Figure 5

TOF-SIMS and Raman spectroscopy.
Mass spectra of samples (a) S-2 and (b) S-3 showing different molecular structures of carbon. Visible Raman spectra of COC in samples (c) S-2 and (d) S-3.
TOF-SIMS and Raman spectroscopy.
Mass spectra of samples (a) S-2 and (b) S-3 showing different molecular structures of carbon. Visible Raman spectra of COC in samples (c) S-2 and (d) S-3.