Group (III) NitridesM[Mg2Al2N4] (M= Ca, Sr, Ba, Eu) and Ba[Mg2Ga2N4]—Structural Relation and Nontypical Luminescence Properties of Eu2+Doped Samples
Pust, Philipp; Hintze, Frauke; Hecht, Cora; Weiler, Volker; Locher, Andreas; Zitnanska, Daniela; Harm, Sascha; Wiechert, Detlef; Schmidt, Peter J.; Schnick, Wolfgang; Chemistry of Materials 26 (2014) 6113–; doi:10.1021/cm502280p

data_4002060
_publ_contact_author
;
        Prof. Dr. Wolfgang Schnick
        Department Chemie
        Ludwig-Maximilians-Universitaet Muenchen
        Butenandtstrasse 5 - 13 (D)
        D 81377 Muenchen
        Germany

;
_publ_section_title
;
 Group (III) NitridesM[Mg2Al2N4] (M= Ca, Sr, Ba, Eu) and
 Ba[Mg2Ga2N4]---Structural Relation and Nontypical Luminescence Properties
 of Eu2+Doped Samples
;
_journal_issue                   21
_journal_name_full               'Chemistry of Materials'
_journal_page_first              6113
_journal_paper_doi               10.1021/cm502280p
_journal_volume                  26
_journal_year                    2014
_chemical_formula_moiety         '2(Al Mg N2), Ba'
_chemical_formula_sum            'Al2 Ba Mg2 N4'
_chemical_formula_weight         295.95
_chemical_name_common            'Barium Magnesonitridoaluminate'
_chemical_name_systematic
; 
Barium Magnesonitridoaluminate
;
_space_group_IT_number           87
_symmetry_cell_setting           tetragonal
_symmetry_Int_Tables_number      87
_symmetry_space_group_name_Hall  '-I 4'
_symmetry_space_group_name_H-M   'I 4/m'
_audit_creation_method           'TOPAS ACADEMIC 4.1 + PLATON'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   8.2602(9)
_cell_length_b                   8.2602(9)
_cell_length_c                   3.4320(2)
_cell_measurement_temperature    297(2)
_cell_volume                     234.17(4)
_computing_molecular_graphics    'Diamond 3.0'
_computing_publication_material  'TOPAS ACADEMIC 4.1'
_computing_structure_refinement  'TOPAS ACADEMIC 4.1'
_computing_structure_solution    none
_diffrn_ambient_temperature      297(2)
_diffrn_measurement_device_type  'Huber G670'
_diffrn_radiation_monochromator  Ge-111
_diffrn_radiation_polarisn_ratio 27.87
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Cu K\a~1~'
_diffrn_radiation_wavelength     1.540596
_exptl_absorpt_coefficient_mu    71.189
_exptl_absorpt_correction_type   none
_exptl_absorpt_process_details
;
none
;
_exptl_crystal_density_diffrn    4.197
_exptl_crystal_F_000             268
_pd_calc_method                  'Rietveld Refinement'
_pd_char_colour                  red
_pd_char_particle_morphology     powder
_pd_meas_number_of_points        14384
_pd_proc_info_excluded_regions
;
none
;
_pd_proc_ls_prof_R_factor        0.02280
_pd_proc_ls_prof_wR_factor       0.03061
_pd_proc_number_of_points        14384
_refine_ls_goodness_of_fit_all   1.363
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     63
_refine_ls_number_restraints     0
_refine_ls_R_Fsqd_factor         0.03365
_refine_ls_shift/su_max          0.00
_refine_ls_shift/su_mean         0.00
_reflns_d_resolution_high        1.17550
_reflns_d_resolution_low         8.83817
_reflns_limit_h_max              6
_reflns_limit_h_min              0
_reflns_limit_k_max              6
_reflns_limit_k_min              0
_reflns_limit_l_max              2
_reflns_limit_l_min              0
_reflns_number_total             46
_cod_data_source_file            cm502280p_si_004.cif
_cod_data_source_block           BaAl2Mg2N4
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Tetragonal' changed to 'tetragonal'
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 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 4002058--4002062.cif.
;
_cod_database_code               4002060
_pd_proc_ls_prof_r_expected      0.02245