%0 Journal Article %A E. S. Ulyanova %A D. A. Zamyatin %A V. Yu. Kolosov %A E. V. Shalaeva %T Visible light photoluminescence in TiO$_2$/CdS nanopowders synthesized by sol-gel route: effect of gel aging time %J Nanosistemy: fizika, himiâ, matematika %D 2020 %P 480-487 %V 11 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/NANO_2020_11_4_a13/ %G en %F NANO_2020_11_4_a13