Photoluminescence Response in Carbon Films Deposited by Pulsed Laser Deposition onto GaAs Substrates at Low Vacuum

Figure 5

AFM analysis of the samples obtained at irradiation times of (a, c, and e) 2.5 min and (b, d, and f) 10 min. (a) and (b) AFM 3D 20 × 20 μm² images; (c) and (d) AFM 2D 20 × 20 μm² images with profiles; (e) and (f) linear profiles of the lines indicated at (c) and (d).

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(b)

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(f)