Keck Futures Initiative announces grant recipients
...t simple and easy-to-implement technique, based on thermal gradient induced convection flow, to enhance DNA microarray hybridization and address the diffusion limitation and low throughput of current microarray technology. This technique would accelerate hybridization kinetics in virtually any microarray pla...Physics and biology team up to tackle protein folding debate
...t", in which the presence of the chaperone and the thermal fluctuations of the protein itself combine to pull...s entropic effect, combined with the protein's own thermal fluctuations, can exert enough force to pull a protein through the narrow pore of a mitochondrial me...Biggest physics meeting of the year
... belonged to a lower class that followed classical thermal distribution equations, while the upper class (1-3%) followed a "superthermal" model in which the distribution parameters change over time with the rise and fall of the stock market. Juergen Mimkes of Germany's Paderborn University argues that the da...Computer simulation hints at new HIV drug target
... actual proteins are constantly quivering from the thermal motion of their atoms. Drug-binding sites that may be closed most of the time can be transiently exposed by an imperceptible atomic shudder. "This 'foot in the door' mechanism of drug binding and action is a relatively new way of thinking about thing...Story tips from the Department of Energy's Oak Ridge National Laboratory
...eveloped at Oak Ridge National Laboratory. Vehicle thermal management systems typically are designed to enable vehicles to operate at their highest efficiency and lowest cost while attempting to minimize additional weight. Hybrid and fuel cell vehicles operate with multiple cooling systems that include cooli...MBL scientists to present research at 2006 Ocean Sciences Meeting
...uction, sedimentation, toxic compound release, and thermal modification. Mount Hope Bay, Massachusetts is an ...an impact, including sewage disposal sites and the thermal outfall of a power plant within a mile of each other. The Bay is currently undergoing limited monito......, at some point water temperatures will exceed the thermal optimum for corals and when that happens both rising temperature and falling ocean pH will have a mutually reinforcing, negative effect on the ability of corals to build their calcium carbonate skeletons. Results from controlled laboratory experiment...High-tech tags on marine animals yield valuable data for biologists and oceanographers
..."We can now use animals to show us things like the thermal properties and cooling rates of the ocean and the structure of the water column, and they can often get valuable data that would be hard to collect by other means," Costa said....Phytoplankton bounce back from abrupt climate change
...s included increases in temperature and changes in thermal structure, changes in salinity and alkalinity, and...ng event that geologists call the Paleocene/Eocene thermal maximum. During that time, there were mass extinctions of organisms living on the ocean floor, but ...Chronic oil pollution takes toll on seabirds along South American coast
...d they tend to seek the shore because that's their thermal neutral zone," Boersma said. "But when they are on shore they can't feed and so they starve to death." Magellanic penguins are hardy creatures that can survive for as long as a month without food during courtship and egg incubation. But among long-li...Bioenergy - I: From concept to commercial processes
... on the production of bioenergy via biological and thermal conversions will be highlighted. The technical pro...eme IV: Microbial fuel cells Theme V: Biomass thermal conversion (gasification, pyrolysis, biopower), syngas, methanol Theme VI: Related environmenta...Recycling of aeronautics components
...with acetone and water. As a second alternative, a thermal process of pyrolysis in a controlled atmosphere of...ic acid with resin dissolved in it. As regards the thermal method, the fibre is obtained practically clean after the combustion of the resin. Some carbon speck...T-rays: New imaging technology spotlighted by American Chemical Society
...oded as a result. Objects at room temperature emit thermal energy in the THz range that can be used to sense and image objects. A particular advantage of T-ray systems is that they can also give spectroscopic information about the composition of chemical and biological material, and are safer for biological ...Dragon over water: Envisat monitors China's largest lake, rivers flooding
... on the use of Envisat ASAR as well as optical and thermal sensors, and also included briefings on future Chinese and ESA Earth Observation missions for land applications. Subjects covered included forest and crop mapping and forest fire tracking, drought monitoring plus advanced techniques called SAR Inter......oscale size which makes them rather susceptible to thermal noise. Thus, a single molecular motor can only 'grab' onto the filament for a relatively short time, on the order of one second. During this time, a single motor covers about one micrometer, which represents only a tiny fraction, about 1/10000, of th...Story tips from the Department of Energy's Oak Ridge National Laboratory, November 2005
...orate a phase-change material inserts that provide thermal mass to reduce peak cooling and heating loads. Steel-faced panels also contain internal radiant barriers that reduce heat transfer and boast R-values insulating ability of up to R-20 compared to R-9 to R-13 for traditional framing. In addition, the...New microscope allows scientists to track a functioning protein with atomic-level precision
...rownian (or thermal) ratchet model, whereby random thermal energy causes the RNAP enzyme to jiggle back and forth. Each incoming DNA base then locks the enzyme into the forward position so that it cannot jiggle backwards. "It would be as if you were repeatedly bouncing off a wall, and every time you happene...Three ORNL technologies earn technology transfer excellence awards
...nd this instrument provides an accurate map of the thermal environment throughout the production process. ORNL participants in this effort are Carl Sohns of the Engineering Science and Technology Division and Robert Lauf and Don Bible, retired ORNL research staff members. Ashok Choudhury of the Technology Tr...Amazing nanotech in Boston: Weighing DNA, digital heat flow, electromechanical butterfly images
...anical, electrical, and magnetic properties. Their thermal properties should be just as valuable. Because pho...nderscores the fantastic potential of nanotubes as thermal conduits.......mbly of filaments into bundles is prevented by the thermal motion of the filaments, unless the crosslinker co...ents by molecular crosslinkers is disturbed by the thermal motion of the filaments. Scientists at the Max Planck Institute of Colloids and Interfaces have now ...