Photophysical Parameters, Excitation Energy Transfer, and Photoreactivity of 1,4-Bis(5-phenyl-2-oxazolyl)benzene (POPOP) Laser Dye

Figure 4

Stokes shift versus the functions𝐹₁(𝐷,𝑛) and 𝐹₂(𝐷,𝑛) for POPOP in different solvents.