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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.

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At least 901 records · Page 50
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DOE OSTI2020

Materials Data on TiAlTc2 by Materials Project

TiTc2Al crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two TiTc2Al ribbons oriented in the (1, 0, 0) direction. Ti3+ is bonded in a linear geometry to two equivalent Tc3- atoms. Both Ti–Tc bond lengths are 2.18 Å. Tc3- is bonded in a linear geometry to one Ti3+ and one Al3+ atom. The Tc–Al bond length is 2.51 Å. Al3+ is bonded in a linear geometry to two equivalent Tc3- atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on PaTc2Sn by Materials Project

PaTc2Sn is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Pa4+ is bonded in a body-centered cubic geometry to eight equivalent Tc3- atoms. All Pa–Tc bond lengths are 2.91 Å. Tc3- is bonded in a distorted body-centered cubic geometry to four equivalent Pa4+ and four equivalent Sn2+ atoms. All Tc–Sn bond lengths are 2.91 Å. Sn2+ is bonded in a body-centered cubic geometry to eight equivalent Tc3- atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on NbReTc2 by Materials Project

NbReTc2 crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two NbReTc2 ribbons oriented in the (1, 0, 0) direction. Nb3+ is bonded in a linear geometry to two equivalent Tc3- atoms. Both Nb–Tc bond lengths are 2.22 Å. Re3+ is bonded in a linear geometry to two equivalent Tc3- atoms. Both Re–Tc bond lengths are 2.26 Å. Tc3- is bonded in a linear geometry to one Nb3+ and one Re3+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on MnTc2Mo by Materials Project

MoTc2Mn crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two MoTc2Mn ribbons oriented in the (1, 0, 0) direction. Mo4+ is bonded in a linear geometry to two equivalent Tc3- atoms. Both Mo–Tc bond lengths are 2.23 Å. Tc3- is bonded in a linear geometry to one Mo4+ and one Mn2+ atom. The Tc–Mn bond length is 2.57 Å. Mn2+ is bonded in a linear geometry to two equivalent Tc3- atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TcB4 by Materials Project

TcB4 crystallizes in the hexagonal P6_3/mmc space group. The structure is three-dimensional. there are two inequivalent Tc6+ sites. In the first Tc6+ site, Tc6+ is bonded in a 12-coordinate geometry to fourteen B+1.50- atoms. There are two shorter (2.38 Å) and twelve longer (2.39 Å) Tc–B bond lengths. In the second Tc6+ site, Tc6+ is bonded to twelve equivalent B+1.50- atoms to form face-sharing TcB12 cuboctahedra. All Tc–B bond lengths are 2.41 Å. There are two inequivalent B+1.50- sites. In the first B+1.50- site, B+1.50- is bonded in a 1-coordinate geometry to one Tc6+ and seven B+1.50- atoms. There is one shorter (1.70 Å) and six longer (1.92 Å) B–B bond length. In the second B+1.50- site, B+1.50- is bonded in a 9-coordinate geometry to four Tc6+ and five B+1.50- atoms. There is one shorter (1.74 Å) and two longer (1.79 Å) B–B bond length.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on NbInTc2 by Materials Project

NbTc2In crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two NbTc2In ribbons oriented in the (1, 0, 0) direction. Nb5+ is bonded in a linear geometry to two equivalent Tc3- atoms. Both Nb–Tc bond lengths are 2.23 Å. Tc3- is bonded in a linear geometry to one Nb5+ and one In1+ atom. The Tc–In bond length is 2.75 Å. In1+ is bonded in a linear geometry to two equivalent Tc3- atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on ZrPaTc2 by Materials Project

PaZrTc2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Pa3+ is bonded in a body-centered cubic geometry to eight equivalent Tc3- atoms. All Pa–Tc bond lengths are 2.92 Å. Zr3+ is bonded in a body-centered cubic geometry to eight equivalent Tc3- atoms. All Zr–Tc bond lengths are 2.92 Å. Tc3- is bonded in a body-centered cubic geometry to four equivalent Pa3+ and four equivalent Zr3+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on NbTc2W by Materials Project

NbWTc2 crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two NbWTc2 ribbons oriented in the (1, 0, 0) direction. Nb4+ is bonded in a linear geometry to two equivalent Tc3- atoms. Both Nb–Tc bond lengths are 2.25 Å. W2+ is bonded in a linear geometry to two equivalent Tc3- atoms. Both W–Tc bond lengths are 2.26 Å. Tc3- is bonded in a linear geometry to one Nb4+ and one W2+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on ZrTaTc2 by Materials Project

