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All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on K4NaCl5 by Materials Project

K4NaCl5 is Caswellsilverite-like structured and crystallizes in the orthorhombic Immm space group. The structure is three-dimensional. there are two inequivalent K1+ sites. In the first K1+ site, K1+ is bonded to six Cl1- atoms to form KCl6 octahedra that share corners with six KCl6 octahedra, edges with four equivalent NaCl6 octahedra, and edges with eight KCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–7°. There are a spread of K–Cl bond distances ranging from 3.09–3.17 Å. In the second K1+ site, K1+ is bonded to six Cl1- atoms to form KCl6 octahedra that share corners with two equivalent NaCl6 octahedra, corners with four KCl6 octahedra, an edgeedge with one NaCl6 octahedra, and edges with eleven KCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–5°. There are a spread of K–Cl bond distances ranging from 3.15–3.21 Å. Na1+ is bonded to six Cl1- atoms to form NaCl6 octahedra that share corners with two equivalent NaCl6 octahedra, corners with four equivalent KCl6 octahedra, edges with two equivalent NaCl6 octahedra, and edges with ten KCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–5°. There are four shorter (2.95 Å) and two longer (3.15 Å) Na–Cl bond lengths. There are three inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded to six K1+ atoms to form a mixture of edge and corner-sharing ClK6 octahedra. The corner-sharing octahedra tilt angles range from 0–5°. In the second Cl1- site, Cl1- is bonded to four K1+ and two equivalent Na1+ atoms to form a mixture of edge and corner-sharing ClK4Na2 octahedra. The corner-sharing octahedra tilt angles range from 0–7°. In the third Cl1- site, Cl1- is bonded to four equivalent K1+ and two equivalent Na1+ atoms to form a mixture of edge and corner-sharing ClK4Na2 octahedra. The corner-sharing octahedra tilt angles range from 0–2°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on K4NaCl5 by Materials Project

K4NaCl5 is Caswellsilverite-like structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. there are three inequivalent K1+ sites. In the first K1+ site, K1+ is bonded to six Cl1- atoms to form KCl6 octahedra that share corners with six KCl6 octahedra, edges with four equivalent NaCl6 octahedra, and edges with eight KCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–4°. There are a spread of K–Cl bond distances ranging from 3.03–3.19 Å. In the second K1+ site, K1+ is bonded to six Cl1- atoms to form KCl6 octahedra that share a cornercorner with one NaCl6 octahedra, corners with five KCl6 octahedra, and edges with twelve KCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–2°. There are a spread of K–Cl bond distances ranging from 3.14–3.25 Å. In the third K1+ site, K1+ is bonded to six Cl1- atoms to form KCl6 octahedra that share corners with six KCl6 octahedra, edges with four equivalent NaCl6 octahedra, and edges with eight KCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–4°. There are a spread of K–Cl bond distances ranging from 3.03–3.19 Å. Na1+ is bonded to six Cl1- atoms to form NaCl6 octahedra that share corners with two equivalent KCl6 octahedra, corners with four equivalent NaCl6 octahedra, edges with four equivalent NaCl6 octahedra, and edges with eight KCl6 octahedra. The corner-sharing octahedral tilt angles are 0°. There are two shorter (2.92 Å) and four longer (3.14 Å) Na–Cl bond lengths. There are five inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded to five K1+ and one Na1+ atom to form a mixture of corner and edge-sharing ClK5Na octahedra. The corner-sharing octahedra tilt angles range from 0–4°. In the second Cl1- site, Cl1- is bonded to two K1+ and four equivalent Na1+ atoms to form ClK2Na4 octahedra that share corners with six ClK6 octahedra and edges with twelve ClK5Na octahedra. The corner-sharing octahedral tilt angles are 0°. The Cl–K bond length is 3.03 Å. In the third Cl1- site, Cl1- is bonded to six K1+ atoms to form ClK6 octahedra that share corners with six ClK2Na4 octahedra and edges with twelve ClK5Na octahedra. The corner-sharing octahedra tilt angles range from 0–2°. In the fourth Cl1- site, Cl1- is bonded to two equivalent K1+ and four equivalent Na1+ atoms to form a mixture of corner and edge-sharing ClK2Na4 octahedra. The corner-sharing octahedral tilt angles are 0°. All Cl–Na bond lengths are 3.14 Å. In the fifth Cl1- site, Cl1- is bonded to six K1+ atoms to form ClK6 octahedra that share corners with six ClK2Na4 octahedra and edges with twelve ClK6 octahedra. The corner-sharing octahedra tilt angles range from 0–2°. There are a spread of Cl–K bond distances ranging from 3.14–3.19 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on KNa4Cl5 by Materials Project

