Sentences with phrase «catalyst of tungsten»

Not exact matches

Rhenium is used with platinum as a catalyst in the production of lead - free, high - octane fuels and combined with tungsten and molybdenum to make metal alloys used in jet engines.

Richard Schrock, a chemist now at the Massachusetts Institute of Technology in Cambridge, and colleagues changed that picture in the early 1970s when they came up with a series of molybdenum -, tungsten -, and tantalum - based catalysts that were highly active and efficient.

The issue with the MX2 materials that currently are used (based on molybdenum and tungsten) is that only the exposed edges of the catalysts are active.

Tungsten trioxide was selected to fill the role of model catalyst, and propanol was used as the alcohol.

The researchers plan similar experiments, replacing the tungsten trioxide catalyst with a similar one of molybdenum trioxide clusters.