The material described by Li4(NiO2)11 crystallizes in the triclinic P-1 space group. There are two inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(11), one O(3), one O(5), one O(7), and two equivalent O(1) atoms to form distorted LiO6 octahedra that share  a cornercorner with one Ni(1)O6 octahedra,  a cornercorner with one Ni(2)O6 octahedra,  a cornercorner with one Ni(4)O6 octahedra,  a cornercorner with one Ni(6)O6 octahedra, corners with two equivalent Ni(3)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, and edges with two equivalent Ni(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 9-18°. In the second Li site, Li(2) is bonded to one O(10), one O(2), one O(6), one O(8), and two equivalent O(9) atoms to form distorted LiO6 octahedra that share  a cornercorner with one Ni(1)O6 octahedra,  a cornercorner with one Ni(3)O6 octahedra,  a cornercorner with one Ni(4)O6 octahedra, corners with three equivalent Ni(2)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra,  an edgeedge with one Ni(6)O6 octahedra, and edges with two equivalent Ni(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 10-18°. There are six inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(1), one O(2), one O(4), one O(5), and two equivalent O(8) atoms to form NiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra,  an edgeedge with one Ni(5)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 12-18°. In the second Ni site, Ni(2) is bonded to one O(10), one O(2), one O(5), one O(6), and two equivalent O(3) atoms to form NiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra, corners with three equivalent Li(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra,  an edgeedge with one Ni(6)O6 octahedra, and edges with two equivalent Ni(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 13-18°. In the third Ni site, Ni(3) is bonded to one O(1), one O(4), one O(8), one O(9), and two equivalent O(7) atoms to form NiO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra, corners with two equivalent Li(1)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra,  an edgeedge with one Ni(5)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 9-18°. In the fourth Ni site, Ni(4) is bonded to one O(11), one O(4), one O(5), one O(6), one O(7), and one O(9) atom to form NiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra,  an edgeedge with one Ni(5)O6 octahedra,  an edgeedge with one Ni(6)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 10-16°. In the fifth Ni site, Ni(5) is bonded to one O(1), one O(10), one O(11), one O(2), one O(3), and one O(9) atom to form NiO6 octahedra that share  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra,  an edgeedge with one Ni(6)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. In the sixth Ni site, Ni(6) is bonded to two equivalent O(10), two equivalent O(11), and two equivalent O(6) atoms to form NiO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, edges with two equivalent Ni(4)O6 octahedra, and edges with two equivalent Ni(5)O6 octahedra. The corner-sharing octahedral tilt angles are 12°. There are eleven inequivalent O sites. In the first O site, O(1) is bonded to two equivalent Li(1), one Ni(1), one Ni(3), and one Ni(5) atom to form OLi2Ni3 square pyramids that share  a cornercorner with one O(3)LiNi3 trigonal pyramid,  a cornercorner with one O(8)LiNi3 trigonal pyramid,  an edgeedge with one O(1)Li2Ni3 square pyramid,  an edgeedge with one O(9)Li2Ni3 square pyramid,  an edgeedge with one O(3)LiNi3 trigonal pyramid, and  an edgeedge with one O(8)LiNi3 trigonal pyramid. In the second O site, O(2) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ni(1), one Ni(2), and one Ni(5) atom. In the third O site, O(3) is bonded to one Li(1), one Ni(5), and two equivalent Ni(2) atoms to form OLiNi3 trigonal pyramids that share  a cornercorner with one O(1)Li2Ni3 square pyramid,  a cornercorner with one O(9)Li2Ni3 square pyramid,  an edgeedge with one O(1)Li2Ni3 square pyramid, and  an edgeedge with one O(3)LiNi3 trigonal pyramid. In the fourth O site, O(4) is bonded in a distorted T-shaped geometry to one Ni(1), one Ni(3), and one Ni(4) atom. