disordered media

Exponential Krylov time integration for modeling multi-frequency optical response with monochromatic sources
M. A. Botchev, A. M. Hanse, and R. Uppu
J. Comput. Appl. Math. 340, 474-485 (2018)

Localization of light in a disordered medium
D.S. Wiersma, P. Bartolini, A. Lagendijk, R. Righini
Nature 390, 671-673 (1997)