data_global _amcsd_formula_title 'BaTiO3' loop_ _publ_author_name 'Xiao C J' 'Jin C Q' 'Wang X H' _journal_name_full 'Materials Chemistry and Physics' _journal_volume 111 _journal_year 2008 _journal_page_first 209 _journal_page_last 212 _publ_section_title ; Crystal structure of dense nanocrystalline BaTiO3 ceramics Note: phase T (tetragonal) ; _database_code_amcsd 0018579 _chemical_compound_source 'Synthetic' _chemical_formula_sum 'Ba Ti O3' _cell_length_a 3.9988 _cell_length_b 3.9988 _cell_length_c 4.0222 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 64.317 _exptl_crystal_density_diffrn 6.021 _symmetry_space_group_name_H-M 'P 4 m m' loop_ _space_group_symop_operation_xyz 'x,y,z' '-y,-x,z' '-y,x,z' 'x,-y,z' '-x,-y,z' 'y,x,z' 'y,-x,z' '-x,y,z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv Ba 0.00000 0.00000 0.00000 0.19600 Ti 0.50000 0.50000 0.50210 0.01800 O1 0.50000 0.50000 -0.01530 0.01700 O2 0.50000 0.00000 0.51300 0.01100