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Table 1 The fitting results of impedance spectra using the R₁(R₂Q₂)(R₃Q₃) equivalent circuit. Resistance (R); Q has a unit of F cm⁻²

From: The sintering temperature effect on electrochemical properties of Ce_0.8Sm_0.05Ca_0.15O_2-δ (SCDC)-La_0.6Sr_0.4Co_0.2Fe_0.8O_3-δ (LSCF) heterostructure pellet

S. temp	R ₁	Q ₁	n	C ₁	R ₂	Q ₂	n	R ₃	C ₂
600 °C	0.1112	1.143	0.3026	9.848E−3	0.0603	2.483E−4	0.72	0.0291	3.847E−6
800 °C	0.1377	1.254	0.2856	1.55E−2	0.0280	2.677E−4	0.82	0.0339	2.409E−5
900 °C	0.1464	1.388	0.813	0.9620	0.1282	2.834E−4	0.47	0.5949	1.96E−8
1000 °C	0.2174	1.472	0.80	1.10713	0.4718	3.146E−4	0.57	0.7494	8.34E−7

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