Mensah, S.Y.; Mensah, N.G.; Elloh, V.W.; Banini, G.K.; Sam, Frederick; Allotey, F.K.A.
(University of Cape Coast, 2005)
The propagation of ultrasound is studied in bulk GaN semiconductor in the presence of a strong, ac field oscillating at a frequency much higher than that of the ultrasound. Analytical expressions have been obtained for the ...