Rice develops nanosensor for precision chemical analysis
... demonstrated the ability to precisely control the electromagnetic field around nanoparticles, opening the door for c...they have never been able to precisely control the electromagnetic state of the metal colloids, so results and interpretations of such studies vary widely. Rice's rese...Jefferson Lab experiment generates THz radiation 20,000 times brighter than anyone else
...hertz radiation is thus located in the spectrum of electromagnetic radiation between the upper end of the microwave r...e of light and energy. It inhabits a region of the electromagnetic spectrum not that well understood. Now that a way to generate it at high power has been demonstrated...Myosin V, the molecular motor, moves in monkey-bar motion
...then used a laser beam to hit the tag, creating an electromagnetic field that could resolve the angle at which the molecule tilts. Using single-molecule fluorescence polarization, we could detect the three-dimensional orientation of myosin V tilting back and forth between two well-defined angles as it teetered...R&D yields numerous applications for conductive polymers
...on coatings, lighting displays, plastic batteries, electromagnetic interference (EMI) shielding, antistatic textiles, and welding materials have already been targeted and are being developed. The mechanical flexibility and tunable optical properties of some of these polymers make them attractive materials for optica...Virginia Tech inventions, creations can improve lives
...ic sensor overcomes problems from temperature and electromagnetic field sensitivity. The inventors are Wade J. Pulliam, a Ph.D. graduate now on the research faculty at UCLA; Joseph Schetz, professor of aerospace and ocean engineering; Mark E. Jones, vice president of engineering at Luna Analytics; and Kent Murphy, ...DFG to establish nine new collaborative research centres
... so-called electron accelerators using the help of electromagnetic probes, that is beams of electrons and photons. With this in mind, the Collaborative Research Centre on "Nuclear Structure, Nuclear Astrophysics and Fundamental Experiments with Small Impulse Transmitters at the Superconducting Darmstadt Linear Accel...Is there an unexpected price for late night high tech excitement?
...onal studies have demonstrated that exposure to an electromagnetic field (EMF) suppressed melatonin level in humans, but this was not found in some laboratory studies carried out under carefully controlled experimental conditions. Because the intensity of the EMF from a BD is much lower than that used in these labor...In men chronically exposed to magnetic fields, no disruptions of melatonin exists
...e pineal gland. But light is only one part of the electromagnetic spectrum, occupying a wavelength between 730 and 4... Because light is the only visible portion of the electromagnetic spectrum, other wavelengths may also inhibit melatonin secretion, including the omnipresent magnetic...Physics tip sheet #36 - July 30, 2003
...n the same attosecond time window, ECS employs the electromagnetic force and NCS the strong force, which shows the observations are independent. Journal article: Available to journalists on request 7) Noise can be good for you R. Soma, D. Nozaki, S. Kwak, Y. Yamamoto Physical Review Letters (to appear) Researchers...Distinctive advantages give optical sensors the edge over conventional systems
...uch as small size and longer lifetime. Immunity to electromagnetic interference, amenability to multiplexing, and hig...nce than thermocouples to hostile environments and electromagnetic interference. These characteristics make them an ideal choice as temperature sensors in many applica...Using GPR to estimate tree root biomass
...lts with those of more invasive methods. GPR is an electromagnetic imaging technique that can be used to detect buried objects or hidden structures. GPR has been used for geological research, archaeology, forensics, and for assessing the integrity of roads and bridges. FS researchers soon recognized the potential fo...Lasers create new possibilities for biological technology
... Internet and MRI imaging, emerged from the use of electromagnetic radiation ranging from radio waves to the visible region of the spectrum, she said. In recent years fiber optics and photonics have revolutionized communications and created a new global society via the Internet....High-tech analysis of vineyard soil
...utilized the influence of water on the velocity of electromagnetic waves to obtain accurate measurements of soil water content; however, assessment of an entire field remained a tedious task because of the need to install a large number of TDR sensors to adequately cover the field. To overcome these difficulties, sc...With nature's help, a better vision system for smart weapons
...efore, they are typically used for X-rays or other electromagnetic radiation outside the visible light spectrum. The UF team is the first to develop photon sieves for visible and longer-wavelength light, including infrared light, Holloway said. The latter can have important implications for weaponized vision systems...Science's breakthrough of the year: Illumination of the dark, expanding universe
...rtain high-tech materials can bend light and other electromagnetic radiation in the "wrong" direction. Scientists used this new class of materials to produce an inverse Doppler Effect and are also working to craft better lenses. The Self-Reliant Y Chromosome: In 2003, the genetic sequence of the ...AGU journal highlights - 6 January 2004
...ust storms can likely be detected remotelyby their electromagnetic radiation signals, which can be easily readin Mars' thin atmosphere. Renno et al. present a theoretical studythat suggests that Martian dust storms, like terrestrial dust squalls,produce strong electrical fields that can be observed from Earth.They b...Dazzling new light source opens at Stanford Synchrotron Radiation Laboratory
...take a curved path around a storage ring--emitting electromagnetic light in x-ray through infrared wavelengths. The resulting light beam has characteristics that make it ideal for revealing the intricate architecture and utility of many kinds of matter. "This facility will be crucial to advancing the field of struc...A shocking surprise: High voltage + rats = ozone, reopens power-line debate
RICHLAND, Wash.-- Rats subjected to extreme electromagnetic fields produce dangerous levels of the toxic gas o...It is the first experiment to conclusively link an electromagnetic field with a health-adverse chemical effect in the presence of an animal, said Steven Goheen, a scie...Exposure to low-level magnetic fields causes DNA damage in rat brain cells, researchers find
...Traditionally, scientists have held that low-level electromagnetic fields couldn't be harmful because they weren't po...rain cells may be more susceptible to damage from electromagnetic fields. DNA damage in and of itself isn't unusual all cells experience some DNA damage through......s that fall within the visible light region of the electromagnetic spectrum remains the workhorse of biology because it enables scientists to examine living cells in their natural state. Resolution, however, is typically no better than 200 nanometers, and that is only when the light is focused on a single spot. Mi...