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

表1 CaFe2O4、CaSO4和Fe2O3的Eg、电负性和导带、价带电位

Table 1 Eg ，electronegativity，ECB and EVB of CaFe2O4，CaSO4 and Fe2O3

样品 Eg/eV X/eV ECB/eV EVB/eV CaFe2O4 1.85 5.30 -0.30 1.90 CaSO4 3.94 5.95 -0.52 3.42 Fe2O3 1.83 5.89 0.475 2.305