#------------------------------------------------------------------------------ #$Date$ #$Revision$ #$URL$ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/. The original data for this entry # were provided the American Mineralogist Crystal Structure Database, # http://rruff.geo.arizona.edu/AMS/amcsd.php # # The file may be used within the scientific community so long as # proper attribution is given to the journal article from which the # data were obtained. # data_9013118 loop_ _publ_author_name 'Powell, B. M.' 'Heal, K. M.' 'Torrie, B. H.' _publ_section_title ; The temperature dependence of the crystal structures of the solid halogens, bromine and chlorine Locality: synthetic Sample: at T = 170 K ; _journal_name_full 'Molecular Physics' _journal_page_first 929 _journal_page_last 939 _journal_volume 53 _journal_year 1984 _chemical_formula_sum Br _chemical_name_mineral Bromine _space_group_IT_number 64 _symmetry_space_group_name_Hall '-C 2ac 2' _symmetry_space_group_name_H-M 'C m c a' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_length_a 6.6567 _cell_length_b 4.5541 _cell_length_c 8.7068 _cell_volume 263.949 _diffrn_ambient_temperature 170 _[local]_cod_data_source_file 13241.cif _[local]_cod_data_source_block global loop_ _symmetry_equiv_pos_as_xyz x,y,z 1/2+x,1/2+y,z x,1/2-y,1/2+z 1/2+x,-y,1/2+z -x,1/2+y,1/2-z 1/2-x,+y,1/2-z -x,y,z 1/2-x,1/2+y,z x,-y,-z 1/2+x,1/2-y,-z x,1/2+y,1/2-z 1/2+x,+y,1/2-z -x,1/2-y,1/2+z 1/2-x,-y,1/2+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_U_iso_or_equiv Br 0.00000 0.13610 0.11050 0.02596 loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 Br 0.02600 0.02060 0.03170 0.00000 0.00000 0.00110