Table 1 List of hybrid functionals considered in this work with their corresponding mixing parameters
From: Range-separated hybrid functionals for accurate prediction of band gaps of extended systems
αs | αl | μ | ||
|---|---|---|---|---|
global | PBE0 | 0.25 | 0.25 | – |
DD-PBE0 | 1/ϵ∞ | 1/ϵ∞ | – | |
K-PBE0 | αK43 | αK | – | |
αs = 0.25 | HSE06 | 0.25 | 0 | 0.106 bohr−1 |
TF | 0.25 | 1/ϵ∞ | μTF31 | |
\({\mu }_{{{{\rm{fix}}}}}^{{\alpha }_{s} = 0.25}\) | 0.25 | 1/ϵ∞ | 0.71 bohr−1 | |
αs = 1 | DSH | 1 | 1/ϵ∞ | μDSH32 |
DD-CAM | 1 | 1/ϵ∞ | μDD-CAM20 | |
\({\mu }_{{{{\rm{fix}}}}}^{{\alpha }_{s} = 1}\) | 1 | 1/ϵ∞ | 0.71 bohr−1 | |
K-CAM-αs | αs,K43 | 1/ϵ∞ | 0.106 bohr−1 |