SEM image and panchromatic CL image. SEM image (top) and panchromatic CL image (false color, bottom) acquired at low magnification (×500) at the edge of the NW area. The black line is a guide for the eye along the edge of the NW area.
Fabbri et al. Nanoscale Research Letters 2012 7:680 doi:10.1186/1556-276X-7-680