen generation performance and reacted with tap water even at 0 °C. The Bi-NPs@GO/Al composite exhibits high hydrogen generation rate at room temperature. The enhancement of aluminum hydrolysis in the composite may be due to that the addition of nano-scale Bi and graphene oxide.

Original languageEnglish
Pages (from-to)6082-6089
Number of pages8
JournalInternational Journal of Hydrogen Energy
Volume45
Issue number11
DOIs
Publication statusPublished - 28 Feb 2020

Keywords

  • Aluminum-water reaction
  • Bismuth nanoparticles
  • Graphene oxide
  • Hydrogen generation

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