Effect of Ion Irradiation of the Second-Generation HTSC GdBa2Cu3O(7-x) Ribbons on the Critical Parameters of Superconductorстатья
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Аннотация:This work studies the effect of irradiation defects induced by ^{132}Xe^{27+} (167 MeV), ^{86}Kr^{17+} (107 MeV) and ^{40}Ar^{8+} (48 MeV) ions on the critical properties of the second-generation superconducting GdBa2Cu3O(7-x)-based ribbons (free from copper coating) produced by the SuperOx domestic company. Dependences of the critical current at 77 K in the self magnetic field and the critical temperature and width of the superconducting transition on the ion-irradiation fluence have been obtained. The ion-irradiation resistance of superconductor has been determined. The critical ion fluence value, at which the critical temperature is zero, was used to estimate the track radii in the superconductor.