Structural properties and thermal conductivity of crystalline Ge clathrates

G. S. Nolas, T. J. R. Weakley, J. L. Cohn, R. Sharma
2000 Physical Review B (Condensed Matter)  
doi:10.1103/physrevb.61.3845 fatcat:uj5hzhkgcjg67bbqjscmf2nmfy