Structure info
Layer group p-3m1
Layer group number 72
Structure origin Lyngby22_LDP
Stability
Energy above convex hull [eV/atom] 0.359
Heat of formation [eV/atom] 0.303
Dynamically stable Unknown
Basic properties
XYZ CIF JSON
Axis x [Å] y [Å] z [Å] Periodic
1 4.095 -0.002 0.000 Yes
2 -2.050 3.540 0.000 Yes
3 -0.000 -0.000 19.538 No
Lengths [Å] 4.095 4.091 19.538
Angles [°] 90.000 90.000 120.098

Symmetries
2D Bravais type Hexagonal (hp)
Layer group number 72
Layer group p-3m1
Space group number (bulk in AA-stacking) 164
Space group (bulk in AA-stacking) P-3m1
Point group -3m
Inversion symmetry Yes
Structure data
Formula Ag2S2
Stoichiometry AB
Number of atoms 4
Unit cell area [Å2] 14.494
Thickness [Å] 3.577

Ag2S2 (2AgS-6)
Heat of formation [eV/atom] 0.30
Energy above convex hull [eV/atom] 0.36
Monolayers from C2DB
S2Ag4 (2SAg2-1) -0.08 eV/atom
S4Ag8 (4SAg2-1) -0.07 eV/atom
S2Ag4 (2SAg2-2) -0.04 eV/atom
S4Ag8 (4SAg2-2) 0.00 eV/atom
Ag6S6 (6AgS-1) 0.03 eV/atom
Ag2S2 (2AgS-1) 0.06 eV/atom
Ag2S4 (2AgS2-1) 0.07 eV/atom
Ag4S6 (2Ag2S3-1) 0.07 eV/atom
Ag4S6 (2Ag2S3-2) 0.08 eV/atom
Ag4S6 (2Ag2S3-3) 0.08 eV/atom
Ag4S6 (2Ag2S3-4) 0.09 eV/atom
Ag2S2 (2AgS-2) 0.12 eV/atom
Ag4S16 (4AgS4-1) 0.20 eV/atom
SAg2 (1SAg2-1) 0.23 eV/atom
Ag2S2 (2AgS-3) 0.23 eV/atom
Ag2S2 (2AgS-4) 0.25 eV/atom
Ag2S2 (2AgS-5) 0.28 eV/atom
AgS2 (1AgS2-1) 0.30 eV/atom
Ag2S5 (1Ag2S5-1) 0.30 eV/atom
Ag2S2, (2AgS-6) 0.30 eV/atom
Ag2 (2Ag-1) 0.31 eV/atom
Ag2S4 (2AgS2-2) 0.37 eV/atom
AgS2 (1AgS2-2) 0.43 eV/atom
S2 (2S-1) 0.45 eV/atom
AgS2 (1AgS2-3) 0.49 eV/atom
S2 (2S-2) 0.62 eV/atom
Bulk crystals from OQMD123
Ag4S2 -0.07 eV/atom
Ag4 0.00 eV/atom
S48 0.00 eV/atom

Miscellaneous details
Unique ID 2AgS-6
Number of atoms 4
Number of species 2
Formula Ag2S2
Reduced formula AgS
Stoichiometry AB
Unit cell area [Å2] 14.494
Original file-system folder /home/niflheim2/cmr/C2DB-ASR/tree_LDP/AB/AgS/Ag2S2-0805abe49e36
Old uid Ag2S2-f9b12b3a5eb6
Space group (bulk in AA-stacking) P-3m1
Space group number (bulk in AA-stacking) 164
Miscellaneous details
Point group -3m
Inversion symmetry Yes
Layer group number 72
Layer group p-3m1
2D Bravais type Hexagonal (hp)
Thickness [Å] 3.577
Structure origin Lyngby22_LDP
Dynamically stable Unknown
Energy [eV] -12.625
Energy above convex hull [eV/atom] 0.359
Heat of formation [eV/atom] 0.303
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