Fig. 4
From: Polycarbonate-Based Blends for Optical Non-linear Applications
PL spectra of glass substrate at different excitation wavelengths (a); PL spectra of polycarbonate film deposited by spin coating on glass substrate at different excitation wavelengths (b); comparative PL spectra of polycarbonate:M1, polycarbonate:M2, polycarbonate:M4 and polycarbonate:M7 composite films deposited by spin coating on glass substrate at a given excitation wavelength: λ exc = 335 nm (c), λ exc = 350 nm (d), λ exc = 385 nm (e), λ exc = 400 nm (f) and λ exc = 435 nm (g)