Preparation and properties of some quarternary hydrogen-absorbing alloys

Enqing Gao, Yantuan Li, Panwen Shen

Research output: Contribution to journalArticlepeer-review

Abstract

The structure and hydrogen-absorbing characteristics of four new chemically-prepared alloys of the type LaNi5-x-yMxMy′(M=Co, Cu; M′=Mn; 0<x+y<5) were investigated. These alloys are easy to be activated, and have relatively high hydrogen capacity. A linear coorelation exists between the hydride stability and the cell volume of the La-Ni-Co-Mn alloys. XPS studies on LaNi4Co0.5Mn0.5 indicated that metallic nickel and cobalt exist on the surface, which may be responsible for the good hydrogen-absorbing activity.

Original languageEnglish
Pages (from-to)76-77
Number of pages2
JournalChinese Journal of Inorganic Chemistry
Volume13
Issue number1
StatePublished - 1997
Externally publishedYes

Keywords

  • Hydride stability
  • Hydrogen-absorbing alloy
  • LaNi-based alloy
  • XPS

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