The material structure described by Al8V5 is gamma-brass-like structured and crystallizes in the monoclinic Cm space group. There are seven inequivalent V sites. In the first V site, V(1) is bonded in a 12-coordinate geometry to one V(7), two equivalent V(4), two equivalent V(6), one Al(10), one Al(2), one Al(7), two equivalent Al(1), and two equivalent Al(3) atoms. In the second V site, V(2) is bonded in a 12-coordinate geometry to one V(4), one V(5), one V(6), one V(7), one Al(1), one Al(3), one Al(5), one Al(6), one Al(8), one Al(9), and two equivalent Al(4) atoms. In the third V site, V(3) is bonded in a distorted cuboctahedral geometry to one V(5), two equivalent V(6), one Al(10), one Al(2), one Al(7), two equivalent Al(5), two equivalent Al(6), and two equivalent Al(8) atoms. In the fourth V site, V(4) is bonded in a 13-coordinate geometry to one V(1), one V(2), one V(6), one V(7), one Al(1), one Al(4), one Al(5), one Al(7), one Al(8), two equivalent Al(3), and two equivalent Al(6) atoms. In the fifth V site, V(5) is bonded in a 12-coordinate geometry to one V(3), one V(7), two equivalent V(2), two equivalent V(6), one Al(2), one Al(9), two equivalent Al(1), and two equivalent Al(8) atoms. In the sixth V site, V(6) is bonded in a distorted q6 geometry to one V(1), one V(2), one V(3), one V(4), one V(5), one V(6), one V(7), one Al(10), one Al(3), one Al(4), one Al(5), and one Al(8) atom. In the seventh V site, V(7) is bonded in a distorted q6 geometry to one V(1), one V(5), two equivalent V(2), two equivalent V(4), two equivalent V(6), one Al(7), one Al(9), and two equivalent Al(6) atoms. There are ten inequivalent Al sites. In the first Al site, Al(1) is bonded in a 11-coordinate geometry to one V(1), one V(2), one V(4), one V(5), one Al(3), one Al(4), one Al(5), one Al(7), one Al(9), and two equivalent Al(8) atoms. In the second Al site, Al(2) is bonded in a 11-coordinate geometry to one V(1), one V(3), one V(5), one Al(10), one Al(9), two equivalent Al(3), two equivalent Al(6), and two equivalent Al(8) atoms. In the third Al site, Al(3) is bonded in a 11-coordinate geometry to one V(1), one V(2), one V(6), two equivalent V(4), one Al(1), one Al(10), one Al(2), one Al(4), one Al(6), and one Al(8) atom. In the fourth Al site, Al(4) is bonded in a 10-coordinate geometry to one V(4), one V(6), two equivalent V(2), one Al(1), one Al(3), one Al(5), one Al(6), one Al(8), and one Al(9) atom. In the fifth Al site, Al(5) is bonded in a 11-coordinate geometry to one V(2), one V(3), one V(4), one V(6), one Al(1), one Al(10), one Al(4), one Al(6), one Al(7), and two equivalent Al(8) atoms. In the sixth Al site, Al(6) is bonded in a 11-coordinate geometry to one V(2), one V(3), one V(7), two equivalent V(4), one Al(2), one Al(3), one Al(4), one Al(5), one Al(8), and one Al(9) atom. In the seventh Al site, Al(7) is bonded in a 10-coordinate geometry to one V(1), one V(3), one V(7), two equivalent V(4), one Al(10), two equivalent Al(1), and two equivalent Al(5) atoms. In the eighth Al site, Al(8) is bonded in a 13-coordinate geometry to one V(2), one V(3), one V(4), one V(5), one V(6), one Al(2), one Al(3), one Al(4), one Al(6), two equivalent Al(1), and two equivalent Al(5) atoms. In the ninth Al site, Al(9) is bonded in a 12-coordinate geometry to one V(5), one V(7), two equivalent V(2), one Al(10), one Al(2), two equivalent Al(1), two equivalent Al(4), and two equivalent Al(6) atoms. In the tenth Al site, Al(10) is bonded in a 11-coordinate geometry to one V(1), one V(3), two equivalent V(6), one Al(2), one Al(7), one Al(9), two equivalent Al(3), and two equivalent Al(5) atoms. is represented by the CIF card [CIF]
