Green synthesis of Natrolite zeolite/palladium nanocomposite and its application as a reusable catalyst for the reduction of organic dyes in the shortest time possible
Hatamifard, Arezo; nasrollahzadeh, mahmoud; Lipkowski, Janusz; RSC Adv.  (2015) –; doi:10.1039/C5RA18476B

data_7222992
_publ_section_title
;
 Green synthesis of Natrolite zeolite/palladium nanocomposite and its
 application as a reusable catalyst for the reduction of organic dyes in
 the shortest time possible
;
_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C5RA18476B
_journal_year                    2015
_chemical_formula_moiety         'Si3 Al2 O12 Na2 H4'
_chemical_formula_sum            'Al2 H4 Na2 O12 Si3'
_chemical_formula_weight         380.24
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           43
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'F -2d 2'
_symmetry_space_group_name_H-M   'F 2 d d'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-08-27 deposited with the CCDC.
2015-10-20 downloaded from the CCDC.
;
_cell_angle_alpha                90.0000(12)
_cell_angle_beta                 90.0000(12)
_cell_angle_gamma                90.0000(12)
_cell_formula_units_Z            8
_cell_length_a                   6.5880(2)
_cell_length_b                   18.2780(2)
_cell_length_c                   18.6130(2)
_cell_measurement_reflns_used    10189
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      50.58
_cell_measurement_theta_min      1.0
_cell_volume                     2241.29(8)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    SHELXS
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  Bruker
_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  0.0446
_diffrn_reflns_av_sigmaI/netI    0.0359
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       39
_diffrn_reflns_limit_k_min       -38
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -39
_diffrn_reflns_number            16556
_diffrn_reflns_theta_full        50.56
_diffrn_reflns_theta_max         50.56
_diffrn_reflns_theta_min         3.12
_exptl_absorpt_coefficient_mu    0.718
_exptl_absorpt_correction_type   none
_exptl_crystal_density_diffrn    2.254
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1520
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.19
_refine_diff_density_max         0.546
_refine_diff_density_min         -0.711
_refine_diff_density_rms         0.129
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.06(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.976
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     95
_refine_ls_number_reflns         5590
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.976
_refine_ls_R_factor_all          0.0402
_refine_ls_R_factor_gt           0.0350
_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^)+(0.0294P)^2^+8.5658P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0769
_refine_ls_wR_factor_ref         0.0807
_reflns_number_gt                5195
_reflns_number_total             5590
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c5ra18476b1.cif
_cod_data_source_block           shelxl
_cod_original_sg_symbol_H-M      F2dd
_cod_original_formula_sum        'Si3 Al2 O12 Na2 H4'
_cod_database_code               7222992