Sentences with phrase «metal oxide surface»

If and how water (H2O) breaks when it hits a metal oxide surface, such as a catalyst or a pipe, matters.

Mavrikakis, assistant scientist Guowen Peng and Ph.D. student Carrie Farberow, along with researchers at Aarhus University in Denmark and Lund University in Sweden, investigated how hydroxyls affect water molecules around them, and how that differs from water molecules contacting a pristine metal oxide surface.

Diebold conducts research in experimental surface science with an emphasis on metal oxide surfaces.

Not exact matches

By: Robyn Wilkinson 4th November 2016 There is an increasing investment trend involving near - surface, easily mined base metal oxide deposits in Africa that can generate early cash flow amid current commodity prices to fund further exploration of the deposit at a later stage, advances specialist consultant to the mining industry The... →

«That's due to the amount of oxide produced — a small amount lowers the surface tension, but too much forms a crust over the metal and stops it spreading.

«This work suggests that not only does the formation of the oxide lower the surface tension of the liquid metal, but that it also creates compressive stresses — the opposite of tension — that help the metal spread out and form fractals,» Dickey says.

«Applying voltage to EGaIn forms a thin layer of oxide on the surface of the metal, which effectively lowers the surface tension,» Dickey says.

«Breaking down metal oxide into tiny particles increases its surface area and exposes lots of ultra-small, interconnected grain boundaries that become active sites for the water - splitting catalytic reaction,» Cui said.

The work also explains how the electric charges that accumulate on the surface of liquid metal droplets, together with their oxide skin, can be manipulated and used.

In many important steps the surface - science team perfected ways to handle metal oxides and tiny particles.

For years he has been studying the behaviour of tiny particles on metal - oxide surfaces together with Professor Ulrike Diebold (both TU Vienna).

In recent years, the have presented important new findings about the structure of metal oxides, about the mobility of atoms on their surface and their chemical properties.

When O3 interacts with a metal oxide (Mn / TiO2), O3 is decomposed by the following reactivity formula on the surface of manganese, generating reactive oxygen species, i.e., oxygen radical.

Traditionally, metal oxide semiconductor (MOS) sensors are used to detect the binding of biomolecules to a surface by measuring changes in charge.

A team of researchers from the University of California at Berkeley and the Department of Energy's Lawrence Berkeley National Laboratory (LBNL) deployed an ion gun that sputters, or sprays, oxides through stencil - like masks onto a metal surface.

Supporting Role: In these catalysts, the oxides are merely a surface on which the precious metals sit while the metals break and form bonds in other molecules, such as those found in automobile exhaust.

The most efficient catalysts spread the precious metals evenly over the surface of the oxide.

When scraps of steel and brass are anodized using a common household chemical and residential electrical current, the researchers found that the metal surfaces are restructured into nanometer - sized networks of metal oxide that can store and release energy when reacting with a water - based liquid electrolyte.

«Nature of the chemical bond between metal atoms and oxide surfaces: new evidence from spin density studies of K atoms on alkaline earth oxides» Journal of the American Chemical Society 2005, 127, 16935 - 16944.

However, the IGZO Metal Oxide Backplane in the Surface Pro 4 reduces this effect and increases the light output improving its power efficiency.

The surface of the glass is covered with certain metal oxides.

Schwontkowski mixes his own paints and glazes using linseed oil, ground pigments, metal oxides, and bone glue to create his signature muted tones and lush surfaces.

Schwontkowski also added metal oxides to the pigments, creating shimmering surfaces that continue to change over time.

The dielectric is formed by a thin oxide or other insulating layer on the metal surface, and the liquid or gel electrolyte is the other plate of the capacitor.

Tags for this Online Resume: Electrochemistry, Nanomaterials, Characterization, Electrocatalyst, Fuel Cell, metal oxide semiconductors, Surface Analysis, Photocatalyst