Fig. 3: The spectra and orbital structures of R- and S-SEA-Si.
From: Molecular orbital breaking in photo-mediated organosilicon Schiff base ferroelectric crystals

Experimental UV-Vis (a) and IR absorption (b) spectra of R-SEA-Si under ambient conditions and after UV irradiation. HOMO (c) and LUMO (d) of the R-SEA-Si molecule.