Layer-by-Layer Assembly and Photocatalytic Activity of Titania Nanosheets on Coal Fly Ash Microspheres

Table 1

The chemical composition of CFA (wt.%).

Al2O3	SiO2	Fe2O3	CaO	TiO2	K2O	Others
35.8	54.7	2.52	1.74	1.32	1.17	2.75