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  • First Directly Pumped Silicon Laser
    News - 8 Jul 2007
    Since the creation of the first working laser – a ruby model made in 1960 – scientists have fashioned these light sources from substances ranging from neon to sapphire. Silicon,...
  • New Method for Transmitting Secret Messages Over Existing Fiber-Optic Networks
    News - 8 Jul 2007
    A new technique sends secret messages under other people's noses so cleverly that it would impress James Bond--yet the procedure is so firmly rooted in the real world that it can be instantly used...
  • Highly Efficient Room-Temperature Nanometer-Scale Laser
    News - 8 Jul 2007
    Scientists at Yokohama National University in Japan have built a highly efficient room-temperature nanometer-scale laser that produces stable, continuous streams of near-infrared laser light. The...
  • Scientists Cool Erbium-Doped Materials with Laser Light
    News - 8 Jul 2007
    A team of researchers at the University of the Basque Country (UPV/EHU) have experimentally demonstrated something that other scientists have been trying to achieve for decades: the cooling of...
  • Room-Temperature Operation of a Heterojunction Bipolar Transistor Laser
    News - 8 Jul 2007
    Researchers at the University of Illinois at Urbana-Champaign have demonstrated the room-temperature operation of a heterojunction bipolar transistor laser, moving it an important step closer to...
  • Single-Pixel Camera from Rice Could Provide Advantages for Terahertz Imaging
    News - 8 Jul 2007
    For all their ease and convenience, there are few things more wasteful than digital cameras. They're loaded with pricy microprocessors that chew through batteries at a breakneck pace, crunching...
  • Virus-Sized Nanostars
    News - 8 Jul 2007
    New optics research from Rice University's Laboratory for Nanophotonics suggests that tiny gold particles called nanostars could become powerful chemical sensors. The findings are available...
  • Scientists Build Ultrasound Analogue of the Laser (Uaser)
    News - 8 Jul 2007
    Researchers at the University of Illinois at Urbana-Champaign and at the University of Missouri at Rolla have built an ultrasound analogue of the laser. Called a uaser (pronounced WAY-zer) -- for...
  • Breakthrough in Silicon Photonics Devices
    News - 8 Jul 2007
    Building on a series of recent breakthroughs in silicon photonics, researchers at the UCLA Henry Samueli School of Engineering and Applied Science have developed a novel approach to silicon devices...
  • Photonic Computers
    News - 8 Jul 2007
    An £820,000 research project begins soon which could be an important step in bringing the dream of photonic computers – devices run using light rather than electronics – onto the...

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