Figure 8. Current response (20 scans) of MWCNT/Fe3O4/2,3-Nc, MWCNT/Fe3O4/29H,31H-Pc, MWCNT/ZnO/2,3-Nc and MWCNT/ZnO/29H,31H-Pc in pH 7.2 PBS containing 0.12 mM of NE at scan rate of 25 mVs−1.
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