Dynamics of the crystal structure of tin-based type-I clathrates with different degrees of disorder in their cationic frameworks

Author:

Novikov V. V.12ORCID,Pilipenko K. S.12,Matovnikov A. V.12ORCID,Mitroshenkov N. V.12ORCID,Kornev B. I.12,Likhanov M. S.12342,Tyablikov A. S.12342,Shevelkov A. V.12342

Affiliation:

1. Bryansk Physical Laboratory Petrovsky Bryansk State University

2. Russia

3. Department of Chemistry

4. Lomonosov Moscow State University

Abstract

The temperature dependencies of heat capacity and cubic unit cell parameter for type-I clathrates were obtained to determine the influence of the concentration of vacancies and substituting atoms on the lattice dynamics.

Funder

Russian Science Foundation

Publisher

Royal Society of Chemistry (RSC)

Subject

Physical and Theoretical Chemistry,General Physics and Astronomy

Reference30 articles.

1. G. A. Slack , in CRC Handbook of Thermoelectrics, ed. D. M. Rowe, CRC Press, Boca Raton, FL, 1995

2. G. S. Nolas , G. A.Slack and S. B.Schjuman, in Recent Trends in Thermoelectric Materials Research, ed. T. M. Tritt, Academic Press, San Diego, CA, 2001

3. Clathrate thermoelectrics

4. Zintl Clathrates

5. Synthesis and superconductivity of barium deficient type I silicon clathrate compounds, Ba8−xSi46

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