Disorder broadening of the acoustic branches in SixGe1-x mixed crystals

E. Rat, B. Hehlen, J. Kulda, I. Yonenaga, H. Casalta, E. Courtens, M. Foret, R. Vacher

Research output: Contribution to journalConference articlepeer-review

8 Citations (Scopus)

Abstract

The vibrational excitations of SixGe1-x crystals have been investigated using inelastic neutron scattering experiments. Local and resonant modes are observed. A strong broadening at high wave vectors is found for some transverse acoustic modes.

Original languageEnglish
Pages (from-to)429-430
Number of pages2
JournalPhysica B: Condensed Matter
Volume276-278
DOIs
Publication statusPublished - 2000 Mar
Event2nd European Conference on Neutron Scattering (ECNS '99) - Budapest, Hung
Duration: 1999 Sep 11999 Sep 4

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Electrical and Electronic Engineering

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