Ag改性PVA/SrTiO
3
/TiO
2
光催化材料的制备及性能
刘富华
Preparation and performance of Ag modified PVA/SrTiO
3
/TiO
2
photocatalytic materials
Fuhua LIU
图3
PVA/SrTiO
3
/TiO
2
/Ag的XPS
Fig. 3
The XPS spectrum of PVA/SrTiO
3
/TiO
2
/Ag