Width of Nucleation Region of Si Nanocrystal Grains Prepared by Pulsed Laser Ablation with Different Laser Fluence

Figure 3

Raman spectra of samples with laser fluence of 3 J/cm², and the sample positions relative to the target are 6.4 mm, 10 mm, 15 mm, 20 mm, 30 mm, and 37.4 mm.