PACS:74.78.Bz, 74.72.Bk, 72.40.+w (all) DOI:10.1070/PU1992v035n08ABEH002258 URL: https://ufn.ru/en/articles/1992/8/f/ Citation: Kudinov V I, Kreines N M "Metastable photoinduced superconductivity in YBa2Cu3O6.4 films near the semiconductor-metal transition" Sov. Phys. Usp.35 (8) 720–722 (1992)