A Reversible, Isosymmetric, High-Pressure Phase Transition in Na3MnF6
Stefan Carlson; Yiqiu Xu; Ulf Hålenius; Rolf Norrestam; Inorganic Chemistry 37 (1998) 1486–1492; doi:10.1021/ic971171g

data_4322723
_publ_contact_author
;
      Stefan Carlson
      Structural Chemistry dept.
      Stockholm University
      10691 Stockholm
      Sweden
;
_publ_contact_author_email       sgk@struc.su.se
_publ_contact_author_fax         '46 8 163118'
_publ_contact_author_phone       '46 8 161440'
_publ_section_title
;
 A Reversible, Isosymmetric, High-Pressure Phase Transition in Na3MnF6
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1486
_journal_page_last               1492
_journal_paper_doi               10.1021/ic971171g
_journal_volume                  37
_journal_year                    1998
_chemical_compound_source        Synthetic
_chemical_formula_sum            'F6 Mn Na3'
_chemical_formula_weight         237.91
_chemical_name_systematic        'Trisodium hexafluoromanganate(III)'
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_cell_angle_alpha                90
_cell_angle_beta                 90.76(6)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   5.386(3)
_cell_length_b                   5.690(3)
_cell_length_c                   7.783(3)
_cell_measurement_pressure       2790000.0
_cell_measurement_reflns_used    22
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      15
_cell_measurement_theta_min      4
_cell_volume                     238.5(2)
_computing_cell_refinement       'Siemens XSCANS'
_computing_data_collection       'Siemens XSCANS'
_computing_data_reduction        'Siemens XSCANS'
_computing_structure_refinement  'SHELXTL 4.1 (Siemens, 1990)'
_diffrn_ambient_pressure         2790000.0
_diffrn_ambient_temperature      293(2)
_diffrn_measurement_device       'Siemens P4/RA'
_diffrn_measurement_method       \w--2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     .71073
_diffrn_reflns_limit_h_max       3
_diffrn_reflns_limit_h_min       -2
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            509
_diffrn_reflns_theta_max         29.76
_diffrn_reflns_theta_min         4.43
_exptl_absorpt_coefficient_mu    3.08
_exptl_absorpt_correction_T_max  0.79
_exptl_absorpt_correction_T_min  0.66
_exptl_absorpt_correction_type   integration
_exptl_crystal_colour            Red
_exptl_crystal_density_diffrn    3.312
_exptl_crystal_description       Prismatic
_exptl_crystal_F_000             224
_exptl_crystal_size_max          0.070
_exptl_crystal_size_mid          0.070
_exptl_crystal_size_min          0.040
_refine_diff_density_max         0.74
_refine_diff_density_min         -0.99
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_obs   0.976
_refine_ls_matrix_type           full
_refine_ls_number_parameters     19
_refine_ls_number_reflns         111
_refine_ls_R_factor_obs          0.067
_refine_ls_shift/esd_max         0.000
_refine_ls_shift/esd_mean        0.000
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details     w=1/[\s^2^(F)+0.0005F^2^]
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_obs         0.046
_reflns_number_observed          111
_reflns_number_total             192
_reflns_observed_criterion       F>2\s(F)
_cod_data_source_file            ic971171g_4.cif
_cod_data_source_block           IC971171G(IV)
_cod_depositor_comments
;
The following automatic conversions were performed:

'_refine_ls_weighting_scheme' value 'w=1/[\s^2^(F)+0.0005F^2^]' was
changed to 'calc'. New tag '_refine_ls_weighting_details' was
created. The value of the new tag was set to
'w=1/[\s^2^(F)+0.0005F^2^]'.

Automatic conversion script
Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas 
;
_cod_original_formula_sum        'Na3 Mn F6'
_cod_database_code               4322723