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Li(1), one Ni(1), one Ni(2), and one Ni(4) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ni(2), one Ni(4), and one Ni(6) atom. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Li(1), one Ni(4), and two equivalent Ni(3) atoms. In the eighth O site, O(8) is bonded to one Li(2), one Ni(3), and two equivalent Ni(1) atoms to form OLiNi3 trigonal pyramids that share  a cornercorner with one O(1)Li2Ni3 square pyramid,  a cornercorner with one O(9)Li2Ni3 square pyramid,  an edgeedge with one O(1)Li2Ni3 square pyramid,  an edgeedge with one O(9)Li2Ni3 square pyramid, and  an edgeedge with one O(8)LiNi3 trigonal pyramid. In the ninth O site, O(9) is bonded to two equivalent Li(2), one Ni(3), one Ni(4), and one Ni(5) atom to form OLi2Ni3 square pyramids that share  a cornercorner with one O(3)LiNi3 trigonal pyramid,  a cornercorner with one O(8)LiNi3 trigonal pyramid,  an edgeedge with one O(1)Li2Ni3 square pyramid,  an edgeedge with one O(9)Li2Ni3 square pyramid, and  an edgeedge with one O(8)LiNi3 trigonal pyramid. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ni(2), one Ni(5), and one Ni(6) atom. In the eleventh O site, O(11) is bonded in a rectangular see-saw-like geometry to one Li(1), one Ni(4), one Ni(5), and one Ni(6) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Li4(NiO2)11
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.415
_cell_length_b   7.640
_cell_length_c   7.750
_cell_angle_alpha   82.773
_cell_angle_beta   111.170
_cell_angle_gamma   113.811
_symmetry_Int_Tables_number   1
_cell_volume   374.473
_cell_formula_units_Z   1
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
  Li  Li0  1  0.307  0.948  0.559  1.0
  Li  Li1  1  0.154  0.396  0.099  1.0
  Li  Li2  1  0.846  0.604  0.901  1.0
  Li  Li3  1  0.693  0.052  0.441  1.0
  Ni  Ni4  1  0.453  0.364  0.633  1.0
  Ni  Ni5  1  0.368  0.098  0.914  1.0
  Ni  Ni6  1  0.632  0.902  0.086  1.0
  Ni  Ni7  1  0.180  0.547  0.452  1.0
  Ni  Ni8  1  0.547  0.636  0.367  1.0
  Ni  Ni9  1  0.090  0.274  0.726  1.0
  Ni  Ni10  1  0.269  0.817  0.180  1.0
  Ni  Ni11  1  0.820  0.453  0.548  1.0
  Ni  Ni12  1  0.731  0.183  0.820  1.0
  Ni  Ni13  1  0.000  0.000  0.000  1.0
  Ni  Ni14  1  0.910  0.726  0.274  1.0
  O  O15  1  0.571  0.214  0.574  1.0
  O  O16  1  0.613  0.336  0.873  1.0
  O  O17  1  0.496  0.031  0.157  1.0
  O  O18  1  0.682  0.514  0.296  1.0
  O  O19  1  0.232  0.148  0.665  1.0
  O  O20  1  0.318  0.486  0.704  1.0
  O  O21  1  0.504  0.969  0.843  1.0
  O  O22  1  0.224  0.221  0.973  1.0
  O  O23  1  0.387  0.664  0.127  1.0
  O  O24  1  0.937  0.309  0.486  1.0
  O  O25  1  0.317  0.420  0.387  1.0
  O  O26  1  0.063  0.691  0.514  1.0
  O  O27  1  0.429  0.786  0.426  1.0
  O  O28  1  0.957  0.403  0.794  1.0
  O  O29  1  0.115  0.853  0.939  1.0
  O  O30  1  0.885  0.147  0.061  1.0
  O  O31  1  0.043  0.597  0.206  1.0
  O  O32  1  0.137  0.950  0.245  1.0
  O  O33  1  0.683  0.580  0.613  1.0
  O  O34  1  0.863  0.050  0.755  1.0
  O  O35  1  0.776  0.779  0.027  1.0
  O  O36  1  0.768  0.852  0.335  1.0
[/CIF]
.
