TDPAC study of the hydrogen uptake process in HfNi

I. Yaar, D. Cohen, I. Halevy, S. Kahane, H. Ettedgui, R. Aslanov, Z. Berant

Research output: Contribution to journalArticlepeer-review

6 Scopus citations

Abstract

The electronic properties of the HfNi-hydrogen system has been investigated, as a function of the hydrogen composition ratio (x), using combined Time Differential Perturbed Angular Correlation (TDPAC) technique and standard full-potential Linearized-Augmented-Plane-Wave method. The experimental TDPAC data confirm the presence of a two-step hydrogenation process in this system, with the octahedral holes filled first. The major part of the electric field gradient at the hafnium site is from p-p contribution, shifted down in energy by hydrogen s-states contribution.

Original languageEnglish
Pages (from-to)351-356
Number of pages6
JournalHyperfine Interactions
Volume159
Issue number1-4
DOIs
StatePublished - 1 Dec 2004
Externally publishedYes

Keywords

  • Hydrogen
  • Hyperfine interaction
  • LAPW
  • TDPAC

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics
  • Nuclear and High Energy Physics
  • Condensed Matter Physics
  • Physical and Theoretical Chemistry

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