Line Plot from Scientific Research

The steady-state absorption (A) (blue, solid line), fluorescence (Em) (blue, dashed line) and excitation (Exc) spectra (light blue, dashed line) of DA-PBI2 (top), DA-PBI3 (middle), DA-PBI4 (bottom) and their reference molecules D-PBI (green, solid line), PBI-1 (grey, solid line) and A-PBI (orange, solid line) in toluene (Tol). Φ Fl (Fluorescence quantum yield) and I Fl norm (normalized fluorescence spectra).

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