Table 5. Vertical Excitation (Evert), Adiabatic Excitation (Ead), and Fluorescence Energies (Efl) as well as Corresponding Stokes’ Shifts (λ) (eV) for ADMM-PBE0 and sTDA Kernels for the First Excited Singlet State for a Series of Fluorescent COFs.
|
Evert |
Ead |
Efl |
λ |
|||||
|---|---|---|---|---|---|---|---|---|
| ADMM | sTDA | ADMM | sTDA | ADMM | sTDA | ADMM | sTDA | |
| 05000N2 | 4.71 | 4.95 | 4.40 | 3.87 | 4.49 | 4.16 | 0.22 | 0.79 |
| 05001N2 | 3.77 | 3.44 | 2.60 | 2.14 | 2.97 | 2.56 | 0.80 | 0.88 |
| 15100N2 | 3.54 | 3.08 | 2.27 | 1.85 | 2.43 | 1.98 | 1.11 | 1.10 |
| 15101N2 | 3.10 | 2.67 | 2.04 | 1.46 | 2.18 | 1.68 | 0.92 | 0.98 |
| 20610N2 | 3.97 | 3.67 | 2.82 | 2.45 | 3.08 | 2.74 | 0.89 | 0.93 |
| 20611N2 | 3.21 | 3.10 | 2.47 | 1.96 | 2.65 | 2.25 | 0.56 | 0.85 |
| MAE | 0.31 | 0.42 | 0.40 | 0.17 | ||||