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All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on Mg3Si2 by Materials Project

Mg3Si2 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are six inequivalent Mg sites. In the first Mg site, Mg is bonded in a 5-coordinate geometry to five Si atoms. There are a spread of Mg–Si bond distances ranging from 2.73–2.93 Å. In the second Mg site, Mg is bonded in a 5-coordinate geometry to five Si atoms. There are a spread of Mg–Si bond distances ranging from 2.74–2.91 Å. In the third Mg site, Mg is bonded in a 4-coordinate geometry to five Si atoms. There are a spread of Mg–Si bond distances ranging from 2.75–3.20 Å. In the fourth Mg site, Mg is bonded in a 4-coordinate geometry to five Si atoms. There are a spread of Mg–Si bond distances ranging from 2.75–3.18 Å. In the fifth Mg site, Mg is bonded in a 5-coordinate geometry to five Si atoms. There are a spread of Mg–Si bond distances ranging from 2.71–2.91 Å. In the sixth Mg site, Mg is bonded in a 5-coordinate geometry to five Si atoms. There are a spread of Mg–Si bond distances ranging from 2.71–2.91 Å. There are four inequivalent Si sites. In the first Si site, Si is bonded in a 9-coordinate geometry to eight Mg and one Si atom. The Si–Si bond length is 2.42 Å. In the second Si site, Si is bonded in a 9-coordinate geometry to eight Mg and one Si atom. The Si–Si bond length is 2.42 Å. In the third Si site, Si is bonded in a 8-coordinate geometry to seven Mg and one Si atom. In the fourth Si site, Si is bonded in a 9-coordinate geometry to seven Mg and one Si atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Mg3Si2 by Materials Project

Mg3Si2 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are seven inequivalent Mg sites. In the first Mg site, Mg is bonded in a 5-coordinate geometry to five Si atoms. There are a spread of Mg–Si bond distances ranging from 2.68–3.00 Å. In the second Mg site, Mg is bonded in a 5-coordinate geometry to five Si atoms. There are a spread of Mg–Si bond distances ranging from 2.76–2.94 Å. In the third Mg site, Mg is bonded in a distorted square co-planar geometry to four Si atoms. There are two shorter (2.83 Å) and two longer (2.92 Å) Mg–Si bond lengths. In the fourth Mg site, Mg is bonded in a distorted rectangular see-saw-like geometry to four Si atoms. There are a spread of Mg–Si bond distances ranging from 2.74–2.88 Å. In the fifth Mg site, Mg is bonded in a 5-coordinate geometry to six Si atoms. There are a spread of Mg–Si bond distances ranging from 2.71–3.14 Å. In the sixth Mg site, Mg is bonded in a 6-coordinate geometry to six Si atoms. There are a spread of Mg–Si bond distances ranging from 2.75–3.04 Å. In the seventh Mg site, Mg is bonded in a 4-coordinate geometry to four Si atoms. There are two shorter (2.67 Å) and two longer (2.83 Å) Mg–Si bond lengths. There are four inequivalent Si sites. In the first Si site, Si is bonded in a 8-coordinate geometry to seven Mg and one Si atom. The Si–Si bond length is 2.44 Å. In the second Si site, Si is bonded in a 9-coordinate geometry to eight Mg and one Si atom. The Si–Si bond length is 2.41 Å. In the third Si site, Si is bonded in a 8-coordinate geometry to seven Mg and one Si atom. In the fourth Si site, Si is bonded in a 9-coordinate geometry to eight Mg and one Si atom. The Si–Si bond length is 2.42 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Mg3Si2 by Materials Project

Mg3Si2 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are six inequivalent Mg sites. In the first Mg site, Mg is bonded in a 4-coordinate geometry to five Si atoms. There are a spread of Mg–Si bond distances ranging from 2.75–3.05 Å. In the second Mg site, Mg is bonded in a 5-coordinate geometry to six Si atoms. There are a spread of Mg–Si bond distances ranging from 2.75–3.19 Å. In the third Mg site, Mg is bonded in a 5-coordinate geometry to five Si atoms. There are a spread of Mg–Si bond distances ranging from 2.72–2.97 Å. In the fourth Mg site, Mg is bonded in a 5-coordinate geometry to five Si atoms. There are a spread of Mg–Si bond distances ranging from 2.76–2.89 Å. In the fifth Mg site, Mg is bonded in a 3-coordinate geometry to four Si atoms. There are a spread of Mg–Si bond distances ranging from 2.76–3.09 Å. In the sixth Mg site, Mg is bonded in a 4-coordinate geometry to four Si atoms. There are a spread of Mg–Si bond distances ranging from 2.79–2.90 Å. There are four inequivalent Si sites. In the first Si site, Si is bonded in a 8-coordinate geometry to seven Mg and one Si atom. The Si–Si bond length is 2.46 Å. In the second Si site, Si is bonded in a 9-coordinate geometry to eight Mg and one Si atom. The Si–Si bond length is 2.42 Å. In the third Si site, Si is bonded in a 10-coordinate geometry to eight Mg and two Si atoms. The Si–Si bond length is 2.49 Å. In the fourth Si site, Si is bonded in a 6-coordinate geometry to six Mg and one Si atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Mg3Si2 by Materials Project