KNa4Cl5 is Caswellsilverite-like structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. K1+ is bonded to six Cl1- atoms to form KCl6 octahedra that share corners with two equivalent NaCl6 octahedra, corners with four equivalent KCl6 octahedra, edges with four equivalent KCl6 octahedra, and edges with eight equivalent NaCl6 octahedra. The corner-sharing octahedral tilt angles are 0°. There are four shorter (2.95 Å) and two longer (3.06 Å) K–Cl bond lengths. There are two inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded to six Cl1- atoms to form NaCl6 octahedra that share corners with six NaCl6 octahedra, edges with four equivalent KCl6 octahedra, and edges with eight NaCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–3°. There are a spread of Na–Cl bond distances ranging from 2.83–2.99 Å. In the second Na1+ site, Na1+ is bonded to six Cl1- atoms to form NaCl6 octahedra that share a cornercorner with one KCl6 octahedra, corners with five NaCl6 octahedra, and edges with twelve NaCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–1°. There are a spread of Na–Cl bond distances ranging from 2.79–2.95 Å. There are four inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded to one K1+ and five Na1+ atoms to form a mixture of edge and corner-sharing ClKNa5 octahedra. The corner-sharing octahedra tilt angles range from 0–3°. In the second Cl1- site, Cl1- is bonded to four equivalent K1+ and two equivalent Na1+ atoms to form ClK4Na2 octahedra that share corners with six ClK4Na2 octahedra and edges with twelve ClKNa5 octahedra. The corner-sharing octahedral tilt angles are 0°. Both Cl–Na bond lengths are 2.99 Å. In the third Cl1- site, Cl1- is bonded to six Na1+ atoms to form ClNa6 octahedra that share corners with six ClK4Na2 octahedra and edges with twelve ClKNa5 octahedra. The corner-sharing octahedra tilt angles range from 0–1°. In the fourth Cl1- site, Cl1- is bonded to four equivalent K1+ and two equivalent Na1+ atoms to form a mixture of edge and corner-sharing ClK4Na2 octahedra. The corner-sharing octahedral tilt angles are 0°. All Cl–K bond lengths are 2.95 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on KNa4Cl5 by Materials Project

