Research Article

Catalysis of Rice Straw Hydrolysis by the Combination of Immobilized Cellulase from Aspergillus niger on β-Cyclodextrin-Fe3O4 Nanoparticles and Ionic Liquid

Figure 3

FTIR spectra of (a) Fe3O4, (b) Fe3O4-(β-CDs): Fe2+/Fe3+/β-CDs = 0.33/1/1, and (c) β-CDs.