High-Temperature, High-Pressure Hydrothermal Synthesis, Crystal Structure and Photoluminescent Properties of K3[Gd1-xTbxGe3O8(OH)2] ( x = 0, 0.3, 0.1, 1 )
Liu, Wei; yang, min; Ji, Ying; Liu, Fuyang; Wang, Ying; Wang, Xiaofeng; Zhao, Xudong; Liu, Xiaoyang; RSC Advances  (2014) –; doi:10.1039/c4ra03048f

data_7216743
_publ_section_title
;
 High-Temperature, High-Pressure Hydrothermal Synthesis, Crystal Structure
 and Photoluminescent Properties of K3[Gd1-xTbxGe3O8(OH)2] ( x = 0, 0.3,
 0.1, 1 )
;
_journal_name_full               'RSC Advances'
_journal_paper_doi               10.1039/c4ra03048f
_journal_year                    2014
_chemical_formula_sum            'Gd Ge3 H2 K3 O10'
_chemical_formula_weight         654.34
_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'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.6880(7)
_cell_length_b                   13.6891(7)
_cell_length_c                   6.0821(3)
_cell_measurement_reflns_used    4096
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      62.182
_cell_measurement_theta_min      5.965
_cell_volume                     1139.64(10)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  CCD
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0207
_diffrn_reflns_av_sigmaI/netI    0.0170
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -7
_diffrn_reflns_number            6064
_diffrn_reflns_theta_full        26.35
_diffrn_reflns_theta_max         26.35
_diffrn_reflns_theta_min         2.98
_exptl_absorpt_coefficient_mu    14.712
_exptl_absorpt_correction_T_max  0.555
_exptl_absorpt_correction_T_min  0.498
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    3.814
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             1196
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.007
_refine_diff_density_min         -1.278
_refine_diff_density_rms         0.149
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.721
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     85
_refine_ls_number_reflns         1213
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.721
_refine_ls_R_factor_all          0.0193
_refine_ls_R_factor_gt           0.0181
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0774
_refine_ls_wR_factor_ref         0.0798
_reflns_number_gt                1138
_reflns_number_total             1213
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ra03048f2.cif
_cod_data_source_block           120
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'Multi-scan'
changed to 'multi-scan' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/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 
;
_cod_original_sg_symbol_H-M      Pnma
_cod_original_formula_sum        ' Gd  Ge3   H2   K3 O10'
_cod_database_code               7216743