News tagged with laser beam

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Laser scan at full speed

Is a contact wire missing or is it faulty? What‘s the situation in front of the entrance to a railway station or a tunnel? A 3D laser scanner can increase the train‘s safety and reliability.

May 10, 2012
5 / 5 (2) 0

3D-printer with nano-precision

Printing three dimensional objects with incredibly fine details is now possible using "two-photon lithography". With this technology, tiny structures on a nanometer scale can be fabricated. Researchers at ...

Mar 13, 2012
4.9 / 5 (68) 8 | with audio podcast

Physicist tackles atomtronics

(PhysOrg.com) -- Atomtronics is a relatively new science devoted to creating artificial tailored materials consisting of neutral atoms held in an array with laser beams, or atoms moving along a desired track under electric ...

Mar 06, 2012
4.5 / 5 (10) 0 | with audio podcast

Exotic new matter expected in ultracold atoms

(PhysOrg.com) -- Just as NASA engineers test new rocket designs in computer studies before committing themselves to full prototypes, so physicists will often model matter under various circumstances to see whether something ...

Feb 29, 2012
4.5 / 5 (8) 1 | with audio podcast

Atomtronics: A new phase

Just as NASA engineers test new rocket designs in computer studies before committing themselves to full prototypes, so physicists will often model matter under various circumstances to see whether something ...

Feb 19, 2012
5 / 5 (3) 1 | with audio podcast

Physicists develop nano-level sound detector

(PhysOrg.com) -- For a couple of decades now, physicists have known that if a very small laser beam is pointed at a microscopic particle, it could be held in place due to the very small electrical field that ...

Jan 12, 2012 report
5 / 5 (2) 2 | with audio podcast

Seeing quantum mechanics with the naked eye

(PhysOrg.com) -- A Cambridge team have built a semiconductor chip that converts electrons into a quantum state that emits light but is large enough to see by eye. Because their quantum superfluid is simply ...

Jan 09, 2012
4.7 / 5 (46) 4 | with audio podcast