KNa4Cl5 is Caswellsilverite-like structured and crystallizes in the orthorhombic Immm space group. The structure is three-dimensional. K1+ is bonded to six Cl1- atoms to form KCl6 octahedra that share corners with two equivalent KCl6 octahedra, corners with four equivalent NaCl6 octahedra, edges with two equivalent KCl6 octahedra, and edges with ten NaCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–5°. There are two shorter (2.96 Å) and four longer (3.08 Å) K–Cl bond lengths. There are two inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded to six Cl1- atoms to form NaCl6 octahedra that share corners with six NaCl6 octahedra, edges with four equivalent KCl6 octahedra, and edges with eight NaCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–6°. There are two shorter (2.84 Å) and four longer (2.96 Å) Na–Cl bond lengths. In the second Na1+ site, Na1+ is bonded to six Cl1- atoms to form NaCl6 octahedra that share corners with two equivalent KCl6 octahedra, corners with four NaCl6 octahedra, an edgeedge with one KCl6 octahedra, and edges with eleven NaCl6 octahedra. The corner-sharing octahedra tilt angles range from 1–5°. There are a spread of Na–Cl bond distances ranging from 2.80–2.96 Å. There are three inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded to two equivalent K1+ and four Na1+ atoms to form a mixture of edge and corner-sharing ClK2Na4 octahedra. The corner-sharing octahedra tilt angles range from 0–6°. In the second Cl1- site, Cl1- is bonded to six Na1+ atoms to form a mixture of edge and corner-sharing ClNa6 octahedra. The corner-sharing octahedra tilt angles range from 2–4°. In the third Cl1- site, Cl1- is bonded to two equivalent K1+ and four equivalent Na1+ atoms to form ClK2Na4 octahedra that share corners with six ClNa6 octahedra and edges with twelve ClK2Na4 octahedra. The corner-sharing octahedra tilt angles range from 0–2°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on K4NaCl5 by Materials Project

K4NaCl5 is Caswellsilverite-like structured and crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. there are two inequivalent K1+ sites. In the first K1+ site, K1+ is bonded to six Cl1- atoms to form KCl6 octahedra that share a cornercorner with one NaCl6 octahedra, corners with five KCl6 octahedra, edges with two equivalent NaCl6 octahedra, and edges with ten KCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–7°. There are a spread of K–Cl bond distances ranging from 3.12–3.26 Å. In the second K1+ site, K1+ is bonded to six Cl1- atoms to form KCl6 octahedra that share corners with two equivalent NaCl6 octahedra, corners with four KCl6 octahedra, edges with three equivalent NaCl6 octahedra, and edges with nine KCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–7°. There are a spread of K–Cl bond distances ranging from 3.11–3.23 Å. Na1+ is bonded to six Cl1- atoms to form NaCl6 octahedra that share corners with six KCl6 octahedra, edges with two equivalent NaCl6 octahedra, and edges with ten KCl6 octahedra. The corner-sharing octahedra tilt angles range from 1–5°. There are four shorter (2.99 Å) and two longer (3.00 Å) Na–Cl bond lengths. There are three inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded to six K1+ atoms to form ClK6 octahedra that share corners with six ClK4Na2 octahedra and edges with twelve ClK6 octahedra. The corner-sharing octahedra tilt angles range from 2–5°. In the second Cl1- site, Cl1- is bonded to four K1+ and two equivalent Na1+ atoms to form a mixture of edge and corner-sharing ClK4Na2 octahedra. The corner-sharing octahedra tilt angles range from 0–5°. In the third Cl1- site, Cl1- is bonded to five K1+ and one Na1+ atom to form a mixture of edge and corner-sharing ClK5Na octahedra. The corner-sharing octahedra tilt angles range from 0–2°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on KNaCl2 by Materials Project

KNaCl2 is Caswellsilverite structured and crystallizes in the trigonal R-3m space group. The structure is three-dimensional. K1+ is bonded to six equivalent Cl1- atoms to form KCl6 octahedra that share corners with six equivalent NaCl6 octahedra, edges with six equivalent KCl6 octahedra, and edges with six equivalent NaCl6 octahedra. The corner-sharing octahedral tilt angles are 6°. All K–Cl bond lengths are 3.13 Å. Na1+ is bonded to six equivalent Cl1- atoms to form NaCl6 octahedra that share corners with six equivalent KCl6 octahedra, edges with six equivalent KCl6 octahedra, and edges with six equivalent NaCl6 octahedra. The corner-sharing octahedral tilt angles are 6°. All Na–Cl bond lengths are 2.91 Å. Cl1- is bonded to three equivalent K1+ and three equivalent Na1+ atoms to form a mixture of edge and corner-sharing ClK3Na3 octahedra. The corner-sharing octahedral tilt angles are 0°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on K4NaCl5 by Materials Project

