Fig. 6
From: Design and implementation of PLA/GO/metal oxide composites for CO2 sensing application

FTIR spectrum for the studied samples whereas, (a) PLA, GO, ZnO, and GO/ZnO composite, (b) PLA, GO, CuO, and GO/CuO composite.
From: Design and implementation of PLA/GO/metal oxide composites for CO2 sensing application

FTIR spectrum for the studied samples whereas, (a) PLA, GO, ZnO, and GO/ZnO composite, (b) PLA, GO, CuO, and GO/CuO composite.