Effect of Ion Irradiation of the Second-Generation HTSC GdBa2Cu3O7 –x Ribbons on the Critical Parameters of Superconductor


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Abstract

This work studies the effect of irradiation defects induced by 132Xe27+ (167 MeV), 86Kr17+(107 MeV), and 40Ar8+(48 MeV) ions on the critical properties of the second-generation superconducting GdBa2Cu3O7 –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.

About the authors

A. V. Troitskii

Prokhorov General Physics Institute, Russian Academy of Sciences

Author for correspondence.
Email: at@kapella.gpi.ru
Russian Federation, Moscow, 119991

T. E. Demikhov

Lebedev Physical Institute, Russian Academy of Sciences

Email: at@kapella.gpi.ru
Russian Federation, Moscow, 119991

L. Kh. Antonova

Prokhorov General Physics Institute, Russian Academy of Sciences

Email: at@kapella.gpi.ru
Russian Federation, Moscow, 119991

S. A. Kuz’michev

Lebedev Physical Institute, Russian Academy of Sciences; Moscow State University

Email: at@kapella.gpi.ru
Russian Federation, Moscow, 119991; Moscow, 119991

V. A. Skuratov

Flerov Laboratory of Nuclear Reactions, Joint Institute of Nuclear Research

Email: at@kapella.gpi.ru
Russian Federation, Dubna, 141980

V. K. Semina

Flerov Laboratory of Nuclear Reactions, Joint Institute of Nuclear Research

Email: at@kapella.gpi.ru
Russian Federation, Dubna, 141980

G. N. Mikhailova

Prokhorov General Physics Institute, Russian Academy of Sciences

Email: at@kapella.gpi.ru
Russian Federation, Moscow, 119991

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