#------------------------------------------------------------------------------ #$Date: 2010-06-10 18:11:07 +0300 (Thu, 10 Jun 2010) $ #$Revision: 1210 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/9007557.cif $ #------------------------------------------------------------------------------ # # 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_9007557 loop_ _publ_author_name 'Paul, G. L.' 'Pryor, A. W.' _publ_section_title ; The study of sodium nitrate by neutron diffraction Sample: T = 230 C Locality: synthetic ; _journal_name_full 'Acta Crystallographica, Section B' _journal_page_first 2700 _journal_page_last 2702 _journal_volume 28 _journal_year 1972 _chemical_formula_sum 'N Na O3' _chemical_name_mineral Nitratine _space_group_IT_number 167 _symmetry_space_group_name_Hall '-R 3 2"c' _symmetry_space_group_name_H-M 'R -3 c :H' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_length_a 5.079 _cell_length_b 5.079 _cell_length_c 17.23 _cell_volume 384.922 _diffrn_ambient_temperature 503.15 _exptl_crystal_density_diffrn 2.200 _[local]_cod_cif_authors_sg_H-M 'R -3 c' _[local]_cod_chemical_formula_sum_orig 'Na N O3' _cod_database_code 9007557 _amcsd_database_code AMCSD#0009364 loop_ _symmetry_equiv_pos_as_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,1/2+z 2/3+x,1/3+x-y,5/6+z 1/3+x,2/3+x-y,1/6+z y,x,1/2-z 2/3+y,1/3+x,5/6-z 1/3+y,2/3+x,1/6-z -x+y,y,1/2+z 2/3-x+y,1/3+y,5/6+z 1/3-x+y,2/3+y,1/6+z -x,-x+y,1/2-z 2/3-x,1/3-x+y,5/6-z 1/3-x,2/3-x+y,1/6-z -y,-x,1/2+z 2/3-y,1/3-x,5/6+z 1/3-y,2/3-x,1/6+z x-y,-y,1/2-z 2/3+x-y,1/3-y,5/6-z 1/3+x-y,2/3-y,1/6-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_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 Na 0.04470 0.04470 0.04500 0.02235 0.00000 0.00000 N 0.03550 0.03550 0.04240 0.01775 0.00000 0.00000 O 0.03660 0.09180 0.08410 0.04590 -0.01655 -0.03310 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Na 0.00000 0.00000 0.00000 N 0.00000 0.00000 0.25000 O 0.23960 0.00000 0.25000