PACS:77.65.−j, 62.65.+k (all) DOI:10.1070/PU1970v012n04ABEH004069 URL: https://ufn.ru/en/articles/1970/4/n/ Citation: Gal’perin Yu M, Drichko I L, Ilisavskii Yu V, Kudinova V A "Possibility of Obtaining and Using the Effect of Amplification of Ultrasound by a Semiconductor in a Magnetic Field" Sov. Phys. Usp.12 585–585 (1970)