H.B. Brom, T.D. Schultz, et al.
Physical Review B
A one-sentence nonalgebraic evaluation of averages, such as occur in the theory of the Debye-Waller factor, is given, which is valid for certain types of anharmonic modes and also for ensembles more general than the canonical ensemble.
H.B. Brom, T.D. Schultz, et al.
Physical Review B
S. Kagoshima, T. Ishiguro, et al.
Solid State Communications
B.D. Silverman, T.D. Schultz
Solid State Communications
D.C. Mattis, T.D. Schultz
Physical Review