Ca0.05 Cu La1.95 O4.09 Rial C, Moran E, Alario-Franco M, Amador U, Martinez J, Rodriguez-Carvajal J, Andersen N Physica C 297 (1998) 277-293 Effects of extra oxygen on the structure and superconductivity of La2-xCaxCuO4+y prepared by chemical oxidation _cod_database_code 1006184 _database_code_amcsd 0015093 5.3514 5.3730 13.1945 90 90 90 Bmab atom x y z occ La1 0 .0015 .3601 .975 Ca1 0 .0015 .3601 .025 Cu1 0 0 0 O1 .25 .25 .0044 1.01 O2 0 -.0218 .1825 .8945 O3 .018 .098 .182 .0527 O4 .25 .25 .244 .035