Averrhoa carambola: A Renewable Source of Oxalic Acid for the Facile and Green Synthesis of Divalent Metal (Fe, Co, Ni, Zn, and Cu) Oxalates and Oxide Nanoparticles
Figure 3
FTIR spectra of the thermal decomposition products (spectra (a), (b), (c), and (d) are for Dp1, Dp2, Dp3, and Dp4, resp.).