Hexagonal YMnO~3~
Aken, Bas B. van; Meetsma, Auke; Palstra, Thomas T.M.; Acta Crystallographica Section C 57 (2001) 230–232; doi:10.1107/S0108270100015663

data_2011821
_publ_section_title
;
 Hexagonal YMnO~3~
;
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              230
_journal_page_last               232
_journal_paper_doi               10.1107/S0108270100015663
_journal_volume                  57
_journal_year                    2001
_chemical_formula_moiety         'Mn O3 Y'
_chemical_formula_sum            'Mn O3 Y'
_chemical_formula_weight         191.85
_chemical_name_systematic
;
   Ytrrium Manganese oxide
;
_space_group_IT_number           185
_symmetry_cell_setting           hexagonal
_symmetry_space_group_name_Hall  'P 6c -2'
_symmetry_space_group_name_H-M   'P 63 c m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            6
_cell_length_a                   6.1277(5)
_cell_length_b                   6.1277(5)
_cell_length_c                   11.4110(10)
_cell_measurement_reflns_used    22
_cell_measurement_temperature    180
_cell_measurement_theta_max      39.81
_cell_measurement_theta_min      29.83
_cell_volume                     371.06(5)
_computing_cell_refinement       'SET4 (de Boer & Duisenberg, 1984)'
_computing_data_collection       'CAD4-UNIX software (Enraf-Nonius, 1994)'
_computing_data_reduction        'HELENA (Spek, 1997)'
_computing_molecular_graphics    'PLATON (Spek, 1994)'
_computing_publication_material  'PLATON (Spek, 1990)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      180(2)
_diffrn_measurement_device_type
;
      Enraf Nonius CAD-4F diffractometer
;
_diffrn_measurement_method       \w/2\q
_diffrn_radiation_monochromator  'perpendicular mounted graphite'
_diffrn_radiation_source         'fine focus sealed Philips Mo tube '
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     .71073
_diffrn_reflns_av_R_equivalents  .0398
_diffrn_reflns_av_sigmaI/netI    .0271
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       0
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            3336
_diffrn_reflns_reduction_process
;
  Intensity data were corrected for Lorentz and polarization effects, scale
  variation, for absorption and reduced to F~o~^2^
;
_diffrn_reflns_theta_max         39.93
_diffrn_reflns_theta_min         3.57
_diffrn_standards_decay_%        'no decay, variation 0.5'
_diffrn_standards_interval_time  180
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    28.16
_exptl_absorpt_correction_T_max  .50980
_exptl_absorpt_correction_T_min  .06521
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details   '(Meulenaer & Tompa, 1965)'
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    5.151
_exptl_crystal_density_method    'Not Measured'
_exptl_crystal_description       platelet
_exptl_crystal_F_000             528
_exptl_crystal_size_max          .150
_exptl_crystal_size_mid          .024
_exptl_crystal_size_min          .015
_refine_diff_density_max         2.307
_refine_diff_density_min         -1.356
_refine_ls_extinction_coef       .018(2)
_refine_ls_extinction_method     'SHELXL97 (Sheldrick, 1997)'
_refine_ls_goodness_of_fit_ref   1.094
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     32
_refine_ls_number_reflns         853
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.093
_refine_ls_R_factor_all          .0484
_refine_ls_R_factor_gt           .0372
_refine_ls_shift/su_max          .000
_refine_ls_shift/su_mean         .000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
  calc w = 1/[\s^2^(Fo^2^)+(0.0717P)^2^] where P=(Fo^2^+2Fc^2^)/3
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         .1085
_reflns_number_gt                658
_reflns_number_total             853
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            sk1421.cif
_cod_data_source_block           180K
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Hexagonal' changed to 'hexagonal'
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 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Hexagonal' changed to 'hexagonal'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Analytical'
changed to 'analytical' 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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_database_code               2011821
_cod_database_fobs_code          2011821