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  1. Nat Bowers Electronic Specifier Terahertz radiation - the band of electromagnetic radiation between microwaves and visible light - has promising applications in security and medical diagnostics, but such devices will require the development of ...
    14-12-2016
  2. Lux Review Europe The inventor of the blue LED, Dr Shuji Nakamura, says laser diodes are the future of lighting and have compelling advantages over LED. Dr Shuji Nakamura speaking about LED and laser technology at the LuxLive exhibition in London. ...
    Optoelectronics · Automotive · Laser · Light » BF245, 2N3906
    13-10-2016
  3. Chris Glaser, Texas Instruments Electronic Design The thermoelectric cooler that stabilizes the temperature of a laser diode needs a special power-supply configuration, which is provided by this simple circuit. A most critical device in an optical ...
    28-06-2016
  4. Don Tuite Electronic Design LEDs are hot in terms of market potential, if not actual temperature. As incandescent lamp bans spread around the world, LED lighting seems to have unlimited potential (see the Table 1). However, the technology has its ...
    15-01-2015
  5. R. Colin Johnson EE Times Today, white LEDs are not really white, but instead use techniques such as combining the light emission of separate red, blue, and green (R-G-B) LEDs, or coat blue LEDs with yellowish phosphors. Now, researchers at the ...
    18-12-2014
  6. Richard Comerford DigiKey The first LED replacements for 60 W incandescent bulbs are now appearing on shelves in local stores across the United States. Although current U.S. law will phase out only 100 W incandescent bulbs in 2012, one can easily ...
    17-02-2014
  7. Rich Rosen, National Semiconductor Introduction The exponential growth of LED lighting has ushered in a vast selection of integrated circuit devices to provide controlled power to LEDs. No longer acceptable to an energy-conscious world, ...
    15-04-2012
  8. Rudi Hechfellner, Steve Landau Philips Lumileds Understanding and comparing LED performance appears straightforward: get the datasheets, compare numbers for light output, efficacy and lumen maintenance, and make a decision. Unfortunately, any ...
    01-03-2012
  9. Jeffrey Bausch Light-emitting diodes (LEDs) and electroluminescence have been around for more than a century. Henry Round, a British experimenter with Marconi Labs, first noted the emission of light in 1907 while using a crystal of silicon carbide ...
    08-12-2011
  10. By Armando Roggio, Electronic Products Light-emitting diodes (LEDs) rightly have a reputation for endurance, durability, and excellent energy efficiency, but even now, as LEDs are becoming more popular as a general lighting solution, engineers and ...
    24-10-2011

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