ZrTaTc2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Zr2+ is bonded in a body-centered cubic geometry to eight equivalent Tc3- atoms. All Zr–Tc bond lengths are 2.81 Å. Ta4+ is bonded in a body-centered cubic geometry to eight equivalent Tc3- atoms. All Ta–Tc bond lengths are 2.81 Å. Tc3- is bonded in a body-centered cubic geometry to four equivalent Zr2+ and four equivalent Ta4+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on GdPaTc2 by Materials Project

PaGdTc2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Pa3+ is bonded in a body-centered cubic geometry to eight equivalent Tc3- atoms. All Pa–Tc bond lengths are 2.98 Å. Gd3+ is bonded in a body-centered cubic geometry to eight equivalent Tc3- atoms. All Gd–Tc bond lengths are 2.98 Å. Tc3- is bonded in a body-centered cubic geometry to four equivalent Pa3+ and four equivalent Gd3+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TiCrTc2 by Materials Project

TiCrTc2 crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two TiCrTc2 ribbons oriented in the (1, 0, 0) direction. Ti4+ is bonded in a linear geometry to two equivalent Tc3- atoms. Both Ti–Tc bond lengths are 2.13 Å. Cr2+ is bonded in a linear geometry to two equivalent Tc3- atoms. Both Cr–Tc bond lengths are 2.63 Å. Tc3- is bonded in a linear geometry to one Ti4+ and one Cr2+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on SiTc2Ni by Materials Project

Tc2NiSi crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two Tc2NiSi ribbons oriented in the (1, 0, 0) direction. Tc3- is bonded in a linear geometry to one Ni2+ and one Si4+ atom. The Tc–Ni bond length is 2.29 Å. The Tc–Si bond length is 2.26 Å. Ni2+ is bonded in a linear geometry to two equivalent Tc3- atoms. Si4+ is bonded in a linear geometry to two equivalent Tc3- atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on NbTc2Sb by Materials Project

NbTc2Sb crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two NbTc2Sb ribbons oriented in the (1, 0, 0) direction. Nb5+ is bonded in a linear geometry to two equivalent Tc1- atoms. Both Nb–Tc bond lengths are 2.22 Å. Tc1- is bonded in a linear geometry to one Nb5+ and one Sb3- atom. The Tc–Sb bond length is 2.54 Å. Sb3- is bonded in a linear geometry to two equivalent Tc1- atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on CrSiTc2 by Materials Project

CrTc2Si crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two CrTc2Si ribbons oriented in the (0, 1, 0) direction. Cr2+ is bonded in a linear geometry to two equivalent Tc3- atoms. Both Cr–Tc bond lengths are 2.59 Å. Tc3- is bonded in a linear geometry to one Cr2+ and one Si4+ atom. The Tc–Si bond length is 2.21 Å. Si4+ is bonded in a linear geometry to two equivalent Tc3- atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on NbCrTc2 by Materials Project

NbCrTc2 crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two NbCrTc2 ribbons oriented in the (1, 0, 0) direction. Nb3+ is bonded in a linear geometry to two equivalent Tc3- atoms. Both Nb–Tc bond lengths are 2.21 Å. Cr3+ is bonded in a linear geometry to two equivalent Tc3- atoms. Both Cr–Tc bond lengths are 2.65 Å. Tc3- is bonded in a linear geometry to one Nb3+ and one Cr3+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Tc2GeW by Materials Project

WTc2Ge crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two WTc2Ge ribbons oriented in the (1, 0, 0) direction. W2+ is bonded in a linear geometry to two equivalent Tc3- atoms. Both W–Tc bond lengths are 2.23 Å. Tc3- is bonded in a linear geometry to one W2+ and one Ge4+ atom. The Tc–Ge bond length is 2.37 Å. Ge4+ is bonded in a linear geometry to two equivalent Tc3- atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on HfTc2Ge by Materials Project

HfTc2Ge crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two HfTc2Ge ribbons oriented in the (1, 0, 0) direction. Hf4+ is bonded in a linear geometry to two equivalent Tc3- atoms. Both Hf–Tc bond lengths are 2.32 Å. Tc3- is bonded in a linear geometry to one Hf4+ and one Ge2+ atom. The Tc–Ge bond length is 2.38 Å. Ge2+ is bonded in a linear geometry to two equivalent Tc3- atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on TaTc2Ge by Materials Project

TaTc2Ge crystallizes in the orthorhombic Immm space group. The structure is one-dimensional and consists of two TaTc2Ge ribbons oriented in the (1, 0, 0) direction. Ta4+ is bonded in a linear geometry to two equivalent Tc3- atoms. Both Ta–Tc bond lengths are 2.23 Å. Tc3- is bonded in a linear geometry to one Ta4+ and one Ge2+ atom. The Tc–Ge bond length is 2.40 Å. Ge2+ is bonded in a linear geometry to two equivalent Tc3- atoms.

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