data_image0 _chemical_formula_structural PbIBr2Cs _chemical_formula_sum "Pb1 I1 Br2 Cs1" _cell_length_a 6.409309595372093 _cell_length_b 5.870260790724922 _cell_length_c 5.870260790724926 _cell_angle_alpha 90.0 _cell_angle_beta 90.0 _cell_angle_gamma 90.0 _space_group_name_H-M_alt "P 1" _space_group_IT_number 1 loop_ _space_group_symop_operation_xyz 'x, y, z' loop_ _atom_site_type_symbol _atom_site_label _atom_site_symmetry_multiplicity _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Pb Pb1 1.0 0.053587909562195404 0.00032102612252583434 0.0003210261225258871 1.0000 I I1 1.0 0.5403687035360931 0.0035438944036951816 0.003543894403695079 1.0000 Br Br1 1.0 0.9936658152966753 0.5004071960134964 0.9986088804965105 1.0000 Br Br2 1.0 0.9936658152966754 0.9986088804965105 0.5004071960135023 1.0000 Cs Cs1 1.0 0.636688450028882 0.4992905253684847 0.49929052536849206 1.0000