News articles tagged with 'electromagnetic'
Smallest nanoantennas for high-speed data networks
— 21 Oct 2009 11:23 | TechnologyMore than 120 years after the discovery of the electromagnetic character of radio waves by Heinrich Hertz, wireless data transmission dominates information technology. Higher and higher... — full story
0.2 second test for explosive liquids
— 21 Oct 2009 10:59 | TechnologySince a failed terrorist attack in 2006, plane passengers have not been able to carry bottles of liquid through security at airports, leaving some parched at the airport and others... — full story
GTRI is developing protocols for testing effects of RFID systems on medical devices
— 7 Oct 2009 07:32 | HealthRadio frequency identification (RFID) systems are widely used for applications that include inventory management, package tracking, toll collection, passport identification and airport... — full story
Ganymede's magnetosphere makes a big impression on Jupiter's auroral lightshows
— 17 Sep 2009 00:02 | AstronomyStudies of features in Jupiter's spectacular and rapidly changing aurorae have given new insights into the complex electromagnetic interactions between the giant planet and two of its... — full story
Penetrating insights: NIST airframe tests help ensure better shielding for flight instruments
— 27 Aug 2009 14:36 | TechnologyAirline travellers are used to being instructed to turn off computers and cell phones during takeoffs and landings as a precaution against interfering with the plane's navigational... — full story
Water in mantle may be associated with subduction
— 20 Aug 2009 13:32 | Geology and palaeontologyA team of scientists from Oregon State University has created the first global three-dimensional map of electrical conductivity in the Earth's mantle and their model suggests that that... — full story
A new cloaking method
— 17 Aug 2009 11:52 | TechnologyUniversity of Utah mathematicians developed a new cloaking method, and it's unlikely to lead to invisibility cloaks like those used by Harry Potter or Romulan spaceships in 'Star Trek.'... — full story
Beyond the looking glass
— 13 Aug 2009 09:27 | TechnologyWhile the researchers can't promise delivery to a parallel universe or a school for wizards, books like Pullman's Dark Materials and JK Rowling's Harry Potter are steps closer to reality... — full story
Ytterbium's broken symmetry
— 23 Jul 2009 16:52 | PhysicsYtterbium was discovered in 1878, but until it recently became useful in atomic clocks, the soft metal rarely made the news. Now ytterbium has a new claim to scientific fame. Measurements... — full story
Discovery at UAB brings us nearer to making the dream of invisibility true
— 7 Jul 2009 17:58 | TechnologyA group of researchers from the Department of Physics at UAB have designed a device, called a dc metamaterial, which makes objects invisible under certain light - very low frequency... — full story