Purdue Study Aims To Boost MRI Capabilities
...als are still fairly conservative in the amount of electromagnetic stimulation they use to attain images," he says. "...nteers in the studies are subjected to a series of electromagnetic pulses, which last less than a quarter-second each. The subjects then rate each pulse zero through 1...DFG To Fund Six New Research Units
...and extremelysensitive particle detectors. As yet, electromagnetic radiation in the sub-millimetre wave range has hardly been used intechnology. High-frequency engineers and semi-conductor technologists from Hamburg,Erlangen and Darmstadt will get together in the supraregional research unit on Submillimetre wave cir......felectromagnetic energy while in operation. Those electromagnetic fields can potentially interfere withoperation of ...near store exits andentrances, the EAS systems use electromagnetic energy to detect specialtags placed on items stores wish to protect. In the test center, Woody and ......n be worse than none. Radiation actually comprises electromagnetic radiation - X-rays and gamma rays - and particulate radiation - high-speed particles like electrons, protons, neutrons, and atomic nuclei. Low-energy radiation can be stopped by a spacecraft wall, but at higher energies the wall helps produce showers...Envisioning Ions With INEEL-Developed Simulation
...uitiveness. The program makes ions coursingthrough electromagnetic fields as easy to visualize as golf balls rolling acrossa putting green. The user chooses some ions, chooses a field to simulate, findsa comfortable viewing perspective, and lets the ions fly. The simulated ions, whose "flight" paths the user can tr...UC Scientists Search For Alternatives For Methyl Bromide
...e by the fall of 2000. The second approach uses electromagnetic energy in the form of radio waves to elevate soil temperatures just enough to kill nematodes, fungi and other pathogenic organisms. "A relatively small increase in temperature does the job," Lagunas-Solar said. This technique could be field ...... by a coil inside thefish that draws power from an electromagnetic field that permeates the fishtank. After spending four years getting the bream to swim accurately,Mitsubishi says its next step will be to build a robotic replica of acoelacanth-the "fossil fish" that was once thought to be extinct. After tha...DFG to set up 21 new collaborative research centres in 2000
... between the radio and the infra-red ranges of the electromagnetic spectrum, is the range which has been least researched spectroscopically, even though it is of importance for the elucidation of numerous astrophysical and chemical processes. A large part of the luminosity of the Milky Way and other galaxies is emit...Stanford researchers win National Science Foundation grants for information technology research
...searching complicated physical phenomena - such as electromagnetic fields, behavior of fluids and weather systems, quantum mechanics and biological processes such as the workings of the brain - by using computers to determine how these systems evolve in space and time. Hesselink will develop topological methods base...Low frequency EMF damages mice ovarian follicles
...arian follicles exposed to extremely low frequency electromagnetic fields (ELF-EMF) fail to develop properly in many cases, according to Italian scientists involved in researching the effects of ELF-EMF on living organisms. They found that exposure of mouse pre-antral follicles to ELF-EMF significantly reduced t...New research aims to help rowers take the strain off their backs
...of each rower, and these were then hooked up to an electromagnetic motion tracking device known as the Flock of Birds. This device allowed the angles between key parts of the lower spine and legs to be measured whilst the oarsmen practised on the ergometer - a rowing simulator machine. After rowing strenuously for a......r devices could be designed to absorb parts of the electromagnetic spectrum not normally used by plants, such as ultraviolet or infrared, and convert them to useful wavelengths. Or there might be some way to fuel these devices by providing energy through something other than light, such as chemical or electrical mea...DOE funds commercialization program for new energy-saving sensing device
...vity to temperature changes, and susceptibility to electromagnetic interference. The Virginia Tech engineers produced...response than its precursors. It is also immune to electromagnetic interference, has a strong resistance to chemical corrosion, is self-calibrating, and provides for a...Remote sensing study defines "edgy" cities
...es of the Earth in 14 different wavelengths of the electromagnetic spectrum, ranging from visible reflectance to thermal infrared emmission. Scientists use ASTER data to create detailed maps of land surface temperature, emissivity, reflectance, and elevation. ASTER is the only high spatial resolution instrument on t...University of New Orleans researcher to head a nine university, three-year, $15.8 million project
...roject will focus on the design and fabrication of electromagnetic materials with enhanced properties using nanometer-scale material structures and ultra-thin films.These materials can be processed into advanced micro-magneto-electronic sensors and devices, and integrated into micro-electro-mechanical system (MEMS) ......ite number of shades. Each color is produced by an electromagnetic wave of a specific wavelength, frequency and energ...sible light spans only a tiny sliver of the entire electromagnetic spectrum. Bluer colors have shorter wavelengths, higher frequencies and carry more energy. Redder co...Inventor of artificial hand sees 'bionic' replacement parts becoming more human
...ed to devise ways to protect the tiny devices from electromagnetic interference and corrosion from bodily fluids, Craelius said. Battery capacity and recharging are also concerns as the devices handle an increasing number of tasks. "Finally, users who subject themselves to brain implantation of hundreds of electr......zing the pattern of the scattered beam. X-rays are electromagnetic waves like light, except that their wavelength is much smaller and on the scale of an atom. Therefore, unlike light, X-rays are directly sensitive to the atomic structure of objects, and so can be used to identify structure. Synchrotrons are particul...Researchers suggests a potentially damaging effect of extremely low frequency electromagnetic fields
The effect of extremely low frequency electromagnetic fields (ELF-EMF), such as those emitted around high-voltage transmission lines on human health, is controversial. Some studies suggest an association between exposure to ELF-EMF and incidence of leukaemia, although little direct evidence exists that ...INEEL researchers discover that concrete degrades nerve agent and can predict rate of decay
... trap secondary ions and then use precisely chosen electromagnetic frequencies-called tickle voltages-to fragment the ions into still smaller pieces, allowing them to achieve incredible specificity in their chemical analysis. A second advantage of the instrument is the choice of bombarding projectile-a large rhenium...