Materials Data on LiMn6O12 by Materials Project
LiMn6O12 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are three inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to six O2- atoms to form distorted LiO6 octahedra that share corners with six MnO6 octahedra and edges with six MnO6 octahedra. The corner-sharing octahedra tilt angles range from 12–21°. There are a spread of Li–O bond distances ranging from 2.03–2.33 Å. In the second Li1+ site, Li1+ is bonded to six O2- atoms to form distorted LiO6 octahedra that share corners with six MnO6 octahedra and edges with six MnO6 octahedra. The corner-sharing octahedra tilt angles range from 13–20°. There are a spread of Li–O bond distances ranging from 2.03–2.23 Å. In the third Li1+ site, Li1+ is bonded to six O2- atoms to form distorted LiO6 octahedra that share corners with six MnO6 octahedra and edges with six MnO6 octahedra. The corner-sharing octahedra tilt angles range from 14–22°. There are a spread of Li–O bond distances ranging from 2.04–2.40 Å. There are eighteen inequivalent Mn+3.83+ sites. In the first Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with two LiO6 octahedra, an edgeedge with one LiO6 octahedra, and edges with six MnO6 octahedra. The corner-sharing octahedra tilt angles range from 19–21°. There are a spread of Mn–O bond distances ranging from 1.94–2.19 Å. In the second Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share an edgeedge with one LiO6 octahedra and edges with six MnO6 octahedra. There are a spread of Mn–O bond distances ranging from 1.92–1.97 Å. In the third Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with two LiO6 octahedra, an edgeedge with one LiO6 octahedra, and edges with six MnO6 octahedra. The corner-sharing octahedra tilt angles range from 19–22°. There are a spread of Mn–O bond distances ranging from 1.96–2.21 Å. In the fourth Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share an edgeedge with one LiO6 octahedra and edges with six MnO6 octahedra. There are a spread of Mn–O bond distances ranging from 1.90–1.99 Å. In the fifth Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one LiO6 octahedra, an edgeedge with one LiO6 octahedra, and edges with six MnO6 octahedra. The corner-sharing octahedral tilt angles are 14°. There are a spread of Mn–O bond distances ranging from 1.92–1.96 Å. In the sixth Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one LiO6 octahedra, an edgeedge with one LiO6 octahedra, and edges with six MnO6 octahedra. The corner-sharing octahedral tilt angles are 14°. There are a spread of Mn–O bond distances ranging from 1.91–1.98 Å. In the seventh Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one LiO6 octahedra, an edgeedge with one LiO6 octahedra, and edges with six MnO6 octahedra. The corner-sharing octahedral tilt angles are 15°. There are a spread of Mn–O bond distances ranging from 1.90–1.98 Å. In the eighth Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share an edgeedge with one LiO6 octahedra and edges with six MnO6 octahedra. There are a spread of Mn–O bond distances ranging from 1.91–1.98 Å. In the ninth Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one LiO6 octahedra, an edgeedge with one LiO6 octahedra, and edges with six MnO6 octahedra. The corner-sharing octahedral tilt angles are 14°. There are a spread of Mn–O bond distances ranging from 1.90–1.96 Å. In the tenth Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with two LiO6 octahedra, an edgeedge with one LiO6 octahedra, and edges with six MnO6 octahedra. The corner-sharing octahedra tilt angles range from 14–20°. There are a spread of Mn–O bond distances ranging from 1.96–2.18 Å. In the eleventh Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one LiO6 octahedra, an edgeedge with one LiO6 octahedra, and edges with six MnO6 octahedra. The corner-sharing octahedral tilt angles are 12°. There are a spread of Mn–O bond distances ranging from 1.92–1.97 Å. In the twelfth Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share an edgeedge with one LiO6 octahedra and edges with six MnO6 octahedra. There are a spread of Mn–O bond distances ranging from 1.90–1.98 Å. In the thirteenth Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with two LiO6 octahedra, an edgeedge with one LiO6 octahedra, and edges with six MnO6 octahedra. The corner-sharing octahedra tilt angles range from 14–15°. There are a spread of Mn–O bond distances ranging from 1.91–1.97 Å. In the fourteenth Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one LiO6 octahedra, an edgeedge with one LiO6 octahedra, and edges with six MnO6 octahedra. The corner-sharing