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. 2019 Aug 19;4(9):13721–13732. doi: 10.1021/acsomega.9b01103

Table 3. Simulated Parameters of EIS Spectra for GFs by Heat Treatment in 2-AQS Solution.

		CPE₁
samples	R₁/(Ω)	Y/(S·s^–n)	n (0 < n < 1)	R₂/(Ω)
pristine GF	0.5485	0.000124	0.9227	3.502
A-550 °C-3 h	1.265	0.02144	0.9015	3.206
M-550 °C-3 h	0.6272	0.03363	0.7768	2.453
V-550 °C-3 h	0.7399	0.08575	0.9999	7.489

	CPE₂
samples	Y/(S·s^–n)	n (0 < n < 1)	R₃/(Ω)	W/(S·s^0.5)	(R₂ + R₃)/(Ω)
pristine GF	0.02663	0.8669	127.1	0.1086	130.6
A-550 °C-3 h	0.02527	0.9214	35.23	0.1872	38.44
M-550 °C-3 h	0.02081	0.9527	44.13	0.2733	46.59
V-550 °C-3 h	0.5377	0.8001	87.4	0.2140	94.89