#------------------------------------------------------------------------------ #$Date: 2012-02-26 23:34:47 +0200 (Sun, 26 Feb 2012) $ #$Revision: 35909 $ #$URL: file:///home/coder/svn-repositories/cod/cif/7/10/27/7102714.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/ # # All data on this site have been placed in the public domain by the # contributors. # data_7102714 loop_ _publ_author_name 'Wu, Xiuni' 'Bilc, Daniel' 'Mahanti, Subhendra D' 'Kanatzidis, Mercouri G' _publ_section_title ; V2Al5Ge5: first ternary intermetallic in the V-Al-Ge system accessible in liquid aluminium. ; _journal_issue 13 _journal_name_full 'Chemical communications (Cambridge, England)' _journal_page_first 1506 _journal_page_last 1507 _journal_year 2004 _chemical_formula_sum 'Al5 Ge5 V2' _chemical_formula_weight 599.73 _chemical_name_systematic ; ? ; _space_group_IT_number 63 _symmetry_cell_setting orthorhombic _symmetry_space_group_name_Hall '-C 2c 2' _symmetry_space_group_name_H-M 'C m c m' _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 5.4072(10) _cell_length_b 12.978(2) _cell_length_c 11.362(2) _cell_measurement_temperature 293(2) _cell_volume 797.4(3) _computing_structure_refinement 'SHELXL-97 (Sheldrick, 1997)' _computing_structure_solution 'SHELXS-97 (Sheldrick, 1990)' _diffrn_ambient_temperature 293(2) _diffrn_measured_fraction_theta_full 0.939 _diffrn_measured_fraction_theta_max 0.939 _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 0.0965 _diffrn_reflns_av_sigmaI/netI 0.0719 _diffrn_reflns_limit_h_max 9 _diffrn_reflns_limit_h_min -9 _diffrn_reflns_limit_k_max 22 _diffrn_reflns_limit_k_min -22 _diffrn_reflns_limit_l_max 19 _diffrn_reflns_limit_l_min -19 _diffrn_reflns_number 6346 _diffrn_reflns_theta_full 37.92 _diffrn_reflns_theta_max 37.92 _diffrn_reflns_theta_min 11.48 _exptl_absorpt_coefficient_mu 21.293 _exptl_absorpt_correction_type empirical _exptl_crystal_colour 'metallic luster' _exptl_crystal_density_diffrn 4.996 _exptl_crystal_density_method 'not measured' _exptl_crystal_description 'needle crystal' _exptl_crystal_F_000 1084 _exptl_crystal_size_max '0.22 mm' _exptl_crystal_size_mid '0.17 mm' _exptl_crystal_size_min '0.15 mm' _refine_diff_density_max 2.207 _refine_diff_density_min -1.843 _refine_diff_density_rms 0.473 _refine_ls_extinction_coef 0.0099(7) _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 1.064 _refine_ls_hydrogen_treatment mixed _refine_ls_matrix_type full _refine_ls_number_parameters 40 _refine_ls_number_reflns 1133 _refine_ls_number_restraints 0 _refine_ls_restrained_S_all 1.064 _refine_ls_R_factor_all 0.0828 _refine_ls_R_factor_gt 0.0486 _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^)+(0.0414P)^2^+0.0000P] where P==(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.0895 _refine_ls_wR_factor_ref 0.0996 _reflns_number_gt 794 _reflns_number_total 1133 _reflns_threshold_expression >2sigma(I) _[local]_cod_data_source_file b404035j.txt _[local]_cod_data_source_block 1xw142a3 _[local]_cod_cif_authors_sg_H-M Cmcm _cod_depositor_comments ; The following automatic conversions were performed: '_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic' according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29. Automatic conversion script Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius ; _cod_database_code 7102714 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x, -y, z+1/2' '-x, y, -z+1/2' 'x, -y, -z' 'x+1/2, y+1/2, z' '-x+1/2, -y+1/2, z+1/2' '-x+1/2, y+1/2, -z+1/2' 'x+1/2, -y+1/2, -z' '-x, -y, -z' 'x, y, -z-1/2' 'x, -y, z-1/2' '-x, y, z' '-x+1/2, -y+1/2, -z' 'x+1/2, y+1/2, -z-1/2' 'x+1/2, -y+1/2, z-1/2' '-x+1/2, y+1/2, z' loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_adp_type _atom_site_occupancy _atom_site_symmetry_multiplicity _atom_site_calc_flag _atom_site_refinement_flags V1 V 0.25259(18) 0.39027(8) 0.7500 0.00330(19) Uani 1 2 d S Ge1 Ge 0.0000 0.22080(7) 0.7500 0.0060(2) Uani 1 4 d S Ge2 Ge 0.5000 0.34303(6) 0.55660(6) 0.00600(17) Uani 1 2 d S Ge3 Ge 0.0000 0.53221(6) 0.63210(6) 0.00789(17) Uani 1 2 d S Al1 Al -0.5000 0.2095(2) 0.7500 0.0108(6) Uani 1 4 d S Al2 Al 0.0000 0.33312(17) 0.54510(19) 0.0090(4) Uani 1 2 d S Al3 Al 0.0000 0.04252(17) 0.62733(19) 0.0086(4) Uani 1 2 d S loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_23 _atom_site_aniso_U_13 _atom_site_aniso_U_12 V1 0.0036(4) 0.0036(4) 0.0027(4) 0.000 0.000 0.0004(3) Ge1 0.0059(4) 0.0042(4) 0.0079(4) 0.000 0.000 0.000 Ge2 0.0064(3) 0.0079(3) 