Sentences with phrase «surface of alumina»

Not exact matches

«We have shown that alumina, which is always present in zeolites, can easily transform methanol into ethylene and other hydrocarbons, which can then be converted into carbenium ions in the pores of the zeolite catalyst,» explains Christophe Copéret, Professor of Surface and Interface Chemistry at ETH Zurich and one of the authors of the study.

Seeing the corrugated surface and the oblong pores inside the alumina particles gives researchers clues to tailoring the gamma - alumina and other types of catalyst support particles.

However, many of the aerosols scientists have suggested using, such as diamond dust or alumina, are harmful to the ozone (a layer that protects the Earth's surface from some of the sun's ultraviolet rays) and human health.