%0 Journal Article %T Evaluation of the photocatalytic activity of concrete %A Krushel'nickaya, E.A. %K photocatalytic properties, self-cleaning, titanium dioxide, organic pigment, ultraviolet radiation %J Bulletin of Belgorod State Technological University named after. V. G. Shukhov %D 2021 %N 6 %P 7 %I Belgorod State Technological University named after V.G. Shukhov