TY JOUR TI Phase formation in the system Y2O3-Al2O3-SiO2 KW Key worlds: yttrium silicates KW silicon carbide KW phase formation KW sol-gel method JO Technique and technology of silicates AU Lebedeva, Y.E. AU Popovich, N.V. AU Orlova, L.A. AU Chaynikova, A.S. AU Vaganova, M.L. AU Kachaev, A.A. PY 2016 IS PB Individual Entrepreneur Svetlana Vasilievna Samchenko