Figure 4.

The dot height and surface rms (root-mean-square) value vs laser energy. The dot height (black colored line) and roughness (red-colored line) are increasing with higher laser energy, they saturated about 600 to 800 mJ/cm2.

Lee and Chen Nanoscale Research Letters 2012 7:307   doi:10.1186/1556-276X-7-307
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