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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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高压对高温超导体La1.85Sr0.15CuO4电子结构的影响
DOI: 10.11858/gywlxb.1994.01.001, PP. 1-8
Keywords: 电子态密度,能带宽度,费米面,原子价,空穴浓度
Abstract:
采用Recursion方法计算了常压和1GPa、4GPa、8GPa高压下La1.85Sr0.15CuO4的电子结构，给出了费米能、费米能处态密度以及各晶位原子价的定量变化。结果表明：高压下Tc的变化可能源于CuO2面上氧空穴和铜空穴数目的改变，且氧空穴数目的增加有利于超导性。
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