Amazing light emission properties of gold lead to many applications
...OLLEGE STATION - The discovery of unexpected light emission properties of gold by a Texas A&M University chemi...ith different components," Fackler says. The light emission properties of gold can also be used to detect diseases when gold attaches to nucleic acids in cells....Men do hear -- but differently than women, brain images show
...aging technologies, such as fMRI and PET (positron emission tomography), need to be aware of potential gender differences," said Dr. Phillips....NSF-funded scientists to examine environment at the molecular level
... role of catalytic oxidation in waste clean-up and emission reduction; the molecular mechanismsdetermining the fate and effect of trace metals in the environment; and how metal-based enzymes, important in global nitrogen and carbon cycles, affect marine ecosystems......., the monkeys' brains were analyzed using positron emission tomography (PET). After three months of treatment, their brains were extensively analyzed using PET as well as neuroanatomical, neurochemical and molecular biological techniques. The results showed a dramatic increase in the production of dopamine,...Ion microscopy pinpoints drugs inside cancer cells
...ch as laser scanning confocal microscopy and field emission scanning electron microscopy, are used to help to recognize the location and distribution of ions or molecules in smaller structures, such as cellular organelles....Geological Society of America: Annual Meeting 2000
...e of Technology, Global climate change and methane emission from the seafloor. SUPERPLUME EVENTS IN EARTH HISTORY: CAUSES AND EFFECTS (T12) Atlantis Hotel Ballroom B, Wed., Nov. 15, 8:00a.m.-12:00p.m. and 1:30p.m.-4:00p.m. Speakers include: Lee R. Kump, Penn State Univ., Plume activity and the rise o...October Geology and GSA Today highlights
...matolite formation. Remote sensing of CO2 and H2O emission rates from Masaya volcano, Nicaragua. Michael R. Burton et al. Measurements of the composition and emission rates of volcanic gases are crucial to interpret and understand volcanic activity. At active volcano...Parkinsons disease is more than just a brain disorder
...s, lightheadedness, and fainting. Using positron emission tomography (PET) scans, researchers at the National Institute of Neurological Disorders and Stroke (NINDS) found that nearly all of the 29 Parkinsons disease patients they studied had decreased numbers of norepinephrine-producing nerve endings in ...INEEL creates a method to link energy use, greenhouse gases
...ity. But Short says the potential value of carbon emission rights at this point is anybody's guess, although technologies that deal with managing the excess carbon in our atmosphere are already being developed. "The problem," he says, "is that if carbon trading is coming, who will decide what technologies t...Major air pollution study launched
... air quality, and make sound decisions if and when emission controls become necessary. The scientists expect to be analyzing the data for several years, with some preliminary results being reported in 2001....Fuel cell research center to develop and test new technologies
...hnology for wireless telecommunications, ultra-low emission vehicles and distributed stationary power supplies. The new center is developing new integrated facilities for development and testing -- such as a power cell testing laboratory unveiled in March -- and also will hold workshops on fuel cell technolog...Study links impulsive violence with brain's inability to regulate emotion
...h as magnetic resonance imaging (MRI) and positron emission topography (PET) used in tandem for high-resolution, real time images of brain function....Scientists look to nature to cut greenhouse emissions
...ve as an efficient, cost-effective part of the gas emission reduction strategy. He estimates that an average-size plant using this technology could process 20 percent of its carbon dioxide emissions and produce 200,000 tons or more of algae per year. The bioreactor is one of several energy technologies bein...Study suggests ERT stimulates blood flow to key memory centers in brain
...wo-year study, Drs. Maki and Resnick used positron emission tomography (PET) scans to produce brain images of 28 cognitively healthy women, all of whom were age 55 or older, as they rested and as they performed memory tasks for words and designs. PET scans, which require highly specialized equipment and are p...Acid rain revisited: ESA releases report on the ecological response to acid deposition
... the Midwest and Northeast, the scientists agreed, emission reductions of sulfur dioxide correspond to decreas... being met as a result of sulfur and nitrous oxide emission reductions."...New $4.2M research center at U-M seeks to see cancer more clearly
...nce imaging (MRI) and spectroscopy (MRS), positron emission tomography (PET), computed tomography (CT) and a new technique based on the compound that makes fireflies glow. The U-M is the first academic institution in the world to acquire a Xenogen bioluminescence scanner. "We hope to combine recent advances i...Study: Methane cleans nitric oxide from power plant emissions
...dwestern United States need an emission control system that works despite ...e switch from an ammonia-based emission control system to methane shouldn't cost companies much. "The same catalyst bed ...Rate of sound impulses markedly affects ability to perceive volume
...itude, or volume. Bats actively adjust their sonar emission rate to enable them to "tune in" to the volume of echoes that is known to be proportional to the target size. By doing so, they can obtain a higher resolution of target size, which is useful for target discrimination. "We are getting the idea that t...Road dust: Rural vehicles emit more pollutants than urban ones
...matical models that predict air particulate matter emission rates will help environmental agencies and municipalities better sample their roads and address their particulate matter air quality challenges. It's more than your car's tail pipe that contributes to vehicular air pollution. "Emission...Brookhaven lab collaboration determines how aging affects brain chemistry
...d out using an imaging technique known as positron emission tomography. The researchers measured dopamine D2 receptors and glucose metabolism in the brains of 37 healthy subjects, 24 to 86 years old. No participant took medication during the time of the study, and all participants were screened for psychoact...