Segregation of Cu-In-S Elements in the Spray-Pyrolysis-Deposited Layer of CIS Solar Cells

Table 1

The atomic ratios of Cu-In-S analyzed by TEM-EDX. Each location is indicated by the relevant figure number.

Substrate	Major/Minor	Cu	In	S	Figures
glass	Major	0.06	0.00	99.94	Figure 4(a)
	Minor	16.00	28.41	55.58	Figure 4(b)
glass/TiO2	Major	16.49	30.49	53.02	Figure 5(a)
	Minor	0.19	0.25	99.56	Figure 5(b)
glass/TiO2/In2S3	Major	17.85	29.51	52.65	Figure 6(a)
	Minor	3.78	1.17	95.05	Figure 6(b)