Divalent Metal Vinylphosphonate Layered Materials: Compositional Variability, Structural Peculiarities, Dehydration Behavior, and Photoluminescent Properties
Rosario M. P. Colodrero; Aurelio Cabeza; Pascual Olivera-Pastor; Duane Choquesillo-Lazarte; Juan M. Garcia-Ruiz; Adele Turner; Gheorghe Ilia; Bianca Maranescu; Konstantinos E. Papathanasiou; Gary B. Hix; Konstantinos D. Demadis; Miguel A. G. Aranda; Inorganic Chemistry 50 (2011) 11202–11211; doi:10.1021/ic201760w

data_4326745
_publ_section_title
;
 Divalent Metal Vinylphosphonate Layered Materials: Compositional
 Variability, Structural Peculiarities, Dehydration Behavior, and
 Photoluminescent Properties
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              11202
_journal_page_last               11211
_journal_paper_doi               10.1021/ic201760w
_journal_volume                  50
_journal_year                    2011
_chemical_formula_sum            'C2 H3 Fe O4 P'
_chemical_formula_weight         177.86
_chemical_name_systematic
;

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;
_space_group_IT_number           31
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac -2'
_symmetry_space_group_name_H-M   'P m n 21'
_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            2
_cell_length_a                   5.7012(9)
_cell_length_b                   9.778(2)
_cell_length_c                   4.8049(9)
_cell_measurement_temperature    293(2)
_cell_volume                     267.86(9)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_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  0.1021
_diffrn_reflns_av_sigmaI/netI    0.0828
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       6
_diffrn_reflns_limit_l_min       -6
_diffrn_reflns_number            3399
_diffrn_reflns_theta_full        27.38
_diffrn_reflns_theta_max         27.38
_diffrn_reflns_theta_min         4.14
_exptl_absorpt_coefficient_mu    3.028
_exptl_crystal_density_diffrn    2.205
_exptl_crystal_F_000             176
_refine_diff_density_max         1.019
_refine_diff_density_min         -0.827
_refine_diff_density_rms         0.198
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.04(8)
_refine_ls_extinction_coef       0.045(18)
_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   1.071
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     47
_refine_ls_number_reflns         662
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.0795
_refine_ls_R_factor_gt           0.0593
_refine_ls_shift/su_max          0.041
_refine_ls_shift/su_mean         0.005
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0632P)^2^+1.6756P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1286
_refine_ls_wR_factor_ref         0.1409
_reflns_number_gt                547
_reflns_number_total             662
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ic201760w_si_002_7.cif
_cod_data_source_block           new2
_cod_database_code               4326745