0.0037(3) -0.0009(2) 0.000 0.000 Ge3 0.0066(3) 0.0081(3) 0.0090(3) 0.0031(2) 0.000 0.000 Al1 0.0078(13) 0.0070(12) 0.0177(14) 0.000 0.000 0.000 Al2 0.0107(9) 0.0101(9) 0.0061(8) -0.0030(7) 0.000 0.000 Al3 0.0094(9) 0.0083(9) 0.0082(8) 0.0032(7) 0.000 0.000 loop_ _atom_type_symbol _atom_type_description _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source Al Al 0.0645 0.0514 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' V V 0.3005 0.5294 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' Ge Ge 0.1547 1.8001 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle _geom_angle_site_symmetry_1 _geom_angle_site_symmetry_3 Ge1 V1 Ge2 94.01(3) . 10_557 Ge1 V1 Ge2 94.01(3) . . Ge2 V1 Ge2 112.38(4) 10_557 . Ge1 V1 Ge3 108.54(4) . . Ge2 V1 Ge3 147.14(4) 10_557 . Ge2 V1 Ge3 90.11(2) . . Ge1 V1 Ge3 108.54(4) . 10_557 Ge2 V1 Ge3 90.11(2) 10_557 10_557 Ge2 V1 Ge3 147.14(4) . 10_557 Ge3 V1 Ge3 60.58(4) . 10_557 Ge1 V1 V1 121.84(3) . 3_656 Ge2 V1 V1 59.61(2) 10_557 3_656 Ge2 V1 V1 59.61(2) . 3_656 Ge3 V1 V1 120.95(2) . 3_656 Ge3 V1 V1 120.95(2) 10_557 3_656 Ge1 V1 Al1 61.53(4) . 1_655 Ge2 V1 Al1 63.13(3) 10_557 1_655 Ge2 V1 Al1 63.13(3) . 1_655 Ge3 V1 Al1 149.01(2) . 1_655 Ge3 V1 Al1 149.01(2) 10_557 1_655 V1 V1 Al1 60.31(4) 3_656 1_655 Ge1 V1 V1 58.16(3) . 3_556 Ge2 V1 V1 120.39(2) 10_557 3_556 Ge2 V1 V1 120.39(2) . 3_556 Ge3 V1 V1 59.05(2) . 3_556 Ge3 V1 V1 59.05(2) 10_557 3_556 V1 V1 V1 180.0 3_656 3_556 Al1 V1 V1 119.69(4) 1_655 3_556 Ge1 V1 Al3 149.64(5) . 14_557 Ge2 V1 Al3 60.12(5) 10_557 14_557 Ge2 V1 Al3 109.88(5) . 14_557 Ge3 V1 Al3 90.42(5) . 14_557 Ge3 V1 Al3 59.91(3) 10_557 14_557 V1 V1 Al3 61.05(3) 3_656 14_557 Al1 V1 Al3 112.42(5) 1_655 14_557 V1 V1 Al3 118.95(3) 3_556 14_557 Ge1 V1 Al3 149.64(5) . 5 Ge2 V1 Al3 109.88(5) 10_557 5 Ge2 V1 Al3 60.12(5) . 5 Ge3 V1 Al3 59.91(3) . 5 Ge3 V1 Al3 90.42(5) 10_557 5 V1 V1 Al3 61.05(3) 3_656 5 Al1 V1 Al3 112.42(5) 1_655 5 V1 V1 Al3 118.95(3) 3_556 5 Al3 V1 Al3 60.58(9) 14_557 5 Ge1 V1 Al2 61.15(5) . . Ge2 V1 Al2 151.21(6) 10_557 . Ge2 V1 Al2 59.62(3) . . Ge3 V1 Al2 60.88(5) . . Ge3 V1 Al2 110.63(5) 10_557 . V1 V1 Al2 119.20(3) 3_656 . Al1 V1 Al2 90.66(5) 1_655 . V1 V1 Al2 60.80(3) 3_556 . Al3 V1 Al2 147.69(7) 14_557 . Al3 V1 Al2 90.35(6) 5 . Ge1 V1 Al2 61.15(5) . 