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Superconductivity of a cuprate with compressed local octahedron

查看全文 作  者:WenMin [1,2]Li;LiPeng [1]Cao;JianFa [1,2]Zhao;XianCheng [1]Wang;RunZe [1]Yu;YouWen [1,2,3]Long;QingQing [1]Liu;ChangQing [1,2,3]Jin 高影响力作者 机构地区:[1]Institute of Physics, Chinese Academy of Sciences;[2]School of Physics, University of Chinese Academy of Sciences;[3]Collaborative Innovation Center of Quantum Matter高影响力机构 出  处:《Science China(Physics,Mechanics & Astronomy)》索引2019年第62卷第3期,共3页高影响力期刊 基  金:supported by the National Natural Science Foundation of China(Grant No.11820101003);the Ministry of Science&Technology(Grant Nos.2018YFA0305701,2017YFA0302901,and 2016YFA0300301) 摘  要:Since the historical discovery of high Tc superconductivity(HTS)of La2CuO4 in 1986[1],the superconductivity me chanism of copper oxides remains one of the biggest mysteries in the field of condensed matter physics[2-10].High-Tc cuprates crystallize into layered perovskite structure,as well as copper oxygen octahedron coordination.In octahedron symmetry,the 3d orbitals of Cu^2+with a 3d^9 configuration degenerate into two top eg and three lower t2g orbitals. 关 键 词:SUPERCONDUCTIVITY CUPRATE compressed LOCAL OCTAHEDRON
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