Light trapping characteristics of glass substrate with hemisphere pit arrays in thin film Si solar cells*
Chen Lea),b), Wang Qing-Kanga)†, Wangyang Pei-Huaa), Huang Kuna), Shen Xiang-Qiana)
       
(a) The scanning electron microscope (SEM) image of the HP arrays, the magnified image is inserted on the bottom right corner. (b) The diffraction patterns of a laser beam (650 nm) passing through the HP glass.