Synthesis, Spectroscopic, and Biological Studies on New Zirconium(IV) Porphyrins with Axial Ligand

Figure 3

S₁→S₀ fluorescence spectrum of (a) SAZr(p-CH₃TPP) and (b) 5-SSAZr(p-CH₃TPP) in DMSO (C = 10⁻⁶ mol L⁻¹, 𝜆_exc = 420 nm).

(a)

(b)