Structure info
Layer group cm11
Layer group number 13
Structure origin Wang23
Stability
Energy above convex hull [eV/atom] 0.057
Heat of formation [eV/atom] -0.144
Dynamically stable No
Basic properties
Magnetic No
Band gap (PBE) [eV] 0.715
XYZ CIF JSON
Axis x [Å] y [Å] z [Å] Periodic
1 7.825 -0.000 0.000 Yes
2 -3.913 6.721 0.000 Yes
3 -0.000 0.000 19.457 No
Lengths [Å] 7.825 7.777 19.457
Angles [°] 90.000 90.000 120.206

Symmetries
2D Bravais type Centered rectangular (oc)
Layer group number 13
Layer group cm11
Space group number (bulk in AA-stacking) 8
Space group (bulk in AA-stacking) Cm
Point group m
Inversion symmetry No
Structure data
Formula Ag3I5
Stoichiometry A3B5
Number of atoms 8
Unit cell area [Å2] 52.594
Thickness [Å] 4.391

Ag3I5 (1Ag3I5-1)
Heat of formation [eV/atom] -0.14
Energy above convex hull [eV/atom] 0.06
Monolayers from C2DB
Ag2I2 (2AgI-1) -0.26 eV/atom
Ag2I2 (2AgI-2) -0.25 eV/atom
Ag6I6 (6AgI-1) -0.24 eV/atom
Ag5I5 (5AgI-1) -0.24 eV/atom
Ag6I6 (6AgI-2) -0.23 eV/atom
Ag2I2 (2AgI-3) -0.22 eV/atom
Ag6I6 (6AgI-3) -0.22 eV/atom
Ag6I6 (6AgI-4) -0.21 eV/atom
Ag3I3 (3AgI-1) -0.21 eV/atom
Ag3I3 (3AgI-2) -0.21 eV/atom
AgI (1AgI-1) -0.20 eV/atom
Ag2I2 (2AgI-4) -0.19 eV/atom
Ag6I8 (2Ag3I4-1) -0.19 eV/atom
I12Ag15 (3I4Ag5-1) -0.17 eV/atom
Ag6I12 (6AgI2-1) -0.16 eV/atom
Ag3I5, (1Ag3I5-1) -0.14 eV/atom
Ag2I6 (2AgI3-1) -0.13 eV/atom
Ag4I8 (4AgI2-1) -0.12 eV/atom
Ag2I4 (2AgI2-1) -0.12 eV/atom
Ag2I6 (2AgI3-2) -0.11 eV/atom
Ag4I8 (4AgI2-2) -0.10 eV/atom
Ag4I12 (4AgI3-1) -0.09 eV/atom
Ag2I4 (2AgI2-2) -0.08 eV/atom
AgI3 (1AgI3-1) -0.07 eV/atom
AgI2 (1AgI2-1) -0.06 eV/atom
AgI2 (1AgI2-2) -0.06 eV/atom
AgI2 (1AgI2-3) 0.03 eV/atom
Ag2I6 (2AgI3-3) 0.07 eV/atom
Ag2I6 (2AgI3-4) 0.07 eV/atom
Ag2 (2Ag-1) 0.31 eV/atom
Bulk crystals from OQMD123
AgI -0.27 eV/atom
Ag4 0.00 eV/atom
I4 0.00 eV/atom

A3B5/1Ag3I5/1/phonon_bs.png
Minimum eigenvalue of Hessian [eV/Ų] -0.29

Cij (N/m) xx yy xy
xx 8.86 2.18 -0.00
yy 2.81 10.56 0.00
xy -0.00 0.00 4.94
Stiffness tensor eigenvalues
Eigenvalue 0 4.94 N/m
Eigenvalue 1 7.09 N/m
Eigenvalue 2 12.33 N/m

Key values [eV]
Band gap (PBE) 0.715
Direct band gap (PBE) 0.862
Valence band maximum wrt. vacuum (PBE) -5.516
Conduction band minimum wrt. vacuum (PBE) -4.801
DOS BZ

Atom No. Chemical symbol Charges [|e|]
0 I -0.25
1 I -0.30
2 I -0.30
3 I -0.02
4 I 0.02
5 Ag 0.28
6 Ag 0.28
7 Ag 0.29

Miscellaneous details
Unique ID 1Ag3I5-1
Number of atoms 8
Number of species 2
Formula Ag3I5
Reduced formula Ag3I5
Stoichiometry A3B5
Unit cell area [Å2] 52.594
Original file-system folder /home/niflheim2/cmr/C2DB-ASR/tree_Wang23/A3B5/Ag3I5/Ag3I5-2537ae227d0a
Old uid Ag3I5-af5e352bec25
Space group (bulk in AA-stacking) Cm
Space group number (bulk in AA-stacking) 8
Point group m
Inversion symmetry No
Layer group number 13
Layer group cm11
2D Bravais type Centered rectangular (oc)
Thickness [Å] 4.391
Structure origin Wang23
Miscellaneous details
Band gap (PBE) [eV] 0.715
Direct band gap (PBE) [eV] 0.862
gap_dir_nosoc 0.973
Vacuum level [eV] 2.353
Fermi level wrt. vacuum (PBE) [eV] -5.158
Valence band maximum wrt. vacuum (PBE) [eV] -5.516
Conduction band minimum wrt. vacuum (PBE) [eV] -4.801
minhessianeig -0.289
Dynamically stable No
Energy [eV] -17.065
Magnetic No
Total magnetic moment [μB] 0.000
Spin axis z
Magnetic anisotropy energy, xz [meV/unit cell] 0.000
Magnetic anisotropy energy, yz [meV/unit cell] 0.000
Energy above convex hull [eV/atom] 0.057
Heat of formation [eV/atom] -0.144