Local Structural Perturbations in HgBa2C
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Neil C. Hyatt; Jason P. Hodges; Ian Gameson; Steve Hull; Peter P. Edwards
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Article
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1999
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Elsevier Science
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English
⚖ 449 KB
The high-temperature superconduct?or, HgBa 2 CuO 4؉ ( '0), is the 5rst and arguably the most simple member of the homologous series of mercury-based cuprates, of general formula HgBa 2 Ca n؊1 Cu n O 2n؉2؉ (n ؍ 1. . . 8). The presence of interstitial oxygen in the HgO rock salt layer is crucial in