Труды КНЦ (Технические науки вып.1/2025(16))

CHEMICAL TECHNOLOGIES, MATERIAL SCIENCES, METALLURGY CONTENTS Palatnikov M. N., Sidorov N. V., Formation and development at the ICT KSC RAS Shcherbina O. B., Biryukova I. V., of scientific and technological topics dedicated Smirnov M. V., Masloboeva S. M., to the synthesis and properties of niobate-tantalate Palatnikova O. V., Sandler V. A., single-crystal and ceramic opto-, acoustoelectronic Titov R. A., Bobreva L. A., and luminescent materials................................................................ 9 Teplyakova N. A., Efremov V. V., Efremov I. N., Gabain A. A., Manukovskaya D. V. Orlov V. M., Kolosov V. N., Developments of ICT KSC RAS in the field of metallurgy Prokhorova T. Yu., of rare metals...................................................................................... 16 Miroshnichenko M. N., Kryzhanov M. V. Vashurin A. S. Synthesis of functional materials based on cobalt compounds for the sorption of Nd3+ and Er3+ from aqueous solutions............................................................................... 22 Nechaev A. V., Polyakov E. G. Again about rare earths from apatite............................................. 27 Hovhannisyan M. R., Yeganyan J. R., Synthesis and study of biologically active glasses Iashchenko N. V., Grigoryan T. V., based on systems containing P 2 O 5 and MeG/MeF 2 .................. 31 Toroyan V. P., Kumkumajyan Ye. V., Galoyan., K. K., Gasparyan L. A., Manukyan G. G., Knyazyan N. B. Zamoryanskay M. V., Burakov B. E., Self-glowing wide-band crystalline materials activated Dementeva E. V., Orekhova K. N., by radionuclides................................................................................ 38 Gusev G. A., Kravets V. A., Trofimov A. N. Shevchenko V. YaJ, Perevislov S. N. Synthesis and properties of the diamond-silicon carbide composite material........................................................................... 43 Kasikov A. G., Belogurova E. А., Production of nickel sulfate from substandard products Tyukin D. P., Shcherbakov S. V., of Kola Mining and Metallurgy Company..................................... 49 Nikolayev D. E., Shevtsov A. V., Tyukin A. P. Permyakova N. A., Modern methods of prelim inary activation of hard-to-open Likhnikeevich E. G., concentrates of ore enrichment of rare metal pegmatites: Anufrieva S. I. Technological efficiency and perspective.................................... 56 Orlov V. M., Prokhorova T. Yu. Influence of reduction conditions on the characteristics of magnesium-thermal tantalum powders.................................... 60 Kolosov V. N., Miroshnichenko M. N. Obtaining powders of chromium carbides by the reaction of chromium with hexane.................................... 66 Lukoyanov I. A., Kalashnikova G. O., Effect of the interlayer cation in the AM-4 titanosilicate structure Timofeeva M. N., Panchenko V. N. on catalytic properties in the synthesis of 1-methoxy-2-propanol from methanol and propylene oxide..................................................... 72 Berbekova E. I., Krenev V. A., Influence of the temperature regime of heat treatment Pechenkina E. N., Fomichev S. V. on the mechanical properties of a composite material made of gabbro rock......................................................................... 76 Smul’skaya O. S., Gosteva A. N., Physical and chemical properties of double complex Charkin D. O. salt [Co(NH3)6][Co(C2O4)3]3H2O.................................................... 80 6