data_image0 _chemical_formula_structural AgSeAgSe _chemical_formula_sum "Ag2 Se2" _cell_length_a 3.756088740328832 _cell_length_b 6.059436708615192 _cell_length_c 17.638184619999997 _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 Ag Ag1 1.0 0.0 3.535807209527965e-05 0.5000158672792031 1.0000 Se Se1 1.0 4.197939986416905e-19 0.3398567043487836 0.5782380732331853 1.0000 Ag Ag2 1.0 0.5000000026185707 0.4999148428587656 0.499988907021657 1.0000 Se Se2 1.0 2.8347040403358856e-18 0.6599793747022972 0.42175716890755627 1.0000