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Results 2061 - 2070 of 2088 for Physics
  • New Form of Transistor and a New Form of Laser at Once
    News - 8 Jul 2007
    The transistor laser invented by scientists at the University of Illinois at Urbana-Champaign has now been found to possess fundamental non-linear characteristics that are new to a transistor and...
  • New Method for Using Laser Beams to Accelerate Ions
    News - 8 Jul 2007
    Scientists at Los Alamos National Laboratory, in collaboration with researchers from the University of Nevada, Reno, Ludwig-Maximilian-University in Germany, and the Max-Planck-Institute for Quantum...
  • 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 Springer Handbook of Lasers and Optics
    News - 8 Jul 2007
    Written by leading experts, the Springer Handbook of Lasers and Optics gives a complete and up-to-date overview of the field in one book. All chapters are clearly structured with coherent...
  • 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...
  • 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...
  • 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...
  • Discovery of New Effect in the Way Laser Light Interacts with Atoms
    News - 8 Jul 2007
    A research paper to be published in the 18 August edition of the journal Physical Review Letters reveals a new effect in the fundamental way that laser light interacts with atoms. "Unlike...

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