# generated using pymatgen data_Y(NpH4)3 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 6.66301026 _cell_length_b 6.66301026 _cell_length_c 6.66301026 _cell_angle_alpha 90.00000000 _cell_angle_beta 90.00000000 _cell_angle_gamma 90.00000000 _symmetry_Int_Tables_number 1 _chemical_formula_structural Y(NpH4)3 _chemical_formula_sum 'Y2 Np6 H24' _cell_volume 295.80904320 _cell_formula_units_Z 2 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 Y Y0 1 0.00000000 0.00000000 0.00000000 1.0 Y Y1 1 0.50000000 0.50000000 0.50000000 1.0 Np Np2 1 0.25000000 0.00000000 0.50000000 1.0 Np Np3 1 0.75000000 0.00000000 0.50000000 1.0 Np Np4 1 0.00000000 0.50000000 0.25000000 1.0 Np Np5 1 0.00000000 0.50000000 0.75000000 1.0 Np Np6 1 0.50000000 0.75000000 0.00000000 1.0 Np Np7 1 0.50000000 0.25000000 0.00000000 1.0 H H8 1 0.00000000 0.15523537 0.30405378 1.0 H H9 1 0.50000000 0.19594622 0.65523537 1.0 H H10 1 0.50000000 0.80405378 0.34476463 1.0 H H11 1 0.80405378 0.65523537 0.50000000 1.0 H H12 1 0.19594622 0.65523537 0.50000000 1.0 H H13 1 0.34476463 0.50000000 0.80405378 1.0 H H14 1 0.65523537 0.50000000 0.80405378 1.0 H H15 1 0.30405378 0.00000000 0.15523537 1.0 H H16 1 0.15523537 0.30405378 0.00000000 1.0 H H17 1 0.84476463 0.69594622 0.00000000 1.0 H H18 1 0.30405378 0.00000000 0.84476463 1.0 H H19 1 0.84476463 0.30405378 0.00000000 1.0 H H20 1 0.69594622 0.00000000 0.15523537 1.0 H H21 1 0.69594622 0.00000000 0.84476463 1.0 H H22 1 0.15523537 0.69594622 0.00000000 1.0 H H23 1 0.00000000 0.84476463 0.69594622 1.0 H H24 1 0.00000000 0.15523537 0.69594622 1.0 H H25 1 0.00000000 0.84476463 0.30405378 1.0 H H26 1 0.65523537 0.50000000 0.19594622 1.0 H H27 1 0.34476463 0.50000000 0.19594622 1.0 H H28 1 0.80405378 0.34476463 0.50000000 1.0 H H29 1 0.19594622 0.34476463 0.50000000 1.0 H H30 1 0.50000000 0.80405378 0.65523537 1.0 H H31 1 0.50000000 0.19594622 0.34476463 1.0