upward

Lattice dynamics

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J L Feldman, N Bernstein, D A Papaconstantopoulos, M J Mehl, Tight-binding study of structure and vibrations of amorphous silicon, PRB 70, 165201 (2004) – e+err

J L Feldman, P B Allen, S R Bickham, Numerical study of low-frequency vibrations in amorphous silicon, PRB 59, 3551 (1999)

P B Allen, J L Feldman, J Fabian, F Wooten, Diffusons, locons and propagons: Character of atomic vibrations in amorphous Si, Philos Mag B 79, 1715 (1999)

J E Smith, M H Brodsky, B I Crowder, M I Nathan, A Pinczuk, Raman Spectra of Amorphous Si and Related Tetrahedrally Bonded Semiconductors, PRL 26, 642 (1971)