DOE OSTI2020
Li3V4(OF3)3 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are twelve inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded in a 2-coordinate geometry to one O2- and two F1- atoms. The Li–O bond length is 2.28 Å. There is one shorter (1.71 Å) and one longer (1.85 Å) Li–F bond length. In the second Li1+ site, Li1+ is bonded in a 2-coordinate geometry to one O2- and three F1- atoms. The Li–O bond length is 1.45 Å. There are a spread of Li–F bond distances ranging from 1.87–2.42 Å. In the third Li1+ site, Li1+ is bonded in a 2-coordinate geometry to one V3+, one O2-, and three F1- atoms. The Li–V bond length is 2.15 Å. The Li–O bond length is 1.58 Å. There are one shorter (1.91 Å) and two longer (2.27 Å) Li–F bond lengths. In the fourth Li1+ site, Li1+ is bonded in a 2-coordinate geometry to one V3+, one O2-, and three F1- atoms. The Li–V bond length is 2.16 Å. The Li–O bond length is 1.57 Å. There are a spread of Li–F bond distances ranging from 1.91–2.30 Å. In the fifth Li1+ site, Li1+ is bonded in a 2-coordinate geometry to one O2- and three F1- atoms. The Li–O bond length is 1.45 Å. There are a spread of Li–F bond distances ranging from 1.82–2.46 Å. In the sixth Li1+ site, Li1+ is bonded in a 2-coordinate geometry to one V3+, one O2-, and three F1- atoms. The Li–V bond length is 2.16 Å. The Li–O bond length is 1.58 Å. There are one shorter (1.94 Å) and two longer (2.28 Å) Li–F bond lengths. In the seventh Li1+ site, Li1+ is bonded in a 4-coordinate geometry to one V3+, one O2-, and three F1- atoms. The Li–V bond length is 2.18 Å. The Li–O bond length is 1.70 Å. There are one shorter (2.04 Å) and two longer (2.18 Å) Li–F bond lengths. In the eighth Li1+ site, Li1+ is bonded in a 2-coordinate geometry to two F1- atoms. There is one shorter (1.69 Å) and one longer (1.81 Å) Li–F bond length. In the ninth Li1+ site, Li1+ is bonded in a 2-coordinate geometry to three F1- atoms. There are a spread of Li–F bond distances ranging from 1.72–2.49 Å. In the tenth Li1+ site, Li1+ is bonded in a 2-coordinate geometry to one O2- and three F1- atoms. The Li–O bond length is 1.43 Å. There are a spread of Li–F bond distances ranging from 1.92–2.45 Å. In the eleventh Li1+ site, Li1+ is bonded in a 2-coordinate geometry to three F1- atoms. There are a spread of Li–F bond distances ranging from 1.71–2.43 Å. In the twelfth Li1+ site, Li1+ is bonded in a 2-coordinate geometry to three F1- atoms. There are a spread of Li–F bond distances ranging from 1.72–2.46 Å. There are sixteen inequivalent V3+ sites. In the first V3+ site, V3+ is bonded in a distorted pentagonal bipyramidal geometry to one Li1+, one O2-, and five F1- atoms. The V–O bond length is 1.99 Å. There are a spread of V–F bond distances ranging from 1.92–2.63 Å. In the second V3+ site, V3+ is bonded in a distorted linear geometry to two F1- atoms. There is one shorter (1.20 Å) and one longer (1.26 Å) V–F bond length. In the third V3+ site, V3+ is bonded in a 4-coordinate geometry to two O2- and three F1- atoms. There is one shorter (1.95 Å) and one longer (2.02 Å) V–O bond length. There are a spread of V–F bond distances ranging from 1.83–2.52 Å. In the fourth V3+ site, V3+ is bonded in a 4-coordinate geometry to one Li1+, one O2-, and five F1- atoms. The V–O bond length is 2.00 Å. There are a spread of V–F bond distances ranging from 1.95–2.62 Å. In the fifth V3+ site, V3+ is bonded in a distorted bent 150 degrees geometry to one O2- and two F1- atoms. The V–O bond length is 2.52 Å. There is