octahedral tilt angles are 17°. There are a spread of Mn–O bond distances ranging from 1.89–1.99 Å. In the fifteenth Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one LiO6 octahedra, an edgeedge with one LiO6 octahedra, and edges with six MnO6 octahedra. The corner-sharing octahedral tilt angles are 13°. There are a spread of Mn–O bond distances ranging from 1.93–1.95 Å. In the sixteenth Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one LiO6 octahedra, an edgeedge with one LiO6 octahedra, and edges with six MnO6 octahedra. The corner-sharing octahedral tilt angles are 14°. There are a spread of Mn–O bond distances ranging from 1.91–1.97 Å. In the seventeenth Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one LiO6 octahedra, an edgeedge with one LiO6 octahedra, and edges with six MnO6 octahedra. The corner-sharing octahedral tilt angles are 15°. There are a spread of Mn–O bond distances ranging from 1.92–1.96 Å. In the eighteenth Mn+3.83+ site, Mn+3.83+ is bonded to six O2- atoms to form MnO6 octahedra that share a cornercorner with one LiO6 octahedra, an edgeedge with one LiO6 octahedra, and edges with six MnO6 octahedra. The corner-sharing octahedral tilt angles are 13°. There are a spread of Mn–O bond distances ranging from 1.89–2.01 Å. There are thirty-six inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+ and three Mn+3.83+ atoms. In the second O2- site, O2- is bonded to one Li1+ and three Mn+3.83+ atoms to form distorted corner-sharing OLiMn3 trigonal pyramids. In the third O2- site, O2- is bonded in a distorted T-shaped geometry to three Mn+3.83+ atoms. In the fourth O2- site, O2- is bonded in a 3-coordinate geometry to three Mn+3.83+ atoms. In the fifth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Mn+3.83+ atoms. In the sixth O2- site, O2- is bonded to one Li1+ and three Mn+3.83+ atoms to form corner-sharing OLiMn3 trigonal pyramids. In the seventh O2- site, O2- is bonded in a distorted T-shaped geometry to three Mn+3.83+ atoms. In the eighth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Mn+3.83+ atoms. In the ninth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Mn+3.83+ atoms. In the tenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Mn+3.83+ atoms. In the eleventh O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Mn+3.83+ atoms. In the twelfth O2- site, O2- is bonded in a distorted T-shaped geometry to three Mn+3.83+ atoms. In the thirteenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Mn+3.83+ atoms. In the fourteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+ and three Mn+3.83+ atoms. In the fifteenth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Mn+3.83+ atoms. In the sixteenth O2- site, O2- is bonded in a see-saw-like geometry to one Li1+ and three Mn+3.83+ atoms. In the seventeenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Mn+3.83+ atoms. In the eighteenth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Mn+3.83+ atoms. In the nineteenth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Mn+3.83+ atoms. In the twentieth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Mn+3.83+ atoms. In the twenty-first O2- site, O2- is bonded in a 3-coordinate geometry to three Mn+3.83+ atoms. In the twenty-second O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Mn+3.83+ atoms. In the twenty-third O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Mn+3.83+ atoms. In the twenty-fourth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Mn+3.83+ atoms. In the twenty-fifth O2- site, O2- is bonded in a distorted T-shaped geometry to three Mn+3.83+ atoms. In the twenty-sixth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Mn+3.83+ atoms. In the twenty-seventh O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Mn+3.83+ atoms. In the twenty-eighth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Mn+3.83+ atoms. In the twenty-ninth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Mn+3.83+ atoms. In the thirtieth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Mn+3.83+ atoms. In the thirty-first O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Mn+3.83+ atoms. In the thirty-second O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Mn+3.83+ atoms. In the thirty-third O2- site, O2- is bonded to one Li1+ and three Mn+3.83+ atoms to form distorted corner-sharing OLiMn3 trigonal pyramids. In the thirty-fourth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Mn+3.83+ atoms. In the thirty-fifth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Mn+3.83+ atoms. In the thirty-sixth O2- site, O2- is bonded in a 3-coordinate geometry to three Mn+3.83+ atoms.