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

Установлено что применение МА гидроксидного прекурсора позволяет повысить микротвердость, модуль Юнга, а также плотность получаемых керамик до значения, близкого к теоретическому [11]. Список источников 1. Teymourinia H. Advanced Rare Earth-Based Ceramic Nanomaterials. Chapter 4—Rare Earth Zirconate (Re2Zr2O7) Ceramic Nanomaterials // Elsevier Series on Advanced Ceramic Materials. 2022. P. 77-103. 2. Wang C., Guo L., Zhang Y., Zhao X., Ye F. Enhanced Thermal Expansion and Fracture Toughness of Sc 2 O 3 -doped Gd2Zr2O7 Ceramics // Ceram. Int. 2015. V. 41. P. 10730-10735. 3. Karaulov A. G., Zoz E. I., Shlyakhova T. M. Structure and Properties of Refractories Based on Zirconia Stabilized by Gadolinium Oxide // Refract. Ind. Ceram. 1996. V. 37. P. 83-87. 4. Diaz-Guillen J. A., Dura O. J., Diaz-Guillen M. R., Bauer E., Lopez de la Torre M. A., Fuentes A. F. Thermophysical Properties of Gd2Zr2O7 Powders Prepared by Mechanical Milling: Effect of Homovalent Gd3+ Substitution // J. Alloys Compd. 2015. V. 649. P. 1145-1150. 5. Diaz-Guillen J. A., Fuentes A. F., Diaz-Guillen M. R., Almanza J. M., Santamaria J., Leon C. The Effect of Homovalent A-site Substitutions on the Ionic Conductivity of Pyrochlore-type Gd2Zr2O7 // J. Power. Sources. 2009. V. 186. P. 349-352. 6. Cao X. Q., Vassen R., Stover D. Ceramic Materials for Thermal Barrier Coatings // J. Eur. Ceram. Soc. 2004. V. 24, Iss. 1. P. 1-10. 7. Duarte W., Vardelle M., Rossignol S. Effect of the Precursor Nature and Preparation Mode on the Coarsening of La2Zr2O7 Compounds // Ceram. Int. 2016. V. 42. P. 1197-1209. 8. Zinatloo-Ajabshir S., Salavati-Niasari M., Sobhari A., Zinatloo-Ajabshir Z. Rare Earth Zirconate Nanostructures: Recent Development on Preparation and Photocatalytic Applications // J. Alloys Compd. 2018. V. 767. P. 1164-1185. 9. Ewing R. C., Weber W. J., Lian J. Nuclear Waste Disposal-Pyrochlore (A 2 B 2 O 7 ): Nuclear Waste Form for the Immobilization of Plutonium and “Minor” Actinides // J. Appl. Phys. 2004. V. 95. P. 5949-5971. 10. Kalinkin A. M., Vinogradov V. Yu., Kalinkina E. V., Nevedomskii V. N. Preparation of nanocrystalline Gd2Zr2O7 from mechanically activated coprecipitated precursor // Chem. Pap. 2020. V. 74. P. 1161-1170. 11. Subramanian M., Aravamudan G., Subba Rao G. V. Oxide Pyrochlores—a Review // Prog. Solid State Chem. 1983. V. 15, Issue 2. P. 55-143. References 1. Teymourinia H. Advanced Rare Earth-Based Ceramic Nanomaterials. Chapter 4—Rare Earth Zirconate (Re 2 Zr 2 O 7 ) Ceramic Nanomaterials. Elsevier Series on Advanced Ceramic Materials, 2022, pp. 77-103. 2. Wang C., Guo L., Zhang Y., Zhao X., Ye F. Enhanced Thermal Expansion and Fracture Toughness of Sc 2 O 3 -doped Gd2Zr2O7 Ceramics. Ceram. Int., 2015, V. 41, pp. 10730-10735. 3. Karaulov A. G., Zoz E. I., Shlyakhova T. M. Structure and Properties of Refractories Based on Zirconia Stabilized by Gadolinium Oxide. Refract. Ind. Ceram., 1996, V. 37, pp. 83-87. 4. Diaz-Guillen J. A., Dura O. J., Diaz-Guillen M. R., Bauer E., Lopez de la Torre M. A., Fuentes A. F. Thermophysical Properties of Gd2Zr2O7 Powders Prepared by Mechanical Milling: Effect of Homovalent Gd3+ Substitution. J. Alloys Compd., 2015, V. 649, pp. 1145-1150. 5. Diaz-Guillen J. A., Fuentes A. F., Diaz-Guillen M. R., Almanza J. M., Santamaria J., Leon C. The Effect of Homovalent A-site Substitutions on the Ionic Conductivity of Pyrochlore-type Gd2Zr2O7. J. Power. Sources, 2009, V. 186, pp. 349-352. 6. Cao X. Q., Vassen R., Stover D. Ceramic Materials for Thermal Barrier Coatings. J. Eur. Ceram. Soc., 2004, V. 24, Iss. 1, pp. 1-10. 7. Duarte W., Vardelle M., Rossignol S. Effect of the Precursor Nature and Preparation Mode on the Coarsening of La2Zr2O7 Compounds. Ceram. Int., 2016, V. 42, pp. 1197-1209. 8. Zinatloo-Ajabshir S., Salavati-Niasari M., Sobhari A., Zinatloo-Ajabshir Z. Rare Earth Zirconate Nanostructures: Recent Development on Preparation and Photocatalytic Applications. J. Alloys Compd., 2018, V. 767, pp. 1164-1185. 9. Ewing R. C., Weber W. J., Lian J. Nuclear Waste Disposal-Pyrochlore (A 2 B 2 O 7 ): Nuclear Waste Form for the Immobilization of Plutonium and “Minor” Actinides. J. Appl. Phys., 2004, V. 95, pp. 5949-5971. 10. Kalinkin A. M., Vinogradov V. Yu., Kalinkina E. V., Nevedomskii V. N. Preparation of nanocrystalline Gd2Zr2O7 from mechanically activated coprecipitated precursor. Chem. Pap., 2020, V. 74, pp. 1161-1170. 11. SubramanianM., Aravamudan G., Subba Rao G. V. Oxide Pyrochlores—a Review. Prog. Solid State Chem., 1983, V. 15, Issue 2, pp. 55-143. Труды Кольского научного центра РАН. Серия: Технические науки. 2025. Т. 16, № 2. С. 73-76. Transactions of the Kola Science Centre of RAS. Series: Engineering Sciences. 2025. Vol. 16, No. 2. P. 73-76. © Виноградов В. Ю., Щербина О. Б., Ефремов В. В., Калинкин А. М., 2025 75