TY JOUR TI THE ROLE OF Fe₂O₃ IN THE STRUCTURE AND PROPERTIES OF ALKALI-FREE IRON-CONTAINING MAGNESIUM ALUMOSILICATE GLASSES FOR CONTINUOUS HIGH-MODULUS FIBERGLASS, DEVELOPED ON THE BASIS OF FLY ASH KW Fe2O3 as a glass-forming agent KW structure of [FeO4]- and [AlO4]- KW cost reduction of fiberglass KW high-modulus glass KW iron-containing glasses KW modulus of elasticity of glass KW processing of fly ash of thermal power plants and GRES JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Lazarova, Y.S. AU Onishchuk, V.I. AU Shabalin, S.I. PY 2025 IS 10 PB Belgorod State Technological University named after V.G. Shukhov