Synthesis and Characterization of CZTS Thin Films by Sol-Gel Method without Sulfurization

Table 4

Characterizations of the CZTS films.

Sample	Thickness (μm)	Sheet resistance (Ω/□)	Conduction type	Eg (eV)
3-LAY	0.4	∖	∖	2.05
5-LAY	1.3	∖	∖	1.50
5-LAY-ANN	0.9	5.25×10^3	P	1.46
9-LAY	1.7	∖	∖	1.48
9-LAY-ANN	1.2	4.08×10^3	P	1.46