Fig. 4From: Enhanced NH3-Sensitivity of Reduced Graphene Oxide Modified by Tetra-α-Iso-Pentyloxymetallophthalocyanine DerivativesFT-IR spectra of (a) rGO, CuPc and CuPc/rGO hybrids; (b) rGO, NiPc and NiPc/rGO hybrids; (c) rGO, PbPc and PbPc/rGO hybridsBack to article page