Structural and electrical properties of calcium and strontium hydrides
Verbraeken, Maarten C.; Suard, Emmanuelle; Irvine, John T. S.; Journal of Materials Chemistry 19 (2009) 2766–; doi:10.1039/b820173k

data_7200690
_publ_section_title
;
 Structural and electrical properties of calcium and strontium hydrides
;
_journal_issue                   18
_journal_name_full               'Journal of Materials Chemistry'
_journal_page_first              2766
_journal_paper_doi               10.1039/b820173k
_journal_volume                  19
_journal_year                    2009
_chemical_formula_structural     Sr0.999Na0.001D1.87
_chemical_formula_sum            'D1.87 Na0.001 Sr0.999'
_chemical_formula_weight         91.31
_chemical_name_systematic        ' ?'
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_cell_angle_alpha                90.00000
_cell_angle_beta                 90.00000
_cell_angle_gamma                90.00000
_cell_formula_units_Z            4
_cell_length_a                   6.36729(9)
_cell_length_b                   3.86346(6)
_cell_length_c                   7.30807(11)
_cell_measurement_temperature    298
_cell_volume                     179.777(5)
_computing_structure_refinement  FULLPROF
_diffrn_ambient_temperature      298
_diffrn_radiation_probe          neutron
_diffrn_radiation_type           'Constant Wavelength Neutron Diffraction'
_diffrn_radiation_wavelength     1.90946
_diffrn_source                   'nuclear reactor'
_diffrn_source_type              'D1A, ILL Grenoble'
_pd_instr_location               'ILL, Grenoble'
_pd_meas_2theta_range_inc        0.050016
_pd_meas_2theta_range_max        157.95000
_pd_meas_2theta_range_min        0.00000
_pd_meas_number_of_points        3160
_pd_meas_scan_method             step
_pd_proc_2theta_range_inc        0.050016
_pd_proc_2theta_range_max        158.8680
_pd_proc_2theta_range_min        0.9180
_pd_proc_info_excluded_regions   '0.00 - 5.00'
_pd_proc_ls_background_function
'linear interpolation between a set of background points'
_pd_proc_ls_pref_orient_corr     ' ?'
_pd_proc_ls_profile_function     pseudo-voigt
_pd_proc_ls_prof_R_factor        3.1872
_pd_proc_ls_prof_wR_expected     2.5140
_pd_proc_ls_prof_wR_factor       4.0363
_pd_proc_wavelength              1.909458
_refine_ls_number_parameters     30
_refine_ls_number_reflns         121
_refine_ls_number_restraints     0
_refine_ls_R_I_factor            4.4178
_cod_data_source_file            b820173k.txt
_cod_data_source_block           Sr1-xNaxD2-y
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_cell_volume        179.777(4)
_cod_original_sg_symbol_H-M      'P N M A'
_cod_original_formula_sum        'Sr0.999 Na0.001 D1.87'
_cod_database_code               7200690
_pd_proc_ls_prof_cr_factor       10.3973
_pd_proc_ls_prof_cwr_factor      8.9950
_pd_proc_ls_prof_cwr_expected    5.6026
_pd_proc_ls_prof_chi2            2.5777
_pd_proc_ls_prof_echi2           2.7748