Труды КНЦ вып.9 (ХИМИЯ И МАТЕРИАЛОВЕДЕНИЕ вып. 1/2018(9) Часть 2)

CONTENTS PLENARY REPORTS Gubanov A. I. Ivanets A. I. Ivanova E. V., Orekhova K. N., Kravets V. A., Trofimov A. N., Popova T. B., Zamoryanskaya M. V. Kasikov A. G. Knyazyan N. B. Kuznetsov V. G., Kurbanov T. A., Prokofyev A. V. Masloboev V. A., Makarov D. V., Svetlov A. V., Fokina N. V., Yanishevskaya E. S., Goryachev A. A. Melkonyan R. G. Milyutin V. V., Nekrasova N. A., Kaptakov V. O. Mukhin V. M. Nechaev A. V., Polyakov E. G. Nikolaev A. I. Palatnikov M. N., Sidorov N. V., Birukova I. V., Makarova O. V. Papynov E. K., Shichalin O. O., Tananaev I. G., Avramenko V. A., Sergienko V. I. Page Iridates are the materials with new exotic properties..................................... 33 Functional micro- and nanostructured materials based on natural silicates 35 and carbonates: preparation, properties, application...................................... Cathodoluminescence of oxide materials activated by rare earth ions....... 40 The research of I. V. Tananaev Institute of Chemistry and Technology of Rare Elements and Mineral Raw Materials of the Federal Research Centre “Kola Science Centre of the Russian Academy of Sciences” in the field of solvent extraction applied to the processing of copper-nickel raw materials 45 Effect of the precrystallization phase separation of aluminosilicate glasses on the properties of transparent glass ceramics............................................. 48 Plasma-chemical synthesis of functional carbon-composite materials on the basis of vacuum-arc discharge............................................................. 53 Problems and perspectives of hydrometallurgical processing methods for poor sulfide ores and raw materials in the northern regions.................... 58 Complex processing of amorphous rocks for glass raw "kanazite" and silicate materials......................................................................................... 64 New sorption materials in the processes of extracting valuable components from solutions and wastewater treatment....................................................... 67 Production of active carbons as an important direction of development of coal chemistry and their role in fu tu re ........................................................ 71 The current state and prospects of rare earths recycling............................. 75 Studies of I. V. Tananaev Institute of Chemistry and Technology of Rare Elements and Mineral Raw Materials of the federal Research Centre “Kola Science Centre of The Russian Academy of Sciences” for the sustainable development of chemical industry in the Russian Arctic............................... 80 The influence of threshold effects on forming of structure and properties of strongly doped lithium niobate crystals........................................................ 84 Spark plasma sintering capabilities for synthesis of functional ceramics for practical application..................................................................................... 90