This program shows how to calculate the vibrational density of states using the Kernel Polynomial Method.
The details of this method can be found in the following article and the references therein: Y. M. Beltukov, C. Fusco, D. A. Parshin, A. Tanguy, Boson peak and Ioffe-Regel criterion in amorphous silicon-like materials: The effect of bond directionality. Physical Review E 93, 023006 (2016). http://doi.org/10.1103/PhysRevE.93.023006
Please cite this article if you find it useful.