Table 1 Calculations of Raman shifts and grain size estimations for the C–SiO2, C–ZnO and C–NiO samples
From: FTIR and Raman Spectroscopy of Carbon Nanoparticles in SiO2, ZnO and NiO Matrices
Sample | ωD(cm−1) | ωG(cm−1) | I D | I G | ωΔD(cm−1) | ωΔG(cm−1) | I D/I G | L grain(nm) |
|---|---|---|---|---|---|---|---|---|
Carbon | 1,350 | 1,580 | ||||||
C–SiO2 | 1,384.9 | 1,603.64 | 29,144.7 | 37,241.6 | 34.9 | 23.64 | 0.78,258 | 56.2 |
C–ZnO | 1,362.6 | 1,594.3 | 2,207.96 | 2,923.4 | 12.6 | 14.3 | 0.75527 | 58.3 |
C–NiO | 1,358.9 | 1,594.3 | 1,435.87 | 2,009.8 | 8.9 | 14.3 | 0.71443 | 61.6 |