The material described by Li4(NiO2)11 crystallizes in the triclinic P-1 space group. There are two inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(11), one O(3), one O(5), one O(7), and two equivalent O(1) atoms to form distorted LiO6 octahedra that share  a cornercorner with one Ni(1)O6 octahedra,  a cornercorner with one Ni(2)O6 octahedra,  a cornercorner with one Ni(4)O6 octahedra,  a cornercorner with one Ni(6)O6 octahedra, corners with two equivalent Ni(3)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, and edges with two equivalent Ni(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 9-18°. In the second Li site, Li(2) is bonded to one O(10), one O(2), one O(6), one O(8), and two equivalent O(9) atoms to form distorted LiO6 octahedra that share  a cornercorner with one Ni(1)O6 octahedra,  a cornercorner with one Ni(3)O6 octahedra,  a cornercorner with one Ni(4)O6 octahedra, corners with three equivalent Ni(2)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra,  an edgeedge with one Ni(6)O6 octahedra, and edges with two equivalent Ni(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 10-18°. There are six inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(1), one O(2), one O(4), one O(5), and two equivalent O(8) atoms to form NiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra,  an edgeedge with one Ni(5)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 12-18°. In the second Ni site, Ni(2) is bonded to one O(10), one O(2), one O(5), one O(6), and two equivalent O(3) atoms to form NiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra, corners with three equivalent Li(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra,  an edgeedge with one Ni(6)O6 octahedra, and edges with two equivalent Ni(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 13-18°. In the third Ni site, Ni(3) is bonded to one O(1), one O(4), one O(8), one O(9), and two equivalent O(7) atoms to form NiO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra, corners with two equivalent Li(1)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra,  an edgeedge with one Ni(5)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 9-18°. In the fourth Ni site, Ni(4) is bonded to one O(11), one O(4), one O(5), one O(6), one O(7), and one O(9) atom to form NiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra,  an edgeedge with one Ni(5)O6 octahedra,  an edgeedge with one Ni(6)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 10-16°. In the fifth Ni site, Ni(5) is bonded to one O(1), one O(10), one O(11), one O(2), one O(3), and one O(9) atom to form NiO6 octahedra that share  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra,  an edgeedge with one Ni(6)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. In the sixth Ni site, Ni(6) is bonded to two equivalent O(10), two equivalent O(11), and two equivalent O(6) atoms to form NiO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, edges with two equivalent Ni(4)O6 octahedra, and edges with two equivalent Ni(5)O6 octahedra. The corner-sharing octahedral tilt angles are 12°. There are eleven inequivalent O sites. In the first O site, O(1) is bonded to two equivalent Li(1), one Ni(1), one Ni(3), and one Ni(5) atom to form OLi2Ni3 square pyramids that share  a cornercorner with one O(3)LiNi3 trigonal pyramid,  a cornercorner with one O(8)LiNi3 trigonal pyramid,  an edgeedge with one O(1)Li2Ni3 square pyramid,  an edgeedge with one O(9)Li2Ni3 square pyramid,  an edgeedge with one O(3)LiNi3 trigonal pyramid, and  an edgeedge with one O(8)LiNi3 trigonal pyramid. In the second O site, O(2) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ni(1), one Ni(2), and one Ni(5) atom. In the third O site, O(3) is bonded to one Li(1), one Ni(5), and two equivalent Ni(2) atoms to form OLiNi3 trigonal pyramids that share  a cornercorner with one O(1)Li2Ni3 square pyramid,  a cornercorner with one O(9)Li2Ni3 square pyramid,  an edgeedge with one O(1)Li2Ni3 square pyramid, and  an edgeedge with one O(3)LiNi3 trigonal pyramid. In the fourth O site, O(4) is bonded in a distorted T-shaped geometry to one Ni(1), one Ni(3), and one Ni(4) atom. