... crystals, supposedly the most thermodynamically stable configuration for a platinum catalyst," said Somorjai, one of the world's foremost experts ... of the gas. "In the future, the use of these stable platinum nanoclusters as fuel cell catalysts may help to boost performance ...
... are that the new design removes the need for platinum, which acts as the catalyst and is currently central to the manufacturing process ... are a real problem for fuel cells because the platinum catalyst is slowly poisoned, eventually destroying ...
... the making of trans fats. Zaera's lab found that the platinum catalyst performed most selectively when its particles assumed ... , the researchers found, favor the production of trans fats. Platinum catalysts such as those used by the Zaera group are considered heterogeneous ...
... is also increasing. In fuel cells, platinum is often used as the catalyst for oxygen reduction by splitting oxygen molecules ... is rare and expensive: in a fuel cell for a typical car, the platinum catalyst costs about $4,000 ...
... and the other half in platinum, they enhanced the hydrocarbon production and eliminated carbon monoxide. The yield for these dual catalyst ... from titania nanotubes without either copper or platinum catalysts is only about 10 parts per million ...
... from inability to prevent complete oxidation. Two classes of catalysts are used: vanadia and platinum. The vanadia based ... dehydrogenation of propane than previously studied platinum and vanadia catalysts, while at the same time maintaining ...
Platinum is highly desired in jewellery and as a catalyst, but in both cases it is expensive. Now, Penn State researchers have found a way to replace the platinum catalyst in their hydrogen generating microbial electrolysis ...
The process to turn propane into industrially necessary propylene has been expensive and environmentally unfriendly. That was until scientists at U.S. Department of Energy's Argonne National ...
... mass for this process than the state-of-the-art commercial platinum catalyst and five times more active than the other popular ... has estimated for widespread commercial success the "loading" of platinum catalysts in a fuel cell should be reduced ...
... on which the fuel cell reaction occurs. However, platinum catalysts this small degrade very quickly ... .S. Department of Energy, shows that if the particle size of a platinum catalyst is increased to four or five nanometers ...
... biology at UT Knoxville, found that the inner machinery of photosynthesis can be isolated from certain algae and, when coupled with a platinum catalyst, is able to produce a steady supply ...
... significantly improves the stability of the fuel cell catalyst and will potentially lower the cost of these fuel cells ...
... and lasts longer than commercially available pure-platinum catalysts at the cathode end of fuel-cell ... more current than commercially available pure-platinum catalysts at the same catalyst weight. The output also remained ...
... has demonstrated that a nanoparticle with a palladium core and an iron-platinum shell outperforms commercially available pure-platinum catalysts and lasts longer. The finding could move ...
... the low-temperature efficacy of an atomically dispersed platinum catalyst, which could be suitable for on-board hydrogen production ... certain conditions can ignite spontaneously, the platinum-based catalyst is highly active and stable. The researchers ...