data_Al8V5
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.936
_cell_length_b   7.936
_cell_length_c   7.875
_cell_angle_alpha   71.167
_cell_angle_beta   71.167
_cell_angle_gamma   110.109
_symmetry_Int_Tables_number   1
_cell_volume   384.768
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Al  Al0  1  0.643  0.381  0.350  1.0
  Al  Al1  1  0.654  0.654  0.602  1.0
  Al  Al2  1  0.381  0.643  0.350  1.0
  Al  Al3  1  0.259  0.614  0.734  1.0
  Al  Al4  1  0.757  0.350  0.987  1.0
  Al  Al5  1  0.007  0.357  0.264  1.0
  Al  Al6  1  0.357  0.007  0.264  1.0
  Al  Al7  1  0.350  0.757  0.987  1.0
  Al  Al8  1  0.614  0.259  0.734  1.0
  Al  Al9  1  0.739  0.007  0.647  1.0
  Al  Al10  1  0.249  0.249  0.409  1.0
  Al  Al11  1  0.007  0.739  0.647  1.0
  Al  Al12  1  0.648  0.002  0.354  1.0
  Al  Al13  1  0.646  0.646  0.999  1.0
  Al  Al14  1  0.002  0.648  0.354  1.0
  Al  Al15  1  0.355  0.355  0.999  1.0
  V  V16  1  0.341  0.341  0.665  1.0
  V  V17  1  0.992  0.661  0.006  1.0
  V  V18  1  0.661  0.992  0.006  1.0
  V  V19  1  0.002  0.002  0.333  1.0
  V  V20  1  0.004  0.345  0.646  1.0
  V  V21  1  0.345  0.004  0.646  1.0
  V  V22  1  0.790  0.790  0.208  1.0
  V  V23  1  0.003  0.203  0.003  1.0
  V  V24  1  0.203  0.003  0.003  1.0
  V  V25  1  0.994  0.994  0.802  1.0
[/CIF]
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The material structure described by Al8V5 is gamma-brass-like structured and crystallizes in the monoclinic Cm space group. There are seven inequivalent V sites. In the first V site, V(1) is bonded in a 12-coordinate geometry to one V(7), two equivalent V(4), two equivalent V(6), one Al(10), one Al(2), one Al(7), two equivalent Al(1), and two equivalent Al(3) atoms. In the second V site, V(2) is bonded in a 12-coordinate geometry to one V(4), one V(5), one V(6), one V(7), one Al(1), one Al(3), one Al(5), one Al(6), one Al(8), one Al(9), and two equivalent Al(4) atoms. In the third V site, V(3) is bonded in a distorted cuboctahedral geometry to one V(5), two equivalent V(6), one Al(10), one Al(2), one Al(7), two equivalent Al(5), two equivalent Al(6), and two equivalent Al(8) atoms. In the fourth V site, V(4) is bonded in a 13-coordinate geometry to one V(1), one V(2), one V(6), one V(7), one Al(1), one Al(4), one Al(5), one Al(7), one Al(8), two equivalent Al(3), and two equivalent Al(6) atoms. In the fifth V site, V(5) is bonded in a 12-coordinate geometry to one V(3), one V(7), two equivalent V(2), two equivalent V(6), one Al(2), one Al(9), two equivalent Al(1), and two equivalent Al(8) atoms. In the sixth V site, V(6) is bonded in a distorted q6 geometry to one V(1), one V(2), one V(3), one V(4), one V(5), one V(6), one V(7), one Al(10), one Al(3), one Al(4), one Al(5), and one Al(8) atom. In the seventh V site, V(7) is bonded in a distorted q6 geometry to one V(1), one V(5), two equivalent V(2), two equivalent V(4), two equivalent V(6), one Al(7), one Al(9), and two equivalent Al(6) atoms. There are ten inequivalent Al sites. In the first Al site, Al(1) is