10_557 Ge2 V1 Al2 59.62(3) 10_557 10_557 Ge2 V1 Al2 151.21(6) . 10_557 Ge3 V1 Al2 110.63(5) . 10_557 Ge3 V1 Al2 60.88(5) 10_557 10_557 V1 V1 Al2 119.20(3) 3_656 10_557 Al1 V1 Al2 90.66(5) 1_655 10_557 V1 V1 Al2 60.80(3) 3_556 10_557 Al3 V1 Al2 90.35(6) 14_557 10_557 Al3 V1 Al2 147.69(7) 5 10_557 Al2 V1 Al2 112.55(7) . 10_557 V1 Ge1 V1 63.68(5) . 3_556 V1 Ge1 Al3 136.69(3) . . V1 Ge1 Al3 136.69(3) 3_556 . V1 Ge1 Al3 136.69(3) . 10_557 V1 Ge1 Al3 136.69(3) 3_556 10_557 Al3 Ge1 Al3 62.13(9) . 10_557 V1 Ge1 Al1 124.95(8) . . V1 Ge1 Al1 61.27(7) 3_556 . Al3 Ge1 Al1 87.34(6) . . Al3 Ge1 Al1 87.34(6) 10_557 . V1 Ge1 Al1 61.27(7) . 1_655 V1 Ge1 Al1 124.95(8) 3_556 1_655 Al3 Ge1 Al1 87.34(6) . 1_655 Al3 Ge1 Al1 87.34(6) 10_557 1_655 Al1 Ge1 Al1 173.78(14) . 1_655 V1 Ge1 Al2 63.20(4) . 10_557 V1 Ge1 Al2 63.20(4) 3_556 10_557 Al3 Ge1 Al2 153.12(7) . 10_557 Al3 Ge1 Al2 90.99(7) 10_557 10_557 Al1 Ge1 Al2 91.65(4) . 10_557 Al1 Ge1 Al2 91.65(4) 1_655 10_557 V1 Ge1 Al2 63.20(4) . . V1 Ge1 Al2 63.20(4) 3_556 . Al3 Ge1 Al2 90.99(7) . . Al3 Ge1 Al2 153.12(7) 10_557 . Al1 Ge1 Al2 91.65(4) . . Al1 Ge1 Al2 91.65(4) 1_655 . Al2 Ge1 Al2 115.89(10) 10_557 . Al2 Ge2 Al3 98.59(7) 13_556 13_556 Al2 Ge2 V1 125.57(5) 13_556 3_656 Al3 Ge2 V1 122.88(5) 13_556 3_656 Al2 Ge2 V1 125.57(5) 13_556 . Al3 Ge2 V1 122.88(5) 13_556 . V1 Ge2 V1 60.77(4) 3_656 . Al2 Ge2 Al2 86.33(5) 13_556 . Al3 Ge2 Al2 89.32(5) 13_556 . V1 Ge2 Al2 123.76(5) 3_656 . V1 Ge2 Al2 63.02(5) . . Al2 Ge2 Al2 86.33(5) 13_556 1_655 Al3 Ge2 Al2 89.32(5) 13_556 1_655 V1 Ge2 Al2 63.02(5) 3_656 1_655 V1 Ge2 Al2 123.76(5) . 1_655 Al2 Ge2 Al2 172.24(10) . 1_655 Al2 Ge2 Al3 170.43(7) 13_556 5 Al3 Ge2 Al3 71.84(8) 13_556 5 V1 Ge2 Al3 62.11(4) 3_656 5 V1 Ge2 Al3 62.11(4) . 5 Al2 Ge2 Al3 93.42(5) . 5 Al2 Ge2 Al3 93.42(5) 1_655 5 Al2 Ge2 Al1 78.55(7) 13_556 1_655 Al3 Ge2 Al1 177.14(7) 13_556 1_655 V1 Ge2 Al1 59.41(5) 3_656 1_655 V1 Ge2 Al1 59.41(5) . 1_655 Al2 Ge2 Al1 90.49(5) . 1_655 Al2 Ge2 Al1 90.49(5) 1_655 1_655 Al3 Ge2 Al1 111.02(7) 5 1_655 V1 Ge3 V1 61.90(5) 3_556 . V1 Ge3 Al1 110.22(4) 3_556 5 V1 Ge3 Al1 110.22(4) . 5 V1 Ge3 Al2 146.68(3) 3_556 9_566 V1 Ge3 Al2 146.68(3) . 9_566 Al1 Ge3 Al2 79.25(6) 5 9_566 V1 Ge3 Ge3 59.709(19) 3_556 10_557 V1 Ge3 Ge3 59.709(19) . 