Optimization process results. (a) 3-D view of the optimized lens-like nanostructure. (b, c) The attained Jsc and cross-sectional profiles of the lens-like particles on x-y and x-z planes. (d, e) The electric intensity on the cross section of the lens-like nanoparticle on x-z and x-y planes. (f) Contour of the logarithmic scale of the absorbed energy per unit volume on the x-z plane.
Zhou et al. Nanoscale Research Letters 2013 8:447 doi:10.1186/1556-276X-8-447