게시일: Oct 08, 2013 6:37:18 AM
Abstract
We have investigated the release of active sites blocked by bubbles
attached on the surface of catalysts during the oxygen evolution
reaction (OER) in alkaline water electrolysis, via the modulation of
the wetting properties of the four different morphologies of a
nickel catalyst.
<Solid–liquid surface tension of a water droplet on the Ni catalysts with
respect to the corresponding contact angles. Inset: images of 1.0 mL water
droplets on different catalyst surfaces captured 50 s after the drop.>