Effectively Improved SiO₂-TiO₂ Composite Films Applied in Commercial Multicrystalline Silicon Solar Cells

Table 3

Preparation of mixed SiO₂-TiO₂ solution.

Contents	Notation
Ratio of SiO2 to TiO2	0.05~10
Coating rate (r.p.m)	100~400
DMF ((CH3)2NCHO) (%)	0~20