The Roll of NaPSS Surfactant on the Ceria Nanoparticles Embedding in Polypyrrole Films

Table 5

Electrochemical parameters from Tafel diagrams.

Electrochemical parameters	PPy	PPy-CeO2 NPs	PPy-NaPSS	PPy-NaPSS-CeO2 NPs
(mV)	−138	−125	−135	−167
(μA/cm^2)	19.390	12.321	53.300	22.268
(mm/year)	0.169	0.107	0.464	0.194
(kΩ)	4.617	6.206	1.083	1.060