薄膜的矿物组成为四方钙钛矿结构,但[TiO6]八面体特征吸收峰(471.65cm-1)移向低波数,晶粒粒径减小。
The characteristic absorption band for octahedron [ TiO_6 ] ( 471.65cm ~ - 1 ) was shifted to lower wave number .