CaFe
2
O
4
基复合光催化剂的制备及性能研究
张春燕,刘哲语
Preparation and performance study of CaFe
2
O
4
-based composite photocatalysts
Chunyan ZHANG,Zheyu LIU
图4
阻抗谱(a)和光电流密度(b)
Fig. 4
Impedance spectroscopy(a)and photocurrent density(b)