https://vital.lib.tsu.ru/vital/access/manager/Index en-us 5 https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000644783 3 eV. The bandgap was estimated at the level of E g ≈ 3.44 eV.]]> Wed 12 Dec 2018 16:38:13 KRAT ]]>