data_global _amcsd_formula_title 'Ce2 Ni15.11 Si1.89' loop_ _publ_author_name 'Isnard O' 'Buschow K' _journal_name_full 'Journal of Alloys and Compounds' _journal_volume 267 _journal_year 1998 _journal_page_first 50 _journal_page_last 53 _publ_section_title ; Crystal structure and magnetic properties of the compound Ce2 Ni15 Si2 _cod_database_code 1008885 ; _database_code_amcsd 0016752 _chemical_formula_sum 'Ce2 Ni15.11 Si1.89' _cell_length_a 8.279 _cell_length_b 8.279 _cell_length_c 12.065 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_volume 716.166 _exptl_crystal_density_diffrn 8.487 _symmetry_space_group_name_H-M 'R -3 m' loop_ _space_group_symop_operation_xyz 'x,y,z' '2/3+x,1/3+y,1/3+z' '1/3+x,2/3+y,2/3+z' 'x,x-y,z' '2/3+x,1/3+x-y,1/3+z' '1/3+x,2/3+x-y,2/3+z' 'y,x,-z' '2/3+y,1/3+x,1/3-z' '1/3+y,2/3+x,2/3-z' '-x+y,y,z' '2/3-x+y,1/3+y,1/3+z' '1/3-x+y,2/3+y,2/3+z' '-x,-x+y,-z' '2/3-x,1/3-x+y,1/3-z' '1/3-x,2/3-x+y,2/3-z' '-y,-x,z' '2/3-y,1/3-x,1/3+z' '1/3-y,2/3-x,2/3+z' 'x-y,-y,-z' '2/3+x-y,1/3-y,1/3-z' '1/3+x-y,2/3-y,2/3-z' 'y,-x+y,-z' '2/3+y,1/3-x+y,1/3-z' '1/3+y,2/3-x+y,2/3-z' '-x+y,-x,z' '2/3-x+y,1/3-x,1/3+z' '1/3-x+y,2/3-x,2/3+z' '-x,-y,-z' '2/3-x,1/3-y,1/3-z' '1/3-x,2/3-y,2/3-z' '-y,x-y,z' '2/3-y,1/3+x-y,1/3+z' '1/3-y,2/3+x-y,2/3+z' 'x-y,x,-z' '2/3+x-y,1/3+x,1/3-z' '1/3+x-y,2/3+x,2/3-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Ce1 0.00000 0.00000 0.34280 1.00000 Ni1 0.00000 0.00000 0.09820 1.00000 Ni2 0.50000 0.00000 0.50000 0.37000 Si1 0.50000 0.00000 0.50000 0.63000 Ni3 0.29740 0.00000 0.00000 1.00000 Ni4 0.50250 0.49750 0.15320 1.00000