Particle size characterization. (a) Average particle sizes and (b) particle size dispersions which are obtained in the 3-D nanostructures for different fluence ratio at constant repetition rate of 25.2 MHz. The sample TEM images with increasing fluence ratio is shown along (X-Y-Z).
Sivayoganathan et al. Nanoscale Research Letters 2012 7:619 doi:10.1186/1556-276X-7-619