Mg3Si2 crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. there are three inequivalent Mg sites. In the first Mg site, Mg is bonded in a 2-coordinate geometry to one Mg and three Si atoms. The Mg–Mg bond length is 2.99 Å. There are two shorter (2.79 Å) and one longer (3.07 Å) Mg–Si bond lengths. In the second Mg site, Mg is bonded in a 4-coordinate geometry to two equivalent Mg and four Si atoms. Both Mg–Mg bond lengths are 3.10 Å. There are a spread of Mg–Si bond distances ranging from 2.84–2.92 Å. In the third Mg site, Mg is bonded in a 4-coordinate geometry to five Mg and six Si atoms. Both Mg–Mg bond lengths are 3.08 Å. There are a spread of Mg–Si bond distances ranging from 2.76–2.95 Å. There are two inequivalent Si sites. In the first Si site, Si is bonded in a 9-coordinate geometry to seven Mg and two equivalent Si atoms. Both Si–Si bond lengths are 2.47 Å. In the second Si site, Si is bonded in a 8-coordinate geometry to six Mg and two equivalent Si atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Mg3Si2 by Materials Project

Mg3Si2 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are six inequivalent Mg sites. In the first Mg site, Mg is bonded in a 3-coordinate geometry to six Si atoms. There are a spread of Mg–Si bond distances ranging from 2.79–3.20 Å. In the second Mg site, Mg is bonded in a 5-coordinate geometry to one Mg and five Si atoms. The Mg–Mg bond length is 3.19 Å. There are a spread of Mg–Si bond distances ranging from 2.82–3.07 Å. In the third Mg site, Mg is bonded in a 4-coordinate geometry to four Si atoms. There are a spread of Mg–Si bond distances ranging from 2.62–2.93 Å. In the fourth Mg site, Mg is bonded in a 4-coordinate geometry to three equivalent Mg and four Si atoms. There are a spread of Mg–Mg bond distances ranging from 2.92–3.18 Å. There are a spread of Mg–Si bond distances ranging from 2.66–2.89 Å. In the fifth Mg site, Mg is bonded in a 5-coordinate geometry to six Si atoms. There are a spread of Mg–Si bond distances ranging from 2.80–3.14 Å. In the sixth Mg site, Mg is bonded in a 12-coordinate geometry to six Mg and six Si atoms. There are one shorter (2.99 Å) and one longer (3.10 Å) Mg–Mg bond lengths. There are a spread of Mg–Si bond distances ranging from 2.76–3.05 Å. There are four inequivalent Si sites. In the first Si site, Si is bonded in a 9-coordinate geometry to eight Mg and one Si atom. The Si–Si bond length is 2.38 Å. In the second Si site, Si is bonded in a 9-coordinate geometry to seven Mg and two Si atoms. There are one shorter (2.51 Å) and one longer (2.56 Å) Si–Si bond lengths. In the third Si site, Si is bonded in a 9-coordinate geometry to eight Mg and one Si atom. In the fourth Si site, Si is bonded in a 9-coordinate geometry to eight Mg and one Si atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Mg3Si2 by Materials Project

Mg3Si2 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are three inequivalent Mg sites. In the first Mg site, Mg is bonded in a 4-coordinate geometry to four Si atoms. There are a spread of Mg–Si bond distances ranging from 2.78–2.85 Å. In the second Mg site, Mg is bonded in a 4-coordinate geometry to five Si atoms. There are a spread of Mg–Si bond distances ranging from 2.74–3.15 Å. In the third Mg site, Mg is bonded in a 6-coordinate geometry to six Si atoms. There are a spread of Mg–Si bond distances ranging from 2.74–2.97 Å. There are two inequivalent Si sites. In the first Si site, Si is bonded in a 9-coordinate geometry to seven Mg and two Si atoms. There are one shorter (2.40 Å) and one longer (2.43 Å) Si–Si bond lengths. In the second Si site, Si is bonded in a 9-coordinate geometry to eight Mg and one Si atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Mg3Si2 by Materials Project

