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Information × Registration Number 0220U101248, 0117U000404 , R & D reports Title Preparation and complex study fluxons-magnon heterostructures on the basis of the newest metamaterials with a given nanostructure popup.stage_title Head Grishanov Mukola I., Доктор фізико-математичних наук Registration Date 06-02-2020 Organization Ukrainian State University of Railway Transport popup.description2 A research object is гетероструктури a superconductor (niobium) is a permalloy or other magnetic alloy. The article of research is structural and electro-physical properties of these гетерострутур after treatment high pressure, by an irradiation and annealing for optimization of them technological descriptions. Research methods - for the decision of the put tasks the experimental methods of physics of solid and cryogenics were utillized. Single-crystals of ReBa2Cu3O7-δ (Re = Y, Ho) reared for solution-розплавною a method in gold crucible in the conditions of weak temperature gradient. Standards of ceramics of YBa2Cu3O7-δ were synthesized the method of твердофазного спікання of connections of Y2O3, BaCO3, CuО (all of brands), taken in the proper molar correlations. For the receipt of standards with addition of hafnium or zirconium in an initial charge added the different amount of gravimetric % Hf2O3, HfO2 чи ZrO2, accordingly. Were sciagraphy researches of structure and phase composition of experimental standards conducted on the x-ray photography diffractometer of DRON-3 in filtered Cu-Kα. The concentration of point defects (vacancies of oxygen) was changed by varying by the temperatures of annealing of crystals in the atmosphere of oxygen. The phase state and dynamic properties of the вихорової system probed a магнітотранспортним method. Measurings in the conditions of appendix of high-pressure conducted a piston-cylinder in the cartoonist of type. Irradiation electrons with energies 0,5.2,5 Ме conducted at the temperatures of Т < 10 К is on a dynamitron. To the dose of irradiation of 1018 см- 2 electrons with energy 2,5 МеВ answers усереднена on all of підгратках concentration of defects of 10-4 displacements/AT. Helium кріостат is specially constructed allowed to conduct measuring of resistance after an irradiation in the interval of temperatures 10 < Т < 300 K. Dinamiku magnetic stream probed a магнітотранспортним method. Pressure in a working chamber Product Description popup.authors Bevz Vladimir M. Vovk Ruslan V. Vovk Svyatoslav R. Gevorkyan Edvin S. Georgieva Tetyana V. Gres Valeriya Yu. Grishanov Mukola I. Zdorovko Sergey F. Kolesnichenko Vitalii G. Kotvytska Klavdiia A. Kotvyts'kyj Al'bert T. Lagutin Boris A. Lyannik Ljubov V. Marulev Victor V. Panchenko Natalia G. Panchenko Serhii V. Samoylov Olexiy V. Samoylova Natalia A. Timofeeva Larisa A. Chikina Helen L. Shkurpela Alexandra V. popup.nrat_date 2020-04-02 Close