Труды КНЦ (Технические науки вып.1/2022(13))

CHEMICAL TECHNOLOGIES, MATERIAL SCIENCES, METALLURGY Dronova E. K. Murashova N. M Evstropova P. E Eroshenko N. V. Areshina N. S. Kasikov A. G Efremov I. N. Biryukova I. V. Kravchenko O. E., Palatnikov M. N. Isakova A. I., Petrova N. N., Artakhinova S. F Palatnikov M. N., Kadetova A. V. Sidorova O. V. Petrova S. V. Kamalov K. O. Akhmarov F. I., Chikishev S. A. Kameneva Yu. S. Chernousenko E. V. Mitrofanova G. V Gorbenko A. D., Kaplan M. A., Konushkin S. V. Nasakina E. O., Sergienko K. V., Baikin A. S., Ivannikov A. Yu. Sevostyanov M. A Kiselev Y. G. Shchukina E. S., Gerasimova L. G. Tarasenko T. N., Kovalev O. E. Kravchenko Z. F. Burkhovetskii V. V. Mikhaylov V. I., Golovchan A. V. Leaching of non-ferrous metals from ore raw materials using sodium dodecyl sulfate microemulsions...................................................................... 75 Synthesis of titanium phosphates from unconventional solid precursor...... 79 Improvement of the deleading roasting nickel dust technology of the Joint Stock Company “Kola Mining and Metallurgical Company”...... 85 Obtaining a series of LiNbO3 : Er : Zn single crystals with different zinc content and investigation of their optical and piezoacoustic properties....... 90 Collagen hydrolysates obtained from the swim bladder of northern fish: preparation and application............................................................................. 96 Nonlinear optical properties of lithium niobate crystals doped with япс ...... 103 Investigation of the solubility of zinc oxide in sodium hydroxide solutions... 108 The application of collectors with nitrile functional groupping for flotation of copper-nickel ores.............................................................................................112 Effect of silver alloying on the microhardness of stainless steel plates....... .....116 Production of anatase titanium dioxide — a filler for special sealants......... 119 Synthesis of bulk samples of Bi- and Ga-substituted yttrium iron garnet by the modified method of gel combustion using ethylene glycol................... 125 9