Figure 5.

EDS analyses of unprocessed rice husks and synthesized structures. (a) Unprocessed rice husks and structures generated from rice husks by 2,600 consecutive laser pulses with pulse energies of (b) 0.19, (c) 0.38, and (d) 0.58 mJ.

Tavangar et al. Nanoscale Research Letters 2013 8:348   doi:10.1186/1556-276X-8-348
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