one shorter (1.21 Å) and one longer (1.22 Å) V–F bond length. In the sixth V3+ site, V3+ is bonded in a linear geometry to two F1- atoms. There is one shorter (1.20 Å) and one longer (1.22 Å) V–F bond length. In the seventh V3+ site, V3+ is bonded in a distorted linear geometry to two F1- atoms. There is one shorter (1.21 Å) and one longer (1.25 Å) V–F bond length. In the eighth V3+ site, V3+ is bonded in a 4-coordinate geometry to two O2- and three F1- atoms. There is one shorter (1.95 Å) and one longer (1.96 Å) V–O bond length. There are a spread of V–F bond distances ranging from 1.79–2.53 Å. In the ninth V3+ site, V3+ is bonded in a distorted bent 150 degrees geometry to two F1- atoms. There is one shorter (1.21 Å) and one longer (1.23 Å) V–F bond length. In the tenth V3+ site, V3+ is bonded in a linear geometry to two F1- atoms. There is one shorter (1.20 Å) and one longer (1.22 Å) V–F bond length. In the eleventh V3+ site, V3+ is bonded in a 4-coordinate geometry to one Li1+, one O2-, and five F1- atoms. The V–O bond length is 2.01 Å. There are a spread of V–F bond distances ranging from 1.92–2.61 Å. In the twelfth V3+ site, V3+ is bonded in a distorted linear geometry to two F1- atoms. There is one shorter (1.20 Å) and one longer (1.25 Å) V–F bond length. In the thirteenth V3+ site, V3+ is bonded in a distorted square co-planar geometry to two O2- and two F1- atoms. There is one shorter (1.92 Å) and one longer (2.05 Å) V–O bond length. There is one shorter (1.90 Å) and one longer (1.92 Å) V–F bond length. In the fourteenth V3+ site, V3+ is bonded in a 4-coordinate geometry to one Li1+, one O2-, and five F1- atoms. The V–O bond length is 2.00 Å. There are a spread of V–F bond distances ranging from 1.93–2.61 Å. In the fifteenth V3+ site, V3+ is bonded in a distorted linear geometry to two F1- atoms. There is one shorter (1.20 Å) and one longer (1.26 Å) V–F bond length. In the sixteenth V3+ site, V3+ is bonded in a 4-coordinate geometry to two O2- and three F1- atoms. There is one shorter (1.93 Å) and one longer (2.01 Å) V–O bond length. There are a spread of V–F bond distances ranging from 1.88–2.54 Å. There are twelve inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to one Li1+ and one V3+ atom. In the second O2- site, O2- is bonded in a 1-coordinate geometry to one V3+ and one F1- atom. The O–F bond length is 2.63 Å. In the third O2- site, O2- is bonded in a 1-coordinate geometry to one Li1+, one V3+, and one F1- atom. The O–F bond length is 2.76 Å. In the fourth O2- site, O2- is bonded in a 1-coordinate geometry to one Li1+ and two V3+ atoms. In the fifth O2- site, O2- is bonded in a 1-coordinate geometry to one Li1+ and one V3+ atom. In the sixth O2- site, O2- is bonded in a distorted single-bond geometry to one V3+ atom. In the seventh O2- site, O2- is bonded in a 1-coordinate geometry to one Li1+ and one V3+ atom. In the eighth O2- site, O2- is bonded in a 1-coordinate geometry to one Li1+, one V3+, and one F1- atom. The O–F bond length is 2.73 Å. In the ninth O2- site, O2- is bonded in a 1-coordinate geometry to one Li1+ and one V3+ atom. In the tenth O2- site, O2- is bonded in a 1-coordinate geometry to one V3+ atom. In the eleventh O2- site, O2- is bonded in a 1-coordinate geometry to one Li1+ and one V3+ atom. In the twelfth O2- site, O2- is bonded in a 1-coordinate geometry to one V3+ atom. There are thirty-six inequivalent F1- sites. In the first F1- site, F1- is bonded in a 3-coordinate geometry to one Li1+ and two V3+ atoms. In the