Fig. 4 | Nature Communications

Fig. 4

From: All-polymer particulate slurry batteries

Fig. 4

Electrochemical characterizations of polymer particulate suspensions. a, d Cyclic voltammograms of 0.1 mol L−1 polyhydroquinone (PHQ) or naphthalene-1,4,5,8-tetracarboxylic acid dianhydride-ethylene diamine copolymer (PI1) particulates in 2.0 mol L−1 H2SO4 aqueous solution at different scan rates. b, e RDE measurements of 0.005 mol L−1 PHQ or PI1 particulates in 2.0 mol L−1 H2SO4 aqueous solution at rotating electrode speeds from 400 rpm to 3600 rpm. c, f Koutecký–Levich plot of PHQ or PI1 particulates

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