K4NaCl5 is Caswellsilverite-like structured and crystallizes in the tetragonal I4/m space group. The structure is three-dimensional. K1+ is bonded to six Cl1- atoms to form KCl6 octahedra that share a cornercorner with one NaCl6 octahedra, corners with five equivalent KCl6 octahedra, edges with three equivalent NaCl6 octahedra, and edges with nine equivalent KCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–6°. There are a spread of K–Cl bond distances ranging from 3.11–3.27 Å. Na1+ is bonded to six Cl1- atoms to form NaCl6 octahedra that share corners with two equivalent NaCl6 octahedra, corners with four equivalent KCl6 octahedra, and edges with twelve equivalent KCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–1°. There are four shorter (2.97 Å) and two longer (3.14 Å) Na–Cl bond lengths. There are two inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded to five equivalent K1+ and one Na1+ atom to form a mixture of edge and corner-sharing ClK5Na octahedra. The corner-sharing octahedra tilt angles range from 0–5°. In the second Cl1- site, Cl1- is bonded to four equivalent K1+ and two equivalent Na1+ atoms to form a mixture of edge and corner-sharing ClK4Na2 octahedra. The corner-sharing octahedra tilt angles range from 0–3°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on KNa4Cl5 by Materials Project

KNa4Cl5 is Caswellsilverite-like structured and crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. K1+ is bonded to six Cl1- atoms to form KCl6 octahedra that share corners with six NaCl6 octahedra, edges with two equivalent KCl6 octahedra, and edges with ten NaCl6 octahedra. The corner-sharing octahedra tilt angles range from 1–5°. There are two shorter (3.05 Å) and four longer (3.06 Å) K–Cl bond lengths. There are two inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded to six Cl1- atoms to form NaCl6 octahedra that share a cornercorner with one KCl6 octahedra, corners with five NaCl6 octahedra, edges with two equivalent KCl6 octahedra, and edges with ten NaCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–7°. There are a spread of Na–Cl bond distances ranging from 2.80–2.94 Å. In the second Na1+ site, Na1+ is bonded to six Cl1- atoms to form NaCl6 octahedra that share corners with two equivalent KCl6 octahedra, corners with four NaCl6 octahedra, edges with three equivalent KCl6 octahedra, and edges with nine NaCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–7°. There are a spread of Na–Cl bond distances ranging from 2.80–2.97 Å. There are three inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded to one K1+ and five Na1+ atoms to form a mixture of edge and corner-sharing ClKNa5 octahedra. The corner-sharing octahedra tilt angles range from 0–3°. In the second Cl1- site, Cl1- is bonded to two equivalent K1+ and four Na1+ atoms to form a mixture of edge and corner-sharing ClK2Na4 octahedra. The corner-sharing octahedra tilt angles range from 0–4°. In the third Cl1- site, Cl1- is bonded to six Na1+ atoms to form a mixture of edge and corner-sharing ClNa6 octahedra. The corner-sharing octahedra tilt angles range from 2–4°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on K2NaCl3 by Materials Project

K2NaCl3 is Caswellsilverite-like structured and crystallizes in the trigonal P-3m1 space group. The structure is three-dimensional. K1+ is bonded to six Cl1- atoms to form KCl6 octahedra that share corners with three equivalent KCl6 octahedra, corners with three equivalent NaCl6 octahedra, edges with three equivalent NaCl6 octahedra, and edges with nine equivalent KCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–6°. There are three shorter (3.15 Å) and three longer (3.16 Å) K–Cl bond lengths. Na1+ is bonded to six equivalent Cl1- atoms to form NaCl6 octahedra that share corners with six equivalent KCl6 octahedra, edges with six equivalent KCl6 octahedra, and edges with six equivalent NaCl6 octahedra. The corner-sharing octahedral tilt angles are 6°. All Na–Cl bond lengths are 2.94 Å. There are two inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded to three equivalent K1+ and three equivalent Na1+ atoms to form a mixture of edge and corner-sharing ClK3Na3 octahedra. The corner-sharing octahedral tilt angles are 0°. In the second Cl1- site, Cl1- is bonded to six equivalent K1+ atoms to form a mixture of edge and corner-sharing ClK6 octahedra. The corner-sharing octahedral tilt angles are 0°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on K2NaCl3 by Materials Project

