Structural Characteristic 0f CdS Thin Films and Their Influences on Cu(In，Ga)Se2(ciGS)Thin Film Sola

Xue Yuming，Sun Y．un，He Qing，Liu Fangfang，Li Changjian，and Ji Mingliang
(Institute of Photoelectronic Thin Film Device and Technology，Nankai University，Tianjin 300071，China