bonded in a 11-coordinate geometry to one V(1), one V(2), one V(4), one V(5), one Al(3), one Al(4), one Al(5), one Al(7), one Al(9), and two equivalent Al(8) atoms. In the second Al site, Al(2) is bonded in a 11-coordinate geometry to one V(1), one V(3), one V(5), one Al(10), one Al(9), two equivalent Al(3), two equivalent Al(6), and two equivalent Al(8) atoms. In the third Al site, Al(3) is bonded in a 11-coordinate geometry to one V(1), one V(2), one V(6), two equivalent V(4), one Al(1), one Al(10), one Al(2), one Al(4), one Al(6), and one Al(8) atom. In the fourth Al site, Al(4) is bonded in a 10-coordinate geometry to one V(4), one V(6), two equivalent V(2), one Al(1), one Al(3), one Al(5), one Al(6), one Al(8), and one Al(9) atom. In the fifth Al site, Al(5) is bonded in a 11-coordinate geometry to one V(2), one V(3), one V(4), one V(6), one Al(1), one Al(10), one Al(4), one Al(6), one Al(7), and two equivalent Al(8) atoms. In the sixth Al site, Al(6) is bonded in a 11-coordinate geometry to one V(2), one V(3), one V(7), two equivalent V(4), one Al(2), one Al(3), one Al(4), one Al(5), one Al(8), and one Al(9) atom. In the seventh Al site, Al(7) is bonded in a 10-coordinate geometry to one V(1), one V(3), one V(7), two equivalent V(4), one Al(10), two equivalent Al(1), and two equivalent Al(5) atoms. In the eighth Al site, Al(8) is bonded in a 13-coordinate geometry to one V(2), one V(3), one V(4), one V(5), one V(6), one Al(2), one Al(3), one Al(4), one Al(6), two equivalent Al(1), and two equivalent Al(5) atoms. In the ninth Al site, Al(9) is bonded in a 12-coordinate geometry to one V(5), one V(7), two equivalent V(2), one Al(10), one Al(2), two equivalent Al(1), two equivalent Al(4), and two equivalent Al(6) atoms. In the tenth Al site, Al(10) is bonded in a 11-coordinate geometry to one V(1), one V(3), two equivalent V(6), one Al(2), one Al(7), one Al(9), two equivalent Al(3), and two equivalent Al(5) atoms. is represented by the CIF card [CIF]
data_Al8V5
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.936
_cell_length_b   7.936
_cell_length_c   7.875
_cell_angle_alpha   71.167
_cell_angle_beta   71.167
_cell_angle_gamma   110.109
_symmetry_Int_Tables_number   1
_cell_volume   384.768
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Al  Al0  1  0.643  0.381  0.350  1.0
  Al  Al1  1  0.654  0.654  0.602  1.0
  Al  Al2  1  0.381  0.643  0.350  1.0
  Al  Al3  1  0.259  0.614  0.734  1.0
  Al  Al4  1  0.757  0.350  0.987  1.0
  Al  Al5  1  0.007  0.357  0.264  1.0
  Al  Al6  1  0.357  0.007  0.264  1.0
  Al  Al7  1  0.350  0.757  0.987  1.0
  Al  Al8  1  0.614  0.259  0.734  1.0
  Al  Al9  1  0.739  0.007  0.647  1.0
  Al  Al10  1  0.249  0.249  0.409  1.0
  Al  Al11  1  0.007  0.739  0.647  1.0
  Al  Al12  1  0.648  0.002  0.354  1.0
  Al  Al13  1  0.646  0.646  0.999  1.0
  Al  Al14  1  0.002  0.648  0.354  1.0
  Al  Al15  1  0.355  0.355  0.999  1.0
  V  V16  1  0.341  0.341  0.665  1.0
  V  V17  1  0.992  0.661  0.006  1.0
  V  V18  1  0.661  0.992  0.006  1.0
  V  V19  1  0.002  0.002  0.333  1.0
  V  V20  1  0.004  0.345  0.646  1.0
  V  V21  1  0.345  0.004  0.646  1.0
  V  V22  1  0.790  0.790  0.208  1.0
  V  V23  1  0.003  0.203  0.003  1.0
  V  V24  1  0.203  0.003  0.003  1.0
  V  V25  1  0.994  0.994  0.802  1.0
[/CIF]
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