News tagged with laser light

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A 'Star Wars' laser bullet

Action-packed science-fiction movies often feature colourful laser bolts. But what would a real laser missile look like during flight, if we could only make it out? How would it illuminate its surroundings? The answers lie ...

dateOct 22, 2014 in Optics & Photonics
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Creating optical cables out of thin air

Imagine being able to instantaneously run an optical cable or fiber to any point on earth, or even into space. That's what Howard Milchberg, professor of physics and electrical and computer engineering at the University of ...

dateJul 22, 2014 in Optics & Photonics
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Laser physics upside down

At the Vienna University of Technology a system of coupled lasers has been created which exhibits truly paradoxical behaviour: An increase in energy supply switches the lasers off, reducing the energy can switch them on.

dateJul 15, 2014 in Optics & Photonics
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