PACS:28.60.+s, 31.30.Gs, 42.60.Kg (all) DOI:10.1070/PU1977v020n03ABEH005343 URL: https://ufn.ru/en/articles/1977/3/b/ Citation: Basov N G, Belenov E M, Isakov V A, Markin E P, Oraevskii A N, Romanenko V I "New methods of isotope separation" Sov. Phys. Usp.20 209–225 (1977)