US lacks data on supply of minerals critical to economy, national security
To make the products people use every day, from mobile phones and computers to toothpaste, TVs, and cars, the United States relies on a variety of nonfuel minerals that have limited global...
View ArticleFSU geochemist challenges key theory regarding Earth's formation
Working with colleagues from NASA, a Florida State University researcher has published a paper that calls into question three decades of conventional wisdom regarding some of the physical processes...
View ArticleDiamonds Are Forever Revealing New Insights into Earth's Development
Diamonds will take center stage this month in countless wedding ceremonies and other celebrations. In addition to their usual role as symbols of enduring love and fidelity, diamonds are now also...
View ArticleSlippery customer: A greener antiwear additive for engine oils
Titanium, a protean element with applications from pigments to aerospace alloys, could get a new role as an environmentally friendly additive for automotive oil, thanks to work by materials scientists...
View ArticleNIST and partners identify tiny gold clusters as top-notch catalysts
For most of us, gold is only valuable if we possess it in large-sized pieces. However, the "bigger is better" rule isn't the case for those interested in exploiting gold's exceptional ability to...
View ArticleSecret Lives of Catalysts Revealed
The first-ever glimpse of nanoscale catalysts in action could lead to improved pollution control and fuel cell technologies. Scientists from the U.S. Department of Energy's Lawrence Berkeley National...
View ArticleA touch of potassium yields better hydrogen-storage materials
An international research team, including Professor Rajeev Ahuja's research group at Uppsala University, has shown that small additions of potassium drastically improve the hydrogen-storage properties...
View ArticleIncreasing levels of rare element found worldwide
Dartmouth researchers have determined that the presence of the rare element osmium is on the rise globally. They trace this increase to the consumption of refined platinum, the primary ingredient in...
View ArticleImproved air quality during Beijing Olympics could inform pollution-curbing...
The air in Beijing during the 2008 Olympics was cleaner than the previous year's, due to aggressive efforts by the Chinese government to curtail traffic, increase emissions standards and halt...
View ArticleThey're alive!! Megacities breathe, consume energy, excrete wastes and pollute
A scientific trend to view the world's biggest cities as analogous to living, breathing organisms is fostering a deep new understanding of how poor air quality in megacities can harm residents, people...
View ArticlePlatinum nanocatalyst could aid drugmakers
Nanoparticles combining platinum and gold act as superefficient catalysts, but chemists have struggled to create them in an industrially useful form. (2009-09-01)
View ArticleComputer predicts reactions between molecules and surfaces, with 'chemical...
Good news for heterogeneous catalysis and the hydrogen economy: computers can now be used to make accurate predictions of the reactions of (hydrogen) molecules with surfaces. An international team of...
View ArticleEthanol-powered vehicles generate more ozone than gas-powered ones
Ethanol, often promoted as a clean-burning, renewable fuel that could help wean the nation from oil, would likely worsen health problems caused by ozone, compared with gasoline, especially in winter,...
View ArticleCommercial cooking elevates hazardous pollutants in the environment
As you stroll down restaurant row and catch the wonderful aroma of food - steaks, burgers, and grilled veggies - keep this in mind: You may be in an air pollution zone. (2010-03-24)
View ArticleMIT chemists find an easier way to synthesize new drug candidates
Some drugs may be more effective the longer they last inside the body. To prevent such drugs from being broken down too rapidly, pharmaceutical manufacturers often attach a fluorine-containing...
View ArticleFor platinum catalysts, smaller may be better
When it comes to metal catalysts, the platinum standard is, well, platinum! However, at about $2,000 an ounce, platinum is more expensive than gold. The high cost of the raw material presents major...
View ArticleTrouble with Sputter? Blame Giant Nanoparticles
When you tear open a bag of potato chips or pop in a DVD, you're probably putting your hand on sputter deposition. No, don't run for the soap. (2010-08-26)
View ArticleNew Highly Stable Fuel-Cell Catalyst Gets Strength from its Nano Core
Stop-and-go driving can wear on your nerves, but it really does a number on the precious platinum that drives reactions in automotive fuel cells. (2010-11-11)
View ArticleAmmonia gets overdue overview
Motor vehicles and industry are primary producers of ammonia in Houston's atmosphere, and cars and trucks appear to boost their output during the winter, according to a new study by researchers at Rice...
View ArticleChiral metal surfaces may help to manufacture pharmaceuticals
New research shows how metal surfaces that lack mirror symmetry could provide a novel approach towards manufacturing pharmaceuticals. (2011-10-27)
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