Mechanism of high-temperature superconductivity in YBa2Cu3O7−δ: Crucial role of oxygen

Cnr Rao; P. Ganguly; J. Gopalakrishnan; D. D. Sarma

doi:10.1016/0025-5408(87)90247-9

Mechanism of high-temperature superconductivity in YBa2Cu3O7−δ: Crucial role of oxygen

Materials Research Bulletin 22(8): 1159-1163

Article 1987 English

Abstract

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Oxygen atoms in the middle CuO layer of YBa2Cu3O7 consisting of strings of corner-connected (CuO4)∞ units are shown to be crucial for superconductivity. Importance of hole-hole pairing giving rise to OO bonds is also indicated.

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Abstract

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