Solar cell is a semiconductor electric-junction device, which absorbs the radiant energy of sunlight and converts it directly and efficiently into electrical energy.
This device, uses what type of semiconductor materials?
A. single-crystal silicon
B. amorphous or polycrystalline silicon
C. GaAs, CdS, CdTe, CuS
D. all of the above
Share your understanding of this question with the correct explanation.