PANI-Ag-Cu Nanocomposite Thin Films Based Impedimetric Microbial Sensor for Detection of E. coli Bacteria

Table 2

Average roughness and grain size of PANI-Ag-Cu nanocomposite thin films.

Concentration (%)		Average roughness (nm)	Grain size (µm)
Ag	Cu
0.85	0.15	2.761	0.0531
0.65	0.35	1.498	0.0577
0.45	0.55	1.331	0.0572
0.25	0.75	4.800	0.0302