# generated using pymatgen data_Na5(NiO2)8 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 5.78384676 _cell_length_b 6.79680693 _cell_length_c 8.11018015 _cell_angle_alpha 81.39581193 _cell_angle_beta 78.00926965 _cell_angle_gamma 78.90071910 _symmetry_Int_Tables_number 1 _chemical_formula_structural Na5(NiO2)8 _chemical_formula_sum 'Na5 Ni8 O16' _cell_volume 304.03310318 _cell_formula_units_Z 1 loop_ _symmetry_equiv_pos_site_id _symmetry_equiv_pos_as_xyz 1 '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 Na Na0 1 0.78643206 0.27508457 0.72917040 1.0 Na Na1 1 0.50000000 0.50000000 0.50000000 1.0 Na Na2 1 0.21356794 0.72491543 0.27082960 1.0 Na Na3 1 0.50000000 -0.00000000 -0.00000000 1.0 Na Na4 1 0.00000000 -0.00000000 -0.00000000 1.0 Ni Ni5 1 0.62262535 0.87904484 0.62509066 1.0 Ni Ni6 1 0.37215010 0.62695333 0.87427834 1.0 Ni Ni7 1 0.12160443 0.87974498 0.62752360 1.0 Ni Ni8 1 0.62784990 0.37304667 0.12572166 1.0 Ni Ni9 1 0.37737465 0.12095516 0.37490934 1.0 Ni Ni10 1 0.87249059 0.62853123 0.87652496 1.0 Ni Ni11 1 0.12750941 0.37146877 0.12347504 1.0 Ni Ni12 1 0.87839557 0.12025502 0.37247640 1.0 O O13 1 0.83852200 0.90655602 0.79413398 1.0 O O14 1 0.64930805 0.60984652 0.70996872 1.0 O O15 1 0.60067279 0.14889622 0.53677328 1.0 O O16 1 0.31968948 0.90907537 0.77998553 1.0 O O17 1 0.83033425 0.39174217 0.27921249 1.0 O O18 1 0.39932721 0.85110378 0.46322672 1.0 O O19 1 0.68031052 0.09092463 0.22001447 1.0 O O20 1 0.16966575 0.60825783 0.72078751 1.0 O O21 1 0.57015334 0.65316325 0.02898810 1.0 O O22 1 0.07511483 0.14917175 0.52347842 1.0 O O23 1 0.35069195 0.39015348 0.29003128 1.0 O O24 1 0.16147800 0.09344398 0.20586602 1.0 O O25 1 0.42984666 0.34683675 0.97101190 1.0 O O26 1 0.92488517 0.85082825 0.47652158 1.0 O O27 1 0.09595575 0.64569487 0.04062512 1.0 O O28 1 0.90404425 0.35430513 0.95937488 1.0