Structural principles and amorphouslike thermal conductivity of Na-doped Si clathrates

J. S. Tse, K. Uehara, Roger Rousseau, A. Ker, C. I. Ratcliffe, M. A. White, G. MacKay

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Abstract

A study was carried out to examine the fundamental principles that underlie the characteristics of Na-doped Si clathrates. Na8Si46 was measured over the temperature range 80-200 K. The thermal conductivity of this system was found to resemble that of an amorphous solid.

Original languageEnglish
Pages (from-to)114-117
Number of pages4
JournalPhysical Review Letters
Volume85
Issue number1
DOIs
Publication statusPublished - Jul 3 2000

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ASJC Scopus subject areas

  • Physics and Astronomy(all)

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