Mg3Si2 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are three inequivalent Mg sites. In the first Mg site, Mg is bonded in a distorted trigonal non-coplanar geometry to three equivalent Si atoms. There are a spread of Mg–Si bond distances ranging from 2.77–2.91 Å. In the second Mg site, Mg is bonded in a 4-coordinate geometry to four Si atoms. There are a spread of Mg–Si bond distances ranging from 2.67–2.92 Å. In the third Mg site, Mg is bonded in a 5-coordinate geometry to five Si atoms. There are a spread of Mg–Si bond distances ranging from 2.74–2.79 Å. There are two inequivalent Si sites. In the first Si site, Si is bonded in a 7-coordinate geometry to five Mg and two Si atoms. There are one shorter (2.41 Å) and one longer (2.46 Å) Si–Si bond lengths. In the second Si site, Si is bonded in a 8-coordinate geometry to seven Mg and one Si atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Mg3Si2 by Materials Project

Mg3Si2 crystallizes in the monoclinic C2/c space group. The structure is three-dimensional. there are two inequivalent Mg sites. In the first Mg site, Mg is bonded in a 5-coordinate geometry to five equivalent Si atoms. There are a spread of Mg–Si bond distances ranging from 2.72–2.91 Å. In the second Mg site, Mg is bonded in a 6-coordinate geometry to six equivalent Si atoms. There are a spread of Mg–Si bond distances ranging from 2.80–3.03 Å. Si is bonded in a 9-coordinate geometry to eight Mg and one Si atom. The Si–Si bond length is 2.44 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Mg3Si2 by Materials Project

Mg3Si2 crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. there are two inequivalent Mg sites. In the first Mg site, Mg is bonded in a 4-coordinate geometry to six equivalent Si atoms. There are a spread of Mg–Si bond distances ranging from 2.83–3.08 Å. In the second Mg site, Mg is bonded in a 4-coordinate geometry to four equivalent Si atoms. There are two shorter (2.72 Å) and two longer (2.78 Å) Mg–Si bond lengths. Si is bonded in a 9-coordinate geometry to eight Mg and one Si atom. The Si–Si bond length is 2.39 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Mg3Si2 by Materials Project

Mg3Si2 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are seven inequivalent Mg sites. In the first Mg site, Mg is bonded in a 6-coordinate geometry to six Si atoms. There are a spread of Mg–Si bond distances ranging from 2.83–3.08 Å. In the second Mg site, Mg is bonded in a 6-coordinate geometry to six Si atoms. There are a spread of Mg–Si bond distances ranging from 2.83–3.09 Å. In the third Mg site, Mg is bonded in a distorted square co-planar geometry to four Si atoms. There are two shorter (2.70 Å) and two longer (2.72 Å) Mg–Si bond lengths. In the fourth Mg site, Mg is bonded in a distorted square co-planar geometry to four Si atoms. There are two shorter (2.70 Å) and two longer (2.72 Å) Mg–Si bond lengths. In the fifth Mg site, Mg is bonded in a 6-coordinate geometry to six Si atoms. There are a spread of Mg–Si bond distances ranging from 2.83–3.10 Å. In the sixth Mg site, Mg is bonded in a 6-coordinate geometry to six Si atoms. There are a spread of Mg–Si bond distances ranging from 2.83–3.09 Å. In the seventh Mg site, Mg is bonded in a distorted square co-planar geometry to four Si atoms. There are two shorter (2.70 Å) and two longer (2.72 Å) Mg–Si bond lengths. There are four inequivalent Si sites. In the first Si site, Si is bonded in a 9-coordinate geometry to eight Mg and one Si atom. The Si–Si bond length is 2.37 Å. In the second Si site, Si is bonded in a 9-coordinate geometry to eight Mg and one Si atom. The Si–Si bond length is 2.37 Å. In the third Si site, Si is bonded in a 9-coordinate geometry to eight Mg and one Si atom. In the fourth Si site, Si is bonded in a 9-coordinate geometry to eight Mg and one Si atom. The Si–Si bond length is 2.37 Å.

36 MATERIALS SCIENCE↗