10_557 Al1 Ge3 Ge3 59.79(4) 5 10_557 Al2 Ge3 Ge3 139.04(5) 9_566 10_557 V1 Ge3 Al3 123.91(5) 3_556 5 V1 Ge3 Al3 62.02(5) . 5 Al1 Ge3 Al3 88.13(5) 5 5 Al2 Ge3 Al3 87.27(5) 9_566 5 Ge3 Ge3 Al3 91.15(5) 10_557 5 V1 Ge3 Al3 62.02(5) 3_556 5_455 V1 Ge3 Al3 123.91(5) . 5_455 Al1 Ge3 Al3 88.13(5) 5 5_455 Al2 Ge3 Al3 87.27(5) 9_566 5_455 Ge3 Ge3 Al3 91.15(5) 10_557 5_455 Al3 Ge3 Al3 173.88(9) 5 5_455 V1 Ge3 Al2 62.12(4) 3_556 . V1 Ge3 Al2 62.12(4) . . Al1 Ge3 Al2 170.73(6) 5 . Al2 Ge3 Al2 110.03(6) 9_566 . Ge3 Ge3 Al2 110.94(5) 10_557 . Al3 Ge3 Al2 92.24(5) 5 . Al3 Ge3 Al2 92.24(5) 5_455 . Ge3 Al1 Ge3 60.42(8) 5_445 14_447 Ge3 Al1 V1 138.655(19) 5_445 3_556 Ge3 Al1 V1 138.655(19) 14_447 3_556 Ge3 Al1 V1 138.655(19) 5_445 1_455 Ge3 Al1 V1 138.655(19) 14_447 1_455 V1 Al1 V1 59.38(8) 3_556 1_455 Ge3 Al1 Ge1 92.69(6) 5_445 . Ge3 Al1 Ge1 92.69(6) 14_447 . V1 Al1 Ge1 57.20(4) 3_556 . V1 Al1 Ge1 116.58(10) 1_455 . Ge3 Al1 Ge1 92.69(6) 5_445 1_455 Ge3 Al1 Ge1 92.69(6) 14_447 1_455 V1 Al1 Ge1 116.58(10) 3_556 1_455 V1 Al1 Ge1 57.20(4) 1_455 1_455 Ge1 Al1 Ge1 173.78(14) . 1_455 Ge3 Al1 Ge2 158.47(9) 5_445 10_457 Ge3 Al1 Ge2 98.05(3) 14_447 10_457 V1 Al1 Ge2 57.45(5) 3_556 10_457 V1 Al1 Ge2 57.45(5) 1_455 10_457 Ge1 Al1 Ge2 88.08(5) . 10_457 Ge1 Al1 Ge2 88.08(5) 1_455 10_457 Ge3 Al1 Ge2 98.05(3) 5_445 1_455 Ge3 Al1 Ge2 158.47(9) 14_447 1_455 V1 Al1 Ge2 57.45(5) 3_556 1_455 V1 Al1 Ge2 57.45(5) 1_455 1_455 Ge1 Al1 Ge2 88.08(5) . 1_455 Ge1 Al1 Ge2 88.08(5) 1_455 1_455 Ge2 Al1 Ge2 103.47(10) 10_457 1_455 Ge2 Al2 Ge3 104.15(8) 13_556 9_566 Ge2 Al2 Ge2 93.67(5) 13_556 . Ge3 Al2 Ge2 90.30(5) 9_566 . Ge2 Al2 Ge2 93.67(5) 13_556 1_455 Ge3 Al2 Ge2 90.30(5) 9_566 1_455 Ge2 Al2 Ge2 172.24(10) . 1_455 Ge2 Al2 Ge1 84.76(7) 13_556 . Ge3 Al2 Ge1 171.09(9) 9_566 . Ge2 Al2 Ge1 89.10(5) . . Ge2 Al2 Ge1 89.10(5) 1_455 . Ge2 Al2 Ge3 174.12(10) 13_556 . Ge3 Al2 Ge3 69.98(6) 9_566 . Ge2 Al2 Ge3 86.47(5) . . Ge2 Al2 Ge3 86.47(5) 1_455 . Ge1 Al2 Ge3 101.12(7) . . Ge2 Al2 V1 127.71(8) 13_556 . Ge3 Al2 V1 117.02(7) 9_566 . Ge2 Al2 V1 57.35(3) . . Ge2 Al2 V1 115.73(7) 1_455 . Ge1 Al2 V1 55.65(5) . . Ge3 Al2 V1 57.00(5) . . Ge2 Al2 V1 127.71(8) 13_556 3_556 Ge3 Al2 V1 117.02(7) 9_566 3_556 Ge2 Al2 V1 115.73(7) . 