Crystallization of Calcium Vanadate Solids from Solution: A Metathetic Route
Parhi, Purnendu; Upreti, Shailesh; Ramanan, Arunachalam; Crystal Growth & Design 10 (2010) 5078–; doi:10.1021/cg100703h

data_4501916
_publ_section_title
;
 Crystallization of Calcium Vanadate Solids from Solution: A Metathetic
 Route
;
_journal_issue                   12
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              5078
_journal_paper_doi               10.1021/cg100703h
_journal_volume                  10
_journal_year                    2010
_chemical_formula_moiety         'O28 V10, 14(H2 O), 2(O), 2(N), 2(Ca)'
_chemical_formula_sum            'Ca2 H28 N2 O44 V10'
_chemical_formula_weight         1349.80
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.036(4)
_cell_angle_beta                 102.739(5)
_cell_angle_gamma                110.250(4)
_cell_formula_units_Z            1
_cell_length_a                   9.705(3)
_cell_length_b                   10.231(4)
_cell_length_c                   10.549(3)
_cell_measurement_reflns_used    6680
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      28.26
_cell_measurement_theta_min      2.13
_cell_volume                     955.1(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0269
_diffrn_reflns_av_sigmaI/netI    0.0284
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            9350
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         1.99
_exptl_absorpt_coefficient_mu    2.729
_exptl_absorpt_correction_T_max  0.739
_exptl_absorpt_correction_T_min  0.501
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2000)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    2.347
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             664
_exptl_crystal_size_max          0.324
_exptl_crystal_size_mid          0.213
_exptl_crystal_size_min          0.112
_refine_diff_density_max         1.017
_refine_diff_density_min         -0.900
_refine_diff_density_rms         0.300
_refine_ls_extinction_coef       0.0204(15)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.257
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     277
_refine_ls_number_reflns         3543
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.257
_refine_ls_R_factor_all          0.0429
_refine_ls_R_factor_gt           0.0381
_refine_ls_shift/su_max          0.010
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0663P)^2^+0.7505P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1075
_refine_ls_wR_factor_ref         0.1219
_reflns_number_gt                3395
_reflns_number_total             3543
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg100703h_si_001.cif
_cod_data_source_block           4
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4501916