Table 2. Photophysical Properties of the Polymers Measured in Dilute THF Solutions (λabsmax Absorption Maximum, λPLmax Emission Maximum, λPLexcmax Maximum of Excitation Spectra, and ηPL Photoluminescence Quantum Yield).
| polymer | λabsmax (nm) | λPLmaxa (nm) | λPLexcmaxb (nm) | ηPL |
|---|---|---|---|---|
| P18/8 | 443 | 487, 520sh | 444 | 0.70 |
| P8/18 | 447 | 489, 521sh | 448.5 | 0.64 |
| P18/18–8 | 445 | 488, 517sh | 443.5 | 0.66 |
| P8/18–8 | 444 | 487, 521sh | 443.5 | 0.71 |
| P18–8/18 | 450 | 489, 520sh | 443.5 | 0.63 |
| P18–8/8 | 451 | 490, 520sh | 446 | 0.74 |
| P18–8/18–8 | 440 | 488, 516sh | 444 | 0.53 |
| P18–8/18–8a | 455 | 490, 522sh | 451 | 0.64 |
Excitation wavelength at λabsmax
Emission wavelength at λPLmax