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  1. Semiconductor laser theory. Semiconductor lasers (520nm, 445nm, 635nm) Semiconductor lasers (660nm, 532nm, 405nm) Semiconductor lasers or laser diodes play an important part in our everyday lives by providing cheap and compact-size lasers. They consist of complex multi-layer structures requiring nanometer scale accuracy and an ...

    • Laser diode

      A laser diode (LD, also injection laser diode or ILD or...

    • Laser

      Lasers are used in optical disc drives, laser printers,...

  2. Laserdiode. Eine Laserdiode (auch Halbleiterlaser) ist ein mit der Leuchtdiode (LED) verwandtes Halbleiter -Bauteil, das jedoch Laserstrahlung erzeugt. Einen Laser, der eine oder mehrere Laserdioden als Lichtquelle verwendet, nennt man Diodenlaser . In Laserdioden wird ein p-n -Übergang mit starker Dotierung bei hohen Stromdichten betrieben.

  3. Transistor laser. Transistor laser is a semiconductor device that functions as a transistor with an electrical output and an optical output, as opposed to the typical two electrical outputs. This optical output separates it from typical transistors and, because optical signals travel faster than electrical signals, has the potential ...

  4. Semiconductor lasers are small, very efficient lasers with dimensions of less than a millimeter (see semiconductor gain media). The wavelengths of commercial lasers range from approximately 600 nm in the red to 1.6 μm in the near infrared. Lasers in the blue and green are also under advanced development, but very few are available commercially ...

  5. 5. Dez. 2022 · “Laser” stands for “ L ight a mplification by s timulated e mission of r adiation”. Semiconductor lasers play an important role in modern data and communication technology. Important applications are CD, DVD, and Blue ray data storage and optical data transmission via optical fibers.