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  2. Laser engraving - Wikipedia

    en.wikipedia.org/wiki/Laser_engraving

    Laser marked electronic part. Laser engraving is the practice of using lasers to engrave an object. The engraving process renders a design by physically cutting into the object to remove material. The technique does not involve the use of inks or tool bits that contact the engraving surface and wear out, giving it an advantage over alternative ...

  3. Laser cutting - Wikipedia

    en.wikipedia.org/wiki/Laser_cutting

    Laser cutting. Laser cutting is a technology that uses a laser to vaporize materials, resulting in a cut edge. While typically used for industrial manufacturing applications, it is now used by schools, small businesses, architecture, and hobbyists. Laser cutting works by directing the output of a high-power laser most commonly through optics.

  4. Fiber laser - Wikipedia

    en.wikipedia.org/wiki/Fiber_laser

    Fiber laser. A fiber laser (or fibre laser in Commonwealth English) is a laser in which the active gain medium is an optical fiber doped with rare-earth elements such as erbium, ytterbium, neodymium, dysprosium, praseodymium, thulium and holmium. They are related to doped fiber amplifiers, which provide light amplification without lasing .

  5. AOL Mail

    mail.aol.com

    You can find instant answers on our AOL Mail help page. Should you need additional assistance we have experts available around the clock at 800-730-2563.

  6. List of laser applications - Wikipedia

    en.wikipedia.org/wiki/List_of_laser_applications

    The use of lasers in Micro Materials Processing has found broad application in the development and manufacturing of screens for smartphones, tablet computers, and LED TVs. [ 14] A detailed list of industrial and commercial laser applications includes: Laser cutting. Laser welding.

  7. Carbon-dioxide laser - Wikipedia

    en.wikipedia.org/wiki/Carbon-dioxide_laser

    The carbon-dioxide laser ( CO2 laser) was one of the earliest gas lasers to be developed. It was invented by Kumar Patel of Bell Labs in 1964 [ 1] and is still one of the most useful types of laser. Carbon-dioxide lasers are the highest-power continuous-wave lasers that are currently available. They are also quite efficient: the ratio of output ...

  8. Free-electron laser - Wikipedia

    en.wikipedia.org/wiki/Free-electron_laser

    Free-electron laser. The free-electron laser FELIX Radboud University, Netherlands. A free-electron laser ( FEL) is a fourth generation light source producing extremely brilliant and short pulses of radiation. An FEL functions much as a laser but employs relativistic electrons as a gain medium instead of using stimulated emission from atomic or ...

  9. 22 Free Printable Christmas Cards for the Perfect Holiday Cheer

    www.aol.com/15-free-printable-christmas-cards...

    Printable Christmas cards. Sending Christmas cards can be a fun Christmas activity, but it can also feel like a chore to pick the perfect card, decide what to write in a Christmas card, and make ...

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