Super-thin membrane, 50 atoms thick, sorts individual molecules
...ns for dialysis patients, speeding ion exchange in fuel cells, creating a new environment for growing neur...s by their size and their chargea serious boon for fuel cell researchers, who wish to move only certain ions from one part of a fuel cell to another. Sepa...Creation of an international research network
...uction of NOx (nitrogen oxides) new fuels for fuel cells decontaminating air and water by photocatalysis green chemistry Set up for four years, the "Environmental catalysis for sustaining clean air and water" International Research Network is the third GDRI created with Japan with the ai...Winners of the 2006 AAAS Science Journalism Awards
...OW A program on RNA interference, the chemistry of fuel cells, two wizards of supercomputing, and the fast...eatured a humorous description of the chemistry of fuel cells, complete with electrons attached to the posteriors of "Car Talk" hosts Tom and Ray Magliozzi;...Shedding new light on proteorhodopsin
...oost for efforts to develop alternatives to fossil fuel energy sources. Microbes that can simultaneously harvest energy from several different sources may be better at producing biofuels than microbes that can only utilize a single energy source. The results of this study appear in a paper published by...Good for the goose, not so great for the gander
...s, which are produced when cells burn their oxygen fuel during normal metabolism. Free radicals are destructive to DNA, protein and the other complex, delicate molecules that carry out life's every function. In the so-called "oxidative stress" theory of aging, biologists surmise that the whips and scorn...Power-boosting signal in muscle declines with age
... of power-producing mitochondria that burn fat and fuel cells, according to the researchers. The new findings might help to explain "what happens as we age," said Gerald I. Shulman, a Howard Hughes Medical Institute investigator at Yale University School of Medicine. Earlier studies have shown that, i...CESAR could hail cheaper and greener small aircraft
...of each traveller. Less mass would also mean less fuel burn and less carbon dioxide being pumped into the atmosphere. Dr Schofield, who works in the Power Conversion Group within The School of Electrical and Electronic Engineering, said: "With the increasing popularity of air travel, the demand for sma...Climate change only one symptom of a stressed planet Earth
...ther than the changes that will result from fossil fuel emissions alone. Kenneth Denman, IPCC WGI Chapter 7 Coordinating Lead Author (Senior Scientist, Canadian Centre for Climate Modelling and Analysis, University of Victoria): The IPCC climate models have started down the road towards becoming Earth S...Energy institute will put Illinois at forefront of farm bioenergy production
... 13 feet tall), and other herbaceous perennials as fuel sources. The initiative will explore how adequate ...to find an economical and environmentally friendly fuel source. Illinois will also work with its partners in the EBI to explore the economic and environme...Huddling and a drop in metabolism allow penguins to survive the South Pole cold
...re selected in which the males had sufficient body fuel reserves that would ensure success in their incubating task. After implantation, both mates were individually marked with colored strips and released together. Male and female penguins implanted with the loggers were observed daily in the colony us...Low-pathogenic forms of bird flu do cause illness among birds
...35 km away instead of the usual 250 km. Sick birds fuel at a lower rate: they take fewer bites per day and their digestion seems to be impaired. Presumably, this is due to their need to channel more energy towards their immune system. Being ill is no fun for us, but for a migratory bird being ill could ...Carnegie Mellon engineers devise new process to improve energy efficiency of ethanol production
... "As a result of the explosive growth of the U.S. fuel ethanol industry, we decided to collaborate with Professor Grossmann's team to verify how process synthesis tools could be applied to improve the production of ethanol from corn. The work done at Carnegie Mellon demonstrated the potential for conside...Heat Exchanger Fouling and Cleaning -- VII
...resulting from fouling has a direct link to excess fuel consumption in the process. In addition to the appropriate selection of operating conditions and exchanger geometry, there are numerous chemical and mechanical methods to mitigate fouling and to remove deposits from the heat transfer surfaces. Howev...UCR involved in discovery of diabetes fighting molecule
... weight loss in mice, holds out the promise it may fuel more exploration of orally available insulin sensitizing drugs that can be used to control diabetes and obesity, the article's authors wrote....Nanotechnology for Biological, Biomedical and Chemical Sensing
...stry and catalysts Bioenergy Solar energy, fuel cell, battery Functionalization, surface modification, and chemistry of nanomaterials Processing and characterization of nanomaterials Multiscale modeling and computation in the above areas Plenary / Invited Speakers confirmed to date ...Scientists map air pollution using corn grown in US fields
...2006 -- Scientists at UC Irvine have mapped fossil fuel air pollution in the United States by analyzing co...regulate the release of carbon dioxide from fossil fuel sources to limit greenhouse gas warming," said James Randerson, associate professor of Earth system ...MIT: Nanocomposities yield strong, stretchy fibers
...eratures. One possible use for such barriers is in fuel cells. The U.S. military is interested in such materials for use in possible applications such as tear-resistant films or other body-armor components. The military is also interested in thinner, stronger packaging films for soldiers' MREs (meals re...Story tips from the Department of Energy's Oak Ridge National Laboratory, January 2007
...nzyme-and-yeast-based process that would price the fuel at more than $2.20 per gallon. A group of ORNL researchers headed by Jonathan Mielenz is studying gene expression in this microbe to determine how these enzymatic functions are performed, revealing strategies for further reducing the cost of ethanol ...Nitrogen study may improve ecological predictions
...eases more carbon each year than all of the fossil fuel combustion produced by humans, the researchers note in their study. "If we hope to better predict carbon dynamics, climate change and other issues, we first must understand these basic ecological processes," Harmon said. In plant decomposition, it's ...Dual enzymatic activity of RECQ1 explained by different quaternary structures
...roteins called helicases, which make use of ATP as fuel to unwind the DNA duplex. The RecQ family of helicases helps maintain genome stability. Recent studies have shown that RecQ helicases, in addition to promoting DNA unwinding, can also catalyze the opposite reaction: the pairing of the partially unwou...