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

Figure 2

SEM photographs of samples with laser fluence of 3 J/cm². (a)–(h) Corresponding to the various lateral distance to target surface are 6.3 mm, 6.4 mm, 10 mm, 15 mm, 20 mm, 30 mm, 37.4 mm, and 37.5 mm.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)