Sentences with phrase «chromium oxide layers»

The abrupt interface between each distinct layer is key to separating the electrons and holes: the electrons prefer to remain in the hematite, while the holes are driven to the chromium oxide layers.

Further study led to an understanding of the interfacial properties between the hematite and chromium oxide layers.

Not exact matches

They added another layer of hematite, and then chromium oxide, like stacking up the layers on a cake.

The team built a thin layer of hematite and then added a layer, three atoms deep, of chromium oxide.

Dr. Tiffany Kaspar at Pacific Northwest National Laboratory and her colleagues may have found a way to let the electrons flow — by layering on the oxide of another abundant metal: chromium.

The nanoparticles naturally grow a hard shell of silicon oxide on their surface, much like stainless steel forms a protective layer of chromium oxide on its surface.