Figure 9.

Effect of excessive machining of irradiation spot corresponding to various repetition rates. Nanostructures generated at the dwell time of 0.75 ms for the repetition rates of (a) 4, (b) 8, and (c) 13 MHz for 214 fs.

Patel et al. Nanoscale Research Letters 2013 8:185   doi:10.1186/1556-276X-8-185
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