Engine system transfer functions for support of S-V vehicle longitudinal stability (POGO) analysis program
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V3S4 crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. there are two inequivalent V+2.67+ sites. In the first V+2.67+ site, V+2.67+ is bonded to six S2- atoms to form a mixture of edge, face, and corner-sharing VS6 octahedra. The corner-sharing octahedra tilt angles range from 52–55°. There are two shorter (2.39 Å) and four longer (2.44 Å) V–S bond lengths. In the second V+2.67+ site, V+2.67+ is bonded to six S2- atoms to form a mixture of distorted edge, face, and corner-sharing VS6 octahedra. The corner-sharing octahedra tilt angles range from 52–55°. There are a spread of V–S bond distances ranging from 2.31–2.58 Å. There are two inequivalent S2- sites. In the first S2- site, S2- is bonded in a 5-coordinate geometry to five V+2.67+ atoms. In the second S2- site, S2- is bonded in a 4-coordinate geometry to four V+2.67+ atoms.
V5S4 is Titanium telluride structured and crystallizes in the tetragonal I4/m space group. The structure is three-dimensional. there are two inequivalent V sites. In the first V site, V is bonded to five equivalent S atoms to form a mixture of distorted corner and edge-sharing VS5 square pyramids. There are a spread of V–S bond distances ranging from 2.33–2.41 Å. In the second V site, V is bonded in a distorted square co-planar geometry to four equivalent S atoms. All V–S bond lengths are 2.51 Å. S is bonded in a 6-coordinate geometry to six V atoms.
SV1 is Tungsten Carbide-like structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. V2+ is bonded to six equivalent S2- atoms to form a mixture of distorted corner and edge-sharing VS6 pentagonal pyramids. All V–S bond lengths are 2.43 Å. S2- is bonded to six equivalent V2+ atoms to form a mixture of corner, edge, and face-sharing SV6 octahedra. The corner-sharing octahedral tilt angles are 44°.
VS4 crystallizes in the monoclinic C2/c space group. The structure is one-dimensional and consists of two VS4 ribbons oriented in the (1, 0, 1) direction. V4+ is bonded to eight S1- atoms to form distorted face-sharing VS8 hexagonal bipyramids. There are a spread of V–S bond distances ranging from 2.39–2.55 Å. There are four inequivalent S1- sites. In the first S1- site, S1- is bonded in a 2-coordinate geometry to two equivalent V4+ and one S1- atom. The S–S bond length is 2.03 Å. In the second S1- site, S1- is bonded in a 2-coordinate geometry to two equivalent V4+ and one S1- atom. In the third S1- site, S1- is bonded in a 3-coordinate geometry to two equivalent V4+ and one S1- atom. The S–S bond length is 2.02 Å. In the fourth S1- site, S1- is bonded in a 3-coordinate geometry to two equivalent V4+ and one S1- atom.
V3S crystallizes in the tetragonal P4_2/nbc space group. The structure is three-dimensional. there are three inequivalent V sites. In the first V site, V is bonded in a distorted bent 150 degrees geometry to two equivalent S atoms. Both V–S bond lengths are 2.36 Å. In the second V site, V is bonded in a distorted bent 150 degrees geometry to two equivalent S atoms. Both V–S bond lengths are 2.36 Å. In the third V site, V is bonded to four equivalent S atoms to form a mixture of distorted edge and corner-sharing VS4 tetrahedra. All V–S bond lengths are 2.39 Å. S is bonded in a 8-coordinate geometry to eight V atoms.
VS2 is trigonal omega-like structured and crystallizes in the hexagonal P6_3/mmc space group. The structure is two-dimensional and consists of two VS2 sheets oriented in the (0, 0, 1) direction. V4+ is bonded to six equivalent S2- atoms to form edge-sharing VS6 octahedra. All V–S bond lengths are 2.36 Å. S2- is bonded in a distorted T-shaped geometry to three equivalent V4+ atoms.
V3S4 crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. there are two inequivalent V+2.67+ sites. In the first V+2.67+ site, V+2.67+ is bonded to seven S2- atoms to form a mixture of distorted edge and face-sharing VS7 pentagonal bipyramids. There are a spread of V–S bond distances ranging from 2.42–2.55 Å. In the second V+2.67+ site, V+2.67+ is bonded in a distorted body-centered cubic geometry to eight S2- atoms. There are four shorter (2.40 Å) and four longer (3.01 Å) V–S bond lengths. There are two inequivalent S2- sites. In the first S2- site, S2- is bonded in a 5-coordinate geometry to five V+2.67+ atoms. In the second S2- site, S2- is bonded in a 6-coordinate geometry to six V+2.67+ atoms.
VS2 crystallizes in the triclinic P1 space group. The structure is two-dimensional and consists of one vanadium molecule and two S sheets oriented in the (0, 0, 1) direction. In each S sheet, S2- is bonded in a hexagonal planar geometry to six equivalent S2- atoms. There are a spread of S–S bond distances ranging from 2.55–2.60 Å.
