Research Article

A Comprehensive Study on Hydroxyl Multiwalled Carbon Nanotubes Used as Catalysts for VO2+/VO2+ Reaction in Vanadium Redox Flow Battery

Figure 4

Cyclic voltammetry curves of GCE (a), MWCNTs/GCE (b), and hydroxyl MWCNTs/GCE (c) under different scan rates in 0.1 M VOSO4 + 2 M H2SO4 and the relationship between oxidation peak currents and square root of scan rate (d).
(a)
(b)
(c)
(d)