Nanoporosity of MCM-41 Materials and Y-Zeolites Created by Deposition of Tournefortia hirsutissima L. Plant Extract

Figure 4

FTIR spectra of Tournefortia Ethanolic Extract (TEE) in solution and with impregnated materials, (a) 400–1700 cm⁻¹ and (b) 2800–3800 cm⁻¹.

(a)

(b)