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Li(1), one Ni(1), one Ni(2), and one Ni(4) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ni(2), one Ni(4), and one Ni(6) atom. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Li(1), one Ni(4), and two equivalent Ni(3) atoms. In the eighth O site, O(8) is bonded to one Li(2), one Ni(3), and two equivalent Ni(1) atoms to form OLiNi3 trigonal pyramids that share  a cornercorner with one O(1)Li2Ni3 square pyramid,  a cornercorner with one O(9)Li2Ni3 square pyramid,  an edgeedge with one O(1)Li2Ni3 square pyramid,  an edgeedge with one O(9)Li2Ni3 square pyramid, and  an edgeedge with one O(8)LiNi3 trigonal pyramid. In the ninth O site, O(9) is bonded to two equivalent Li(2), one Ni(3), one Ni(4), and one Ni(5) atom to form OLi2Ni3 square pyramids that share  a cornercorner with one O(3)LiNi3 trigonal pyramid,  a cornercorner with one O(8)LiNi3 trigonal pyramid,  an edgeedge with one O(1)Li2Ni3 square pyramid,  an edgeedge with one O(9)Li2Ni3 square pyramid, and  an edgeedge with one O(8)LiNi3 trigonal pyramid. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ni(2), one Ni(5), and one Ni(6) atom. In the eleventh O site, O(11) is bonded in a rectangular see-saw-like geometry to one Li(1), one Ni(4), one Ni(5), and one Ni(6) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Li4(NiO2)11
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.415
_cell_length_b   7.640
_cell_length_c   7.750
_cell_angle_alpha   82.773
_cell_angle_beta   111.170
_cell_angle_gamma   113.811
_symmetry_Int_Tables_number   1
_cell_volume   374.473
_cell_formula_units_Z   1
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
  Li  Li0  1  0.307  0.948  0.559  1.0
  Li  Li1  1  0.154  0.396  0.099  1.0
  Li  Li2  1  0.846  0.604  0.901  1.0
  Li  Li3  1  0.693  0.052  0.441  1.0
  Ni  Ni4  1  0.453  0.364  0.633  1.0
  Ni  Ni5  1  0.368  0.098  0.914  1.0
  Ni  Ni6  1  0.632  0.902  0.086  1.0
  Ni  Ni7  1  0.180  0.547  0.452  1.0
  Ni  Ni8  1  0.547  0.636  0.367  1.0
  Ni  Ni9  1  0.090  0.274  0.726  1.0
  Ni  Ni10  1  0.269  0.817  0.180  1.0
  Ni  Ni11  1  0.820  0.453  0.548  1.0
  Ni  Ni12  1  0.731  0.183  0.820  1.0
  Ni  Ni13  1  0.000  0.000  0.000  1.0
  Ni  Ni14  1  0.910  0.726  0.274  1.0
  O  O15  1  0.571  0.214  0.574  1.0
  O  O16  1  0.613  0.336  0.873  1.0
  O  O17  1  0.496  0.031  0.157  1.0
  O  O18  1  0.682  0.514  0.296  1.0
  O  O19  1  0.232  0.148  0.665  1.0
  O  O20  1  0.318  0.486  0.704  1.0
  O  O21  1  0.504  0.969  0.843  1.0
  O  O22  1  0.224  0.221  0.973  1.0
  O  O23  1  0.387  0.664  0.127  1.0
  O  O24  1  0.937  0.309  0.486  1.0
  O  O25  1  0.317  0.420  0.387  1.0
  O  O26  1  0.063  0.691  0.514  1.0
  O  O27  1  0.429  0.786  0.426  1.0
  O  O28  1  0.957  0.403  0.794  1.0
  O  O29  1  0.115  0.853  0.939  1.0
  O  O30  1  0.885  0.147  0.061  1.0
  O  O31  1  0.043  0.597  0.206  1.0
  O  O32  1  0.137  0.950  0.245  1.0
  O  O33  1  0.683  0.580  0.613  1.0
  O  O34  1  0.863  0.050  0.755  1.0
  O  O35  1  0.776  0.779  0.027  1.0
  O  O36  1  0.768  0.852  0.335  1.0
[/CIF]
.