News tagged with tractor beam
Photonics: Beam me up
'Tractor beams' of light that pull objects towards them are no longer science fiction. Haifeng Wang at the A*STAR Data Storage Institute and co-workers have now demonstrated how a tractor beam can in fact be realized on a ...
May 24, 2012 |
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NASA studying ways to make 'tractor beams' a reality
Tractor beams -- the ability to trap and move objects using laser light -- are the stuff of science fiction, but a team of NASA scientists has won funding to study the concept for remotely capturing planetary ...
Oct 31, 2011 |
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Tractor beams come to life
Tractor beams, energy rays that can move objects, are a science fiction mainstay. But now they are becoming a reality -- at least for moving very tiny objects.
Sep 08, 2010 |
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Tailoring the optical dipole force for use on molecules
(PhysOrg.com) -- "Scientists have been working with dipole fields for quite some time," Peter Barker tells PhysOrg.com. "However, most of the work is focused on very small particles, like atoms, or on larger particles, such a ...
Oct 29, 2009 |
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Search results for tractor beam
Every way devised to deflect an asteroid
With asteroid 2005 YU55 passing close by Earth yesterday, this rather unsettlingly near flyby has many people wondering if we would be able to divert an asteroid that was heading for an intersection with Earth ...
Space & Earth / Space Exploration
Nov 10, 2011 |
5 / 5 (5) |
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NASA launches spacecraft on 5-year trip to Jupiter
(AP) -- A sun-powered robotic explorer named Juno rocketed away Friday on a five-year journey to Jupiter, the solar system's most massive and ancient planet.
Space & Earth / Space Exploration
Aug 05, 2011 |
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Softening crystals without heat: Using terahertz pulses to manipulate molecular networks
As if borrowing from a scