Figure 2
Examples of (a) transmission mode FT-IR spectra, and (b) μ-Raman (λ785 nm) spectra collected from selected LF and DS crayons.
Figure 2 | Scientific Reports
Examples of (a) transmission mode FT-IR spectra, and (b) μ-Raman (λ785 nm) spectra collected from selected LF and DS crayons.
