Figure 1From: 3D simulation of morphological effect on reflectance of Si3N4 sub-wavelength structures for silicon solar cells(a) Plot of the periodic structure of Si 3 N 4 SWS with 1 × 1 and 2 × 2 arrays as unit cell. 3D schematic plots of the examined (b) cylinder-, (c) right circular cone-, and (d) square pyramid-shaped structure, respectively.Back to article page