data_image0 _chemical_formula_structural TaSe2 _chemical_formula_sum "Ta1 Se2" _cell_length_a 3.502904118926187 _cell_length_b 3.502904118926187 _cell_length_c 18.3033859965102 _cell_angle_alpha 90.0 _cell_angle_beta 90.0 _cell_angle_gamma 120.00000000000001 _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 Ta Ta1 1.0 9.176987579372766e-21 0.0 0.5000000000953321 1.0000 Se Se1 1.0 0.6666666671489656 0.3333333339913819 0.5902861356942359 1.0000 Se Se2 1.0 0.3333333339913818 0.6666666679827637 0.4097138644964281 1.0000