data_global _amcsd_formula_title 'Nb O14 Rb3 Ti5' loop_ _publ_author_name 'Hervieu M' 'Rebbah A' 'Desgardin G' 'Raveau B' _journal_name_full 'Journal of Solid State Chemistry' _journal_volume 35 _journal_year 1980 _journal_page_first 200 _journal_page_last 206 _publ_section_title ; Layer Structuer: The Oxides A3 Ti5 M O14 _cod_database_code 1001108 ; _database_code_amcsd 0013412 _chemical_formula_sum 'Rb1.5 Ti2.5 Nb.5 O7' _cell_length_a 19.073 _cell_length_b 3.814 _cell_length_c 9.223 _cell_angle_alpha 90 _cell_angle_beta 100.93 _cell_angle_gamma 90 _cell_volume 658.751 _exptl_crystal_density_diffrn 4.097 _symmetry_space_group_name_H-M 'C 1 2/m 1' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,z' 'x,-y,z' '1/2+x,1/2-y,z' '-x,y,-z' '1/2-x,1/2+y,-z' '-x,-y,-z' '1/2-x,1/2-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Rb1 -0.01200 0.00000 0.04900 0.50000 Rb2 0.07300 0.00000 0.62700 1.00000 Ti1 0.63170 0.00000 0.33300 0.55000 Nb1 0.63170 0.00000 0.33300 0.45000 Ti2 0.68560 0.00000 0.01400 0.95000 Nb2 0.68560 0.00000 0.01400 0.05000 Ti3 0.73280 0.00000 0.70800 1.00000 O1 0.53540 0.00000 0.36100 1.00000 O2 0.61000 0.00000 0.10600 1.00000 O3 0.66000 0.00000 0.81500 1.00000 O4 0.68300 0.00000 0.53800 1.00000 O5 0.74100 0.00000 0.26800 1.00000 O6 0.78800 0.00000 0.94600 1.00000 O7 0.85000 0.00000 0.65700 1.00000