Experimental Characterisation of Catalyst-Free Carbon Nanomaterials from Mixed Vegetable and Animal Base Oils through Modified Traditional Process

Figure 10

Raman’s full range Spectra for S1 sample and S2 sample (a), whereas (b) and (c) are the graph for a specific range of Raman’s shift from 1140–1200 cm⁻¹.

(a)

(b)

(c)