Figure 6.

CVs for a composite electrode containing manganese dioxide nanofibers stirred during 1 h, mixed with MWCNT and impregnated into a Ni plaque with material loading of 7 mg cm−2 at scan rates of a 10, b 20 and c 50 mV s−1

Li et al. Nanoscale Research Letters 2010 5:512-517   doi:10.1007/s11671-009-9518-0