Formula Be2Si2Cu4Se8
Reduced formula BeSiCu2Se4
Stoichiometry ABC2D4
Number of species 4
Number of atoms 16
Unique ID 18
Unit cell volume [Å3] 310.673
Energy per atom [meV] 26.193
Uncertainty of the total energy [meV] 7.517
Direct band gap (GLLB-SC) [eV] 2.030
Indirect band gap (GLLB-SC) [eV] 2.020
Prototype Cu2ZnSiS4
Space group: I-4, I4-2m, P31, Ama2, P1n1, Pmn21 P1n1
Short chemical formula Cu2BeSiSe4
Total energy (mBEEF) [eV] -942.647
Energy [eV] 470.024
Maximum force [eV/Å] 0.008
Maximum stress component [eV/Å3] 0.000
XYZ CIF JSON
Axis x [Å] y [Å] z [Å] Periodic
1 7.429 -0.000 -0.000 Yes
2 0.000 6.654 -0.000 Yes
3 0.000 -0.000 6.285 Yes
Lengths [Å] 7.429 6.654 6.285
Angles [°] 90.000 90.000 90.000
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