#------------------------------------------------------------------------------
#$Date: 2018-01-23 14:43:58 +0200 (Tue, 23 Jan 2018) $
#$Revision: 205493 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/54/43/1544327.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_1544327
loop_
_publ_author_name
'Lim, Chang Sung'
'Atuchin, Victor'
'Aleksandrovsky, Aleksandr'
'Molokeev, Maxim'
_publ_section_title
;
 Preparation of NaSrLa1-x(WO4)3:Ho3+/Yb3+ ternary tungstates and their
 upconversion photoluminescence properties
;
_journal_issue                   0
_journal_name_full               'Materials Letters'
_journal_page_first              38
_journal_page_last               41
_journal_paper_doi               10.1016/j.matlet.2016.05.121
_journal_volume                  181
_journal_year                    2016
_chemical_formula_moiety         'La1.33 Na1.33 O16 Sr1.33 W4'
_chemical_formula_sum            'La1.33 Na1.33 O16 Sr1.33 W4'
_chemical_formula_weight         1324.02
_space_group_IT_number           88
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  '-I 4ad'
_symmetry_space_group_name_H-M   'I 41/a :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            1
_cell_length_a                   5.37783(14)
_cell_length_b                   5.37783(14)
_cell_length_c                   11.75716(30)
_cell_measurement_reflns_used    104
_cell_measurement_temperature    300
_cell_measurement_theta_max      45
_cell_measurement_theta_min      5
_cell_volume                     340.029(15)
_diffrn_ambient_temperature      300
_diffrn_measurement_device_type
;
D8 ADVANCE Bruker
;
_diffrn_radiation_monochromator  none
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type
;
 Cu K\a~1~~2~
;
_exptl_absorpt_coefficient_mu    100.087
_exptl_crystal_density_diffrn    6.466172
_pd_char_colour
;
colourless
;
_pd_meas_2theta_range_inc        0.02
_pd_meas_2theta_range_max        90
_pd_meas_2theta_range_min        10
_pd_meas_scan_method             step
_pd_proc_ls_pref_orient_corr
;
Anisotropic model of PO. Spherical harmonics 2 ordrer.
 Jarvinen (1993). Application of symmetrized harmonics expansion to correction
of the preferred orientation effect. - J. Appl. Cryst. 26 p525-531.
;
_pd_proc_ls_profile_function     PearsonVII
_pd_proc_ls_prof_R_factor        11.662
_pd_proc_ls_prof_wR_expected     13.623
_pd_proc_ls_prof_wR_factor       16.984
_pd_proc_number_of_points        4000
_pd_spec_mount_mode              reflection
_refine_ls_goodness_of_fit_all   1.247
_refine_ls_R_I_factor            5.13
_refine_ls_shift/su_max          0.01000
_cod_data_source_file            Na0p33Sr0p33La0p33WO4.cif
_cod_data_source_block           a
_cod_original_cell_volume        340.030(19)
_cod_original_sg_symbol_Hall
;
-I 4ad
;
_cod_original_sg_symbol_H-M      I41/a
_cod_original_formula_sum
;
La1.33 Na1.33 O16 Sr1.33 W4
;
_cod_database_code               1544327
_cod_database_fobs_code          1544327
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x, -y, -z'
'-x, -y+1/2, z'
'-x+1/2, -y, z+1/2'
'-x+1/2, -y+1/2, -z+1/2'
'-y+1/4, x+1/4, -z+1/4'
'-y+1/4, x-1/4, z-1/4'
'-y-1/4, x+1/4, z+1/4'
'-y-1/4, x-1/4, -z-1/4'
'y+1/4, -x+1/4, z+1/4'
'y+1/4, -x-1/4, -z-1/4'
'y-1/4, -x+1/4, -z+1/4'
'y-1/4, -x-1/4, z-1/4'
'x, y+1/2, -z'
'x+1/2, y, -z+1/2'
'x+1/2, y+1/2, z+1/2'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_B_iso_or_equiv
Na Na 0 0.25 0.625 0.3333333 1.48(13)
Sr Sr 0 0.25 0.625 0.3333333 1.48(13)
La La 0 0.25 0.625 0.3333333 1.48(13)
W W 0 0.25 0.125 1 0.50(12)
O O 0.2561(24) 0.1039(17) 0.04925(86) 1 0.89(29)
loop_
_diffrn_radiation_wavelength
_diffrn_radiation_wavelength_wt
1.5406 1.0000
1.5443 0.5000
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
_geom_angle_site_symmetry_1
_geom_angle_site_symmetry_3
O Na O 71.11(47) 4_555 5_555
O Na O 74.5(42) 4_555 7_556
O Na O 97.43(38) 4_555 9_556
O Na O 147.7(15) 4_555 13_566
O Na O 75.37(42) 4_555 15_455
O Na O 137.9(11) 4_555 16_455
O Na O 129.96(84) 5_555 7_556
O Na O 73.47(44) 5_555 15_455
O Sr O 71.11(47) 4_555 5_555
O Sr O 74.5(42) 4_555 7_556
O Sr O 97.43(38) 4_555 9_556
O Sr O 147.7(15) 4_555 13_566
O Sr O 75.37(42) 4_555 15_455
O Sr O 137.9(11) 4_555 16_455
O Sr O 129.96(84) 5_555 7_556
O Sr O 73.47(44) 5_555 15_455
O La O 71.11(47) 4_555 5_555
O La O 74.5(42) 4_555 7_556
O La O 97.43(38) 4_555 9_556
O La O 147.7(15) 4_555 13_566
O La O 75.37(42) 4_555 15_455
O La O 137.9(11) 4_555 16_455
O La O 129.96(84) 5_555 7_556
O La O 73.47(44) 5_555 15_455
O W O 121.36(84) 1_555 3_555
O W O 103.88(55) 1_555 6_555
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_site_symmetry_2
Na O 2.477(12) 4_555
Na O 2.556(11) 5_555
Sr O 2.477(12) 4_555
Sr O 2.556(11) 5_555
La O 2.477(12) 4_555
La O 2.556(11) 5_555
W O 1.819(12) .
