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Fig. 7 | Nanoscale Research Letters

Fig. 7

From: A Highly Nanoporous Nitrogen-Doped Carbon Microfiber Derived from Bioresource as a New Kind of ORR Electrocatalyst

Fig. 7

a CV curves of Me-CFZ-900 in 0.1 mol l−1 KOH solution saturated by N2 versus O2. b LSV curves of Me-CFZ-900 in O2-saturated 0.1 mol l−1 KOH solution at different rotation speeds (400–3600 rpm). c Koutecky-Levich plots of jd−1 vs. ω−1/2 obtained from b at given potentials. d LSV curves of Me-CFZ-900 in O2-saturated 0.1 mol l−1 KOH electrolytes before and after AAT test

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