TY JOUR TI Activating cement mixing water with the relaxation processes KW ultraviolet irradiation KW fractal-clathrate structure KW free water KW concrete strength JO Construction and Architecture AU Pavlov, A.N. AU Gol'tsov, Y.I. AU Mailyan, L.R. AU Shcherban', E.M. AU Stel'makh, S.A. AU Samofalova, M.S. PY 2021 IS 8 PB Publishing Center RIOR