Fig. 7
From: Enhanced nonlinear optical properties of GO and Fe3O4-Modified CuMn2O4 nanocomposites

FTIR spectrum for the synthesized NPs in the ranges between 400 and 4000 cm−1. (a) CuMn2O4; (b) CuMn2O4GO; (c) CuMn2O4GOFe3O4; (d) all NPs.
From: Enhanced nonlinear optical properties of GO and Fe3O4-Modified CuMn2O4 nanocomposites

FTIR spectrum for the synthesized NPs in the ranges between 400 and 4000 cm−1. (a) CuMn2O4; (b) CuMn2O4GO; (c) CuMn2O4GOFe3O4; (d) all NPs.