Ca0.1 Cu La1.9 O4.05 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 1006191 _database_code_amcsd 0015100 5.3311 5.3653 13.1570 90 90 90 Bmab atom x y z occ La1 0 .0039 .3608 .95 Ca1 0 .0039 .3608 .05 Cu1 0 0 0 O1 .25 .25 .0056 O2 0 -.0265 .1823 .920 O3 .042 .087 .185 .040 O4 .25 .25 .219 .025