Figure 2From: Luminescent Organic–Inorganic Hybrids of Functionalized Mesoporous Silica SBA-15 by Thio-Salicylidene Schiff BaseIR spectra for thiocarbohydrazide (A), TESPIC (B), BSTC (C), BSTC-Si (D), BSTC-functionalized hybrid mesoporous material BSTC-SBA-15 (E), and pure SBA-15 (F)Back to article page