3_556 Ge2 Al2 V1 57.35(3) 1_455 3_556 Ge1 Al2 V1 55.65(5) . 3_556 Ge3 Al2 V1 57.00(5) . 3_556 V1 Al2 V1 58.41(6) . 3_556 Ge2 Al3 Ge1 85.66(7) 13_556 . Ge2 Al3 Ge3 92.58(5) 13_556 5_445 Ge1 Al3 Ge3 91.84(5) . 5_445 Ge2 Al3 Ge3 92.58(5) 13_556 5_545 Ge1 Al3 Ge3 91.84(5) . 5_545 Ge3 Al3 Ge3 173.88(9) 5_445 5_545 Ge2 Al3 Ge2 108.16(8) 13_556 5_445 Ge1 Al3 Ge2 166.18(9) . 5_445 Ge3 Al3 Ge2 87.63(5) 5_445 5_445 Ge3 Al3 Ge2 87.63(5) 5_545 5_445 Ge2 Al3 V1 145.62(5) 13_556 5_445 Ge1 Al3 V1 110.62(7) . 5_445 Ge3 Al3 V1 58.07(3) 5_445 5_445 Ge3 Al3 V1 115.97(7) 5_545 5_445 Ge2 Al3 V1 57.77(5) 5_445 5_445 Ge2 Al3 V1 145.62(5) 13_556 7_546 Ge1 Al3 V1 110.62(7) . 7_546 Ge3 Al3 V1 115.97(7) 5_445 7_546 Ge3 Al3 V1 58.07(3) 5_545 7_546 Ge2 Al3 V1 57.77(5) 5_445 7_546 V1 Al3 V1 57.91(6) 5_445 7_546 Ge2 Al3 Al3 144.60(5) 13_556 10_557 Ge1 Al3 Al3 58.93(5) . 10_557 Ge3 Al3 Al3 88.85(5) 5_445 10_557 Ge3 Al3 Al3 88.85(5) 5_545 10_557 Ge2 Al3 Al3 107.24(5) 5_445 10_557 V1 Al3 Al3 59.71(4) 5_445 10_557 V1 Al3 Al3 59.71(4) 7_546 10_557 loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_site_symmetry_2 V1 Ge1 2.5890(13) . V1 Ge2 2.6447(9) 10_557 V1 Ge2 2.6447(9) . V1 Ge3 2.6558(11) . V1 Ge3 2.6558(11) 10_557 V1 V1 2.676(2) 3_656 V1 Al1 2.701(3) 1_655 V1 V1 2.732(2) 3_556 V1 Al3 2.764(2) 14_557 V1 Al3 2.764(2) 5 V1 Al2 2.799(2) . V1 Al2 2.799(2) 10_557 Ge1 V1 2.5890(13) 3_556 Ge1 Al3 2.701(2) . Ge1 Al3 2.701(2) 10_557 Ge1 Al1 2.7076(5) . Ge1 Al1 2.7076(5) 1_655 Ge1 Al2 2.747(2) 10_557 Ge1 Al2 2.747(2) . Ge2 Al2 2.562(2) 13_556 Ge2 Al3 2.564(2) 13_556 Ge2 V1 2.6447(9) 3_656 Ge2 Al2 2.7098(5) . Ge2 Al2 2.7098(5) 1_655 Ge2 Al3 2.711(2) 5 Ge2 Al1 2.799(2) 1_655 Ge3 V1 2.6558(11) 3_556 Ge3 Al1 2.662(3) 5 Ge3 Al2 2.666(2) 9_566 Ge3 Ge3 2.6791(15) 10_557 Ge3 Al3 2.7075(5) 5 Ge3 Al3 2.7075(5) 5_455 Ge3 Al2 2.766(2) . Al1 Ge3 2.662(3) 5_445 Al1 Ge3 2.662(3) 14_447 Al1 V1 2.701(3) 3_556 Al1 V1 2.701(3) 1_455 Al1 Ge1 2.7076(5) 1_455 Al1 Ge2 2.799(2) 10_457 Al1 Ge2 2.799(2) 1_455 Al2 Ge2 2.562(2) 13_556 Al2 Ge3 2.666(2) 9_566 Al2 Ge2 2.7098(5) 1_455 Al2 V1 2.799(2) 3_556 Al3 Ge2 2.564(2) 13_556 Al3 Ge3 2.7075(5) 5_445 Al3 Ge3 2.7075(5) 5_545 Al3 Ge2 2.711(2) 5_445 Al3 V1 2.764(2) 5_445 Al3 V1 2.764(2) 7_546 Al3 Al3 2.788(4) 10_557