Table 1.
Sample | HOMO [eV]a | LUMO [eV]a | ΦPL | τflu. [NS] | τphos [s] | 1LED or 1LEA [eV]b | 3LED or 3LEA [eV]b | Sample | ΦPL | 1CT [eV]c | ΔE(1CT − 3LED) [eV] |
---|---|---|---|---|---|---|---|---|---|---|---|
TMB | −4.8 | 52%d | 9.92d | 1.43d | 3.56d | 2.63d | TMB/PPT | 24% | 2.79 | 0.16 | |
DMDTB | −4.9 | 50%d | 1.76d | 0.79d | 3.43d | 2.62d | DMDTB/PPT | 27% | 2.87 | 0.25 | |
TTB | −5.0 | 47%d | 1.30d | 0.72d | 3.25d | 2.50d | TTB/PPT | 28% | 3.04 | 0.54 | |
PPT | −2.2 | 1%e | 1.15e | 1.01f | 3.76e | 2.91f |
aCalculated from CV or DPV peaks
bCalculated from the onset of the emission spectra
cCalculated from the onset of the LPL spectra
dIn ZEONOR film at 300 K
eIn the neat film at 300 K
fIn the neat film at 77 K