International Journal of Electrochemistry / 2013 / Article / Fig 7

Research Article

Buoyancy Effect of Ionic Vacancy on the Change of the Partial Molar Volume in Ferricyanide-Ferrocyanide Redox Reaction under a Vertical Gravity Field

Figure 7

Boundary conditions for the rigid and free surfaces on the upward electrode. (a), the case of a rigid surface without ionic vacancies; (b), the case of a free surface completely covered with ionic vacancies. , the gravity acceleration; , the convective-diffusion layer thickness in the case of the rigid surface; , the convective-diffusion layer thickness in the case of the free surface; ∘, the ionic vacancy.
610310.fig.007a
(a)
610310.fig.007b
(b)