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Quantum dots provide complete control of photons

By emitting photons from a quantum dot at the top of a micropyramid, researchers at Linköping University are creating a polarized light source for such things as energy-saving computer screens and wiretap-proof communications.

dateJan 31, 2014 in Nanophysics
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Huge 3D displays without 3D glasses

A new kind of display uses laser beams to send out different pictures into different directions. Each pixel contains lasers and a moving mirror, which directs the laser light. Different pictures can be sent to the right and ...

dateJan 15, 2015 in Hi Tech & Innovation
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