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Abrupt increase in thermal diffusion belowT c in YBa2Cu3O7−δ

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Abstract

We report the variation of the thermal diffusivity in the high temperature superconductor YBa2Cu3O7−δ below the transition temperature measured using photo-acoustic technique α is found to increase sharply belowT c. Qualitative explanations are given.

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Authors and Affiliations

  1. Department of Physics, Cochin University of Science and Technology, 682 022, Cochin, India

    Johney Isaac, Jacob Philip & B K Chaudhuri

  2. Department of Solid State Physics, Indian Association for the Cultivation of Science, 700 032, Calcutta, India

    B K Chaudhuri

Authors
  1. Johney Isaac
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  2. Jacob Philip
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  3. B K Chaudhuri
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Isaac, J., Philip, J. & Chaudhuri, B.K. Abrupt increase in thermal diffusion belowT c in YBa2Cu3O7−δ . Pramana - J. Phys. 32, L167–L169 (1989). https://doi.org/10.1007/BF02847021

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  • DOI: https://doi.org/10.1007/BF02847021

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