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Electronic structure of high-temperature superconductors II. La-Ba-Cu-O systems

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Abstract

Electronic structure of La2−x Ba x CuO4 superconductors has been studied. Model systems La10CuO −1222 , La10cuO +414 and LagBaCuO +314 with various Ba positions have been investigated using the quasirelativistic INDO molecular orbital method. The oxidation state of copper atoms corresponds to Cu(II). The influence of Ba/La substitution on copper atoms is much lower than on their oxygen ligands sphere.

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Breza, M. Electronic structure of high-temperature superconductors II. La-Ba-Cu-O systems. Czech J Phys 46, 503–507 (1996). https://doi.org/10.1007/BF01690897

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