TY JOUR TI SYNTHESIS AND PROPERTIES OF COMPOSITE MATERIALS BASED ON COPPER (II) FERRITE KW SPINELS KW COPPER FERRITE KW PURIFICATION OF AQUEOUS SOLUTIONS KW DESTRUCTION OF METHYL ORANGE JO Herald of Technological University AU Shabel'skaya, N.P. AU Zelenskaya, E.A. AU Vyal'cev, A.V. AU Baranova, V.A. AU Gaydukova, Y.A. PY 2025 IS 28 PB Kazan National Research Technological University