K2NaCl3 is Caswellsilverite-like structured and crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. K1+ is bonded to six Cl1- atoms to form KCl6 octahedra that share a cornercorner with one NaCl6 octahedra, corners with five equivalent KCl6 octahedra, edges with four equivalent NaCl6 octahedra, and edges with eight equivalent KCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–5°. There are a spread of K–Cl bond distances ranging from 3.04–3.23 Å. Na1+ is bonded to six Cl1- atoms to form NaCl6 octahedra that share corners with two equivalent KCl6 octahedra, corners with four equivalent NaCl6 octahedra, edges with four equivalent NaCl6 octahedra, and edges with eight equivalent KCl6 octahedra. The corner-sharing octahedral tilt angles are 0°. There are two shorter (2.90 Å) and four longer (3.12 Å) Na–Cl bond lengths. There are three inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded to five equivalent K1+ and one Na1+ atom to form a mixture of edge and corner-sharing ClK5Na octahedra. The corner-sharing octahedra tilt angles range from 0–5°. In the second Cl1- site, Cl1- is bonded to two equivalent K1+ and four equivalent Na1+ atoms to form a mixture of edge and corner-sharing ClK2Na4 octahedra. The corner-sharing octahedral tilt angles are 0°. Both Cl–K bond lengths are 3.04 Å. In the third Cl1- site, Cl1- is bonded to two equivalent K1+ and four equivalent Na1+ atoms to form a mixture of edge and corner-sharing ClK2Na4 octahedra. The corner-sharing octahedral tilt angles are 0°. All Cl–Na bond lengths are 3.12 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on KNa4Cl5 by Materials Project

KNa4Cl5 is Caswellsilverite-like structured and crystallizes in the trigonal R-3m space group. The structure is three-dimensional. K1+ is bonded to six equivalent Cl1- atoms to form KCl6 octahedra that share corners with six equivalent NaCl6 octahedra, edges with six equivalent KCl6 octahedra, and edges with six equivalent NaCl6 octahedra. The corner-sharing octahedral tilt angles are 6°. All K–Cl bond lengths are 3.09 Å. There are two inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded to six Cl1- atoms to form NaCl6 octahedra that share corners with three equivalent KCl6 octahedra, corners with three equivalent NaCl6 octahedra, edges with three equivalent KCl6 octahedra, and edges with nine NaCl6 octahedra. The corner-sharing octahedra tilt angles range from 0–6°. All Na–Cl bond lengths are 2.87 Å. In the second Na1+ site, Na1+ is bonded to six Cl1- atoms to form a mixture of corner and edge-sharing NaCl6 octahedra. The corner-sharing octahedral tilt angles are 0°. There are three shorter (2.88 Å) and three longer (2.89 Å) Na–Cl bond lengths. There are three inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded to three equivalent K1+ and three equivalent Na1+ atoms to form a mixture of corner and edge-sharing ClK3Na3 octahedra. The corner-sharing octahedral tilt angles are 0°. In the second Cl1- site, Cl1- is bonded to six equivalent Na1+ atoms to form a mixture of corner and edge-sharing ClNa6 octahedra. The corner-sharing octahedral tilt angles are 1°. In the third Cl1- site, Cl1- is bonded to six Na1+ atoms to form a mixture of corner and edge-sharing ClNa6 octahedra. The corner-sharing octahedra tilt angles range from 0–1°.

36 MATERIALS SCIENCE↗