VS2 crystallizes in the triclinic P1 space group. The structure is two-dimensional and consists of one vanadium dust molecule and two S sheets oriented in the (0, 0, 1) direction. In each S sheet, S2- is bonded in a square co-planar geometry to four equivalent S2- atoms. There are two shorter (2.30 Å) and two longer (2.39 Å) S–S bond lengths.
V5S8 is beta indium sulfide-like structured and crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. there are three inequivalent V+3.20+ sites. In the first V+3.20+ site, V+3.20+ is bonded to six S2- atoms to form a mixture of face, edge, and corner-sharing VS6 octahedra. The corner-sharing octahedral tilt angles are 54°. There are a spread of V–S bond distances ranging from 2.29–2.48 Å. In the second V+3.20+ site, V+3.20+ is bonded to six S2- atoms to form a mixture of edge and corner-sharing VS6 octahedra. The corner-sharing octahedra tilt angles range from 52–53°. There are a spread of V–S bond distances ranging from 2.29–2.49 Å. In the third V+3.20+ site, V+3.20+ is bonded to six S2- atoms to form a mixture of face and corner-sharing VS6 octahedra. The corner-sharing octahedra tilt angles range from 52–54°. There are four shorter (2.41 Å) and two longer (2.43 Å) V–S bond lengths. There are three inequivalent S2- sites. In the first S2- site, S2- is bonded to four V+3.20+ atoms to form a mixture of distorted edge and corner-sharing SV4 trigonal pyramids. In the second S2- site, S2- is bonded in a 3-coordinate geometry to three V+3.20+ atoms. In the third S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to four V+3.20+ atoms.
V3S crystallizes in the tetragonal I-42m space group. The structure is three-dimensional. there are three inequivalent V sites. In the first V site, V is bonded in a distorted water-like geometry to two equivalent S atoms. Both V–S bond lengths are 2.33 Å. In the second V site, V is bonded in a distorted water-like geometry to two equivalent S atoms. Both V–S bond lengths are 2.38 Å. In the third V site, V is bonded to four equivalent S atoms to form a mixture of distorted edge and corner-sharing VS4 tetrahedra. There are two shorter (2.37 Å) and two longer (2.41 Å) V–S bond lengths. S is bonded in a 8-coordinate geometry to eight V atoms.
V3S4 crystallizes in the hexagonal P6_3/m space group. The structure is three-dimensional. V+2.67+ is bonded to six S2- atoms to form a mixture of edge, face, and corner-sharing VS6 octahedra. The corner-sharing octahedra tilt angles range from 44–53°. There are a spread of V–S bond distances ranging from 2.33–2.51 Å. There are two inequivalent S2- sites. In the first S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to four equivalent V+2.67+ atoms. In the second S2- site, S2- is bonded to six equivalent V+2.67+ atoms to form distorted face-sharing SV6 pentagonal pyramids.
VS2 is trigonal omega-like structured and crystallizes in the triclinic P-1 space group. The structure is two-dimensional and consists of one VS2 sheet oriented in the (0, 0, 1) direction. V4+ is bonded to six equivalent S2- atoms to form edge-sharing VS6 octahedra. All V–S bond lengths are 2.35 Å. S2- is bonded in a distorted T-shaped geometry to three equivalent V4+ atoms.
VS2 crystallizes in the monoclinic P2/m space group. The structure is one-dimensional and consists of one VS2 ribbon oriented in the (1, 0, 0) direction. V4+ is bonded in a square co-planar geometry to four equivalent S2- atoms. All V–S bond lengths are 2.25 Å. S2- is bonded in an L-shaped geometry to two equivalent V4+ atoms.
VS2 is trigonal omega-like structured and crystallizes in the trigonal R-3m space group. The structure is two-dimensional and consists of three VS2 sheets oriented in the (0, 0, 1) direction. V4+ is bonded to six equivalent S2- atoms to form edge-sharing VS6 octahedra. All V–S bond lengths are 2.36 Å. S2- is bonded in a 3-coordinate geometry to three equivalent V4+ atoms.
V2S5 crystallizes in the orthorhombic Pmmn space group. The structure is two-dimensional and consists of one V2S5 sheet oriented in the (0, 1, 0) direction. V5+ is bonded to five S2- atoms to form a mixture of distorted edge and corner-sharing VS5 trigonal bipyramids. There are a spread of V–S bond distances ranging from 2.02–2.42 Å. There are three inequivalent S2- sites. In the first S2- site, S2- is bonded in a single-bond geometry to one V5+ atom. In the second S2- site, S2- is bonded in a distorted bent 150 degrees geometry to two equivalent V5+ atoms. In the third S2- site, S2- is bonded in a distorted trigonal non-coplanar geometry to three equivalent V5+ atoms.
VS2 is trigonal omega-like structured and crystallizes in the cubic Fd-3m space group. The structure is three-dimensional. V4+ is bonded to six equivalent S2- atoms to form edge-sharing VS6 octahedra. All V–S bond lengths are 2.36 Å. S2- is bonded in a distorted T-shaped geometry to three equivalent V4+ atoms.