| CaFe2O4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 CaFe2O4-based composite photocatalysts | 
| Chunyan ZHANG,Zheyu LIU | 
| 图3 紫外可见吸收谱(a)和(αhν)2-hν的关系曲线(b~c) | 
| Fig. 3 UV-Vis absorption spectrum(a)and the relation curve of (αhν)2-hν(b~c) | 
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