Труды КНЦ (Технические науки вып.2/2025(16))

CHEMICAL TECHNOLOGIES, MATERIAL SCIENCES, METALLURGY Bastrygina S. V. The effect of complex man-made additives on the specific strength of lightweight concrete on porous aggregate................... 205 Belogurova T. P., Bastrygina S. V., Use of crushed stone and sand from slag of Kola MMC Mikhanoshina I. A., for the production of concrete........................................................... 211 Fadeev A. M. Tiukavkina V. V., Isyriateva A. V. Influence of variability of composition and properties of SiO 2 -TiO 2 nanocomposites on mechanical and self-cleaning properties of fine-grained concrete.................... 218 Kremenetskaya I. P., Kopkova E. K., Production of magnesium ammonium phosphate fertilizer Shirokaya A. A., Ivanova T. K., using thermoactivated serpentinite.................................................. 224 Slukovskaya M. V., Goychuk O. F., Novikov A. I. Kalinkin A. M., Kalinkina E. V., Mining waste of the Kola peninsula—a prospective Kruglyak E. A., Ivanova A. G. raw material for production of alkali activated binders.................... 230 Manakova N. K., Suvorova O. V. Integrated use of man-made raw materials in the production of thermal insulation foams.............................................................. 235 Suvorova O. V., Manakova N. K., Ceramic and hyperpressed materials based on slag Kurbatov E. A., Fadeev A. M. from Kola MMC.................................................................................. 241 Kremenetskaia I. P., Tiukavkina V. V., Hydraulic binding agent based on serpentinite Ivashevskaya S. N., Yakovlev K. A. from amphibolite deposit Sokolovskoe............................................. 248 Kruglyak E. A., Kalinkina E. V., Composite geopolymers based on fly ash, nepheline Ivanova A. G., Kalinkin A. M. and sodium hydroxide solution......................................................... 253 Belikov M. L., Safaryan S. A., Application of TiO 2 -Me (Fe, W, or V) photocatalysts in bacterial Fokina N. V., Soshina A. S. microflora inactivation processes under visible light irradiation............. 259 Palatnikov A. M., Makarevich E. V., The influence of anthropogenic factors on the structure Fokina N. V. of bacterioplankton in individual sections of reservoirs in the Apatity-Kirovsk region in the summer of 2024..................... 265 Novikov A. I., Shirokaya A. A., Elemental analysis of microparticles in the urban Slukovskaya M. V., Vetrova A. A., environment of Moscow and Murmansk........................................... 270 Sazonova O. I., Gavrichkova O. V. Goryachev A. A., Dubrovina V. N., Integrated processing of stale copper-nickel ore dressing Nevzorova Yu. V., Makarov D. V., tailings with the extraction of non-ferrous metals Kompanchenko A. A. and production of ferrous sulfate.......................................................... 276 8