TY JOUR TI Study of hydration products of non-autoclaved foam concrete KW foam concrete KW cement KW fly ash KW mineral KW structure KW X-ray KW normal hardening KW heat and moisture treatment KW HMT KW calcium hydrosilicate KW CSH KW ettringite JO Construction and Architecture AU Vishtorsky, E.M. AU Nazarova, A.V. AU Smirnov, A.P. AU Belov, I.V. PY 2023 IS 11 PB Publishing Center RIOR