Fig. 2
From: Magnetic nanohybrids of folic acid as green biocatalysts for the synthesis of heterocyclic compounds

(A) XRD pattern of (a) γ-Fe2O3 (b) and FA-Cu@ γ-Fe2O3 biocatalyst, (B) TGA curve of γ-and FA-Cu@ γ-Fe2O3 biocatalyst (C) Magnetization curve of (a) γ-Fe2O3 (b) FA@ γ-Fe2O3 (c) and FA-Cu@ γ-Fe2O3 biocatalyst.