Transparency through Structural Disorder: A New Concept for Innovative Transparent Ceramics
Al Saghir, Kholoud; Chenu, Sébastien; Veron, Emmanuel; Fayon, Franck; Suchomel, Matthew; Genevois, Cécile; Porcher, Florence; Matzen, Guy; Massiot, Dominique; Allix, Mathieu; Chemistry of Materials  (2015) 150106064151000–; doi:10.1021/cm5037106

data_4002157
_publ_section_title
;
 Transparency through Structural Disorder: A New Concept for Innovative
 Transparent Ceramics
;
_journal_name_full               'Chemistry of Materials'
_journal_page_first              150106064151000
_journal_paper_doi               10.1021/cm5037106
_journal_year                    2015
_chemical_formula_sum            'Al2.286 O8 Si1.714 Sr1.143'
_chemical_formula_weight         338
_chemical_name_systematic        ' ?'
_space_group_IT_number           193
_symmetry_cell_setting           hexagonal
_symmetry_Int_Tables_number      193
_symmetry_space_group_name_Hall  '-P 6c 2'
_symmetry_space_group_name_H-M   'P 63/m c m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            2
_cell_length_a                   5.200894(6)
_cell_length_b                   5.200894(6)
_cell_length_c                   15.2684
_cell_measurement_temperature    293
_cell_volume                     357.6681(6)
_diffrn_ambient_temperature      293
_diffrn_radiation_probe          x-ray
_diffrn_radiation_wavelength     0.41398
_exptl_absorpt_coefficient_mu    2.168
_exptl_crystal_density_diffrn    3.1371
_exptl_crystal_F_000             322
_pd_instr_location               ' ?'
_pd_meas_2theta_range_inc        0.001
_pd_meas_2theta_range_max        59.993
_pd_meas_2theta_range_min        0.500
_pd_meas_number_of_points        59494
_pd_proc_2theta_range_inc        0.001
_pd_proc_2theta_range_max        49.999
_pd_proc_2theta_range_min        0.5
_pd_proc_ls_background_function  '10 Legendre polynoms'
_pd_proc_ls_pref_orient_corr     'March & Dollase'
_pd_proc_ls_profile_function     Pseudo-Voigt
_pd_proc_ls_prof_R_factor        0.0565
_pd_proc_ls_prof_wR_expected     0.0453
_pd_proc_ls_prof_wR_factor       0.0746
_refine_diff_density_max         2.58
_refine_diff_density_min         -2.47
_refine_ls_goodness_of_fit_all   1.65
_refine_ls_number_constraints    1
_refine_ls_number_parameters     27
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0268
_refine_ls_R_factor_gt           0.0261
_refine_ls_shift/su_max          0.0411
_refine_ls_shift/su_mean         0.0036
_refine_ls_weighting_scheme      sigma
_refine_ls_wR_factor_all         0.0346
_refine_ls_wR_factor_gt          0.0344
_cod_data_source_file            cm5037106_si_005.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:

'_diffrn_radiation_probe' value 'X-ray' changed to 'x-ray' according
to
/home/saulius/struct/COD-crude-data--automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2935 2014-11-11 08:27:57Z andrius 
;
_cod_original_cell_volume        357.6690(6)
_cod_original_sg_symbol_Hall     '-P 6c;-2'
_cod_database_code               4002157