CIS(CuInSe_2)/CIGS(Cu(In,Ga)Se_2) was investigated greatly for more than 20 years,because of its wonderful photovoltaic properties,unusual defect physics and challenges of preparation.

• 半导体材料具有出色的光伏性能、丰富的缺陷物理内涵以及制备上的挑战,20多年来一直受到太阳能电池界和材料物理界的极大关注。