Diffusion and surface energy barrier for labile oxygen in YBa2Cu3O7−δ |
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| Authors: | V B Vykhodets T E Kurennykh B V Slobodin K V Trifonov A Ya Fishman |
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| Institution: | (1) Institute of the Physics of Metals and Metallurgy, Ural Branch of the Russian Academy of Sciences, 620219 Ekaterinburg, Russia |
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| Abstract: | A study is made of the isotope exchange kinetics of tracer oxygen atoms between the gas phase and the CuO1−δ
plane in the YBa2Cu3O7−δ
crystal under isochronous and isothermal annealing. The parameters of the surface energy barrier for oxygen atoms are found.
Fiz. Tverd. Tela (St. Petersburg) 39, 42–48 (January 1997) |
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