Figure 7

Photoluminescence spectra of complexes 1a-4b in thin solid films mixed with [BMIM+ :PF6–] in a molar ratio 4:1.
The photoluminescence quantum yield (ΦPL) for the solid films are indicated in the legend (numbers in brackets).
Photoluminescence spectra of complexes 1a-4b in thin solid films mixed with [BMIM+ :PF6–] in a molar ratio 4:1.
The photoluminescence quantum yield (ΦPL) for the solid films are indicated in the legend (numbers in brackets).