三维石墨烯<strong>/Cu</strong>复合材料在模拟海水环境中的腐蚀和空蚀行为

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三维石墨烯/Cu复合材料在模拟海水环境中的腐蚀和空蚀行为

潘成成, 张翔, 杨帆, 夏大海, 何春年, 胡文彬

Corrosion and Cavitation Erosion Behavior of GLNN/Cu Composite in Simulated Seawater

PAN Chengcheng, ZHANG Xiang, YANG Fan, XIA Dahai, HE Chunnian, HU Wenbin

表2 电化学等效电路拟合电化学阻抗参数

Table 2 EIS fitting results using the electrochemical equivalent circuit

Sample	Time	$C_{e f f}$ / (μF·cm^-2)	α	R_t / (kΩ·cm²)	$k_{c}$ / (s^0.5·Ω^-1·cm^-2)
Cu	1 h	35.12	0.75	1.01	1.17 × 10^-4
	1 d	28.23	0.74	1.25	1.21 × 10^-4
	4 d	30.78	0.74	1.17	1.18 × 10^-4
3D-GLNN/Cu-HP	1 h	21.48	0.75	1.22	2.23 × 10^-4
	1 d	17.17	0.74	1.81	2.47 × 10^-4
	4 d	20.18	0.78	1.12	2.73 × 10^-4
3D-GLNN/Cu-HR	1 h	22.84	0.75	1.17	2.58 × 10^-4
	1 d	15.47	0.79	1.73	2.94 × 10^-4
	4 d	26.95	0.78	2.02	2.37 × 10^-4