An athermal process of donor gettering by sinks, stimulated by pulsed ultra-sound, was observed for the first time. It occurred within 10-5s at 77 and 300K.

L.V.Borkovskaya, B.R.Dzhumaev, I.A.Drozdova, N.E.Kosunskaya, I.V.Markevich, A.F.Singaevskii, M.K.Sheinkman: Fizika Tverdogo Tela, 1995, 37[9], 2745-8 (Physics of the Solid State, 1995, 37[9], 1511-3)