Table 1. Absorption and Photoluminescence Data of SQ Dyes in a DCM Solution at Ambient Temperature.
sample code | λabs (nm)a | λem (nm)b | ε (dm3mol–1 cm–1) × 105 | Stokes shift (nm)c |
---|---|---|---|---|
SQ-DIEt-RH | 710 | 738 | 1.18 | 28 |
SQ-DICN | 716 | 745 | 1.20 | 29 |
SQ-DICN-RH | 720 | 757 | 1.33 | 27 |
SQ-2Br | 643 | 653 | 1.17 | 10 |
Optical absorption maxima.
Emission maxima of SQ dyes in the DCM solution.
Difference of absorption and emission maximum.