second F1- site, F1- is bonded in a distorted single-bond geometry to one Li1+ atom. In the third F1- site, F1- is bonded in a distorted single-bond geometry to one Li1+ and one V3+ atom. In the fourth F1- site, F1- is bonded in a 2-coordinate geometry to two V3+ atoms. In the fifth F1- site, F1- is bonded in a 1-coordinate geometry to one Li1+ and two V3+ atoms. In the sixth F1- site, F1- is bonded in a distorted single-bond geometry to one Li1+ and one V3+ atom. In the seventh F1- site, F1- is bonded in a distorted single-bond geometry to one Li1+ and one V3+ atom. In the eighth F1- site, F1- is bonded in a 2-coordinate geometry to two Li1+ and one V3+ atom. In the ninth F1- site, F1- is bonded in a 1-coordinate geometry to one Li1+ and two V3+ atoms. In the tenth F1- site, F1- is bonded in a 1-coordinate geometry to one Li1+ and two V3+ atoms. In the eleventh F1- site, F1- is bonded in a distorted single-bond geometry to one Li1+ and one V3+ atom. In the twelfth F1- site, F1- is bonded in a distorted bent 120 degrees geometry to two V3+ atoms. In the thirteenth F1- site, F1- is bonded in a water-like geometry to two Li1+ atoms. In the fourteenth F1- site, F1- is bonded in a water-like geometry to two Li1+ atoms. In the fifteenth F1- site, F1- is bonded in a distorted trigonal non-coplanar geometry to one Li1+ and two V3+ atoms. In the sixteenth F1- site, F1- is bonded in a distorted trigonal non-coplanar geometry to one Li1+ and two V3+ atoms. In the seventeenth F1- site, F1- is bonded in a single-bond geometry to one V3+ atom. In the eighteenth F1- site, F1- is bonded in a single-bond geometry to one V3+ atom. In the nineteenth F1- site, F1- is bonded in a distorted single-bond geometry to one Li1+ and one V3+ atom. In the twentieth F1- site, F1- is bonded in a distorted single-bond geometry to one Li1+ and one V3+ atom. In the twenty-first F1- site, F1- is bonded in a 1-coordinate geometry to one Li1+ and two V3+ atoms. In the twenty-second F1- site, F1- is bonded in a 1-coordinate geometry to one Li1+ and two V3+ atoms. In the twenty-third F1- site, F1- is bonded in a 1-coordinate geometry to one Li1+ and two V3+ atoms. In the twenty-fourth F1- site, F1- is bonded in a 1-coordinate geometry to two Li1+ and one V3+ atom. In the twenty-fifth F1- site, F1- is bonded in a distorted single-bond geometry to one Li1+ and one V3+ atom. In the twenty-sixth F1- site, F1- is bonded in a 1-coordinate geometry to two V3+ atoms. In the twenty-seventh F1- site, F1- is bonded in a single-bond geometry to one Li1+ and one F1- atom. The F–F bond length is 2.29 Å. In the twenty-eighth F1- site, F1- is bonded in a water-like geometry to two Li1+ atoms. In the twenty-ninth F1- site, F1- is bonded in a 3-coordinate geometry to one Li1+ and two V3+ atoms. In the thirtieth F1- site, F1- is bonded in a distorted trigonal non-coplanar geometry to one Li1+ and two V3+ atoms. In the thirty-first F1- site, F1- is bonded in a single-bond geometry to one V3+ atom. In the thirty-second F1- site, F1- is bonded in a single-bond geometry to one V3+ atom. In the thirty-third F1- site, F1- is bonded in a 1-coordinate geometry to one Li1+ and two V3+ atoms. In the thirty-fourth F1- site, F1- is bonded in a 1-coordinate geometry to two Li1+, one V3+, three O2-, and one F1- atom. In the thirty-fifth F1- site, F1- is bonded in a distorted single-bond geometry to one Li1+ and one V3+ atom. In the thirty-sixth F1- site, F1- is bonded in a distorted bent 120 degrees geometry to two V3+ atoms.