It’s an urgent task to find cheap and clean renewable energy resource, for the shortage ofconventional energy and environmental pollution have become more serious during this21stcentury. Solar energy is a clean and cheap renewable energy resource, especially,CuInSe2(CIS) solar cell is semiconductor material with direct band gap, with a number ofadvantages, such as low manufacturing cost, high stability, and less sensitive to theinstallation angle of intelligence buildings, which make CIS thin film solar cel...