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Sr(Ba)-La-Cu氧化物的高临界温度超导电性
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Sr(Ba)-La-Cu氧化物的高临界温度超导电性
Sr(Ba)-La-Cu氧化物的高临界温度超导电性
贤忠
贤赵 忠
贤赵 忠
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1 February 1987
journal article
Published by
Science China Press., Co. Ltd.
in
Chinese Science Bulletin
Vol. 32
(3)
,
177-179
https://doi.org/10.1360/csb1987-32-3-177
Abstract
Bendnorz和Müller报道了在Ba-La-Cu-O系统中可能存在高临界温度超导电性. 该类系统具有几种含有混合价态铜的欠氧相,使之在非Jahn-Teller效应Cu~(+++)和有Jahn-Teller效应Cu~(++)离子之间有巡游电子态. 强电声子相互作用在该系统中的存在,可能导致从双极化子相(绝缘相)到超导电性的转变.
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Cited by 5 articles