Figure 3.

The optical absorption enhancement on thickness of 100-nm a-Si:H thin film. The film is with an array of (a) 100 × 100 × 100 nm cubic blocks; (b) both height and diameter of 100-nm cylinders.

Tang and Vlahovic Nanoscale Research Letters 2013 8:65   doi:10.1186/1556-276X-8-65
Download authors' original image