data_image0 _chemical_formula_structural Nb8Se4 _chemical_formula_sum "Nb8 Se4" _cell_length_a 3.442043 _cell_length_b 7.2597418105522875 _cell_length_c 9.374895255478059 _cell_angle_alpha 92.33457227563231 _cell_angle_beta 90.0 _cell_angle_gamma 103.71330004231805 _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 Nb Nb1 1.0 0.21636386289999998 0.4327278514999999 0.12529188189999999 1.0000 Nb Nb2 1.0 0.4132570761 0.8265143924 0.35425949979999993 1.0000 Nb Nb3 1.0 0.7433473403 0.4866956935999999 0.37735290829999996 1.0000 Nb Nb4 1.0 0.0841087039 0.1682174567 0.39917505969999995 1.0000 Nb Nb5 1.0 0.9158909909999999 0.8317830951999999 0.6008246223999999 1.0000 Nb Nb6 1.0 0.2566523545 0.5133048582 0.6226467738999999 1.0000 Nb Nb7 1.0 0.5867426187 0.17348615949999996 0.6457401823 1.0000 Nb Nb8 1.0 0.7836351229 0.5672712820999999 0.8747077941999999 1.0000 Se Se1 1.0 0.8597964192000002 0.7195939189999999 0.13841910619999998 1.0000 Se Se2 1.0 0.5746022772 0.1492054694 0.18480671539999996 1.0000 Se Se3 1.0 0.42539673429999997 0.8507937156999998 0.8151940282999999 1.0000 Se Se4 1.0 0.14020256659999997 0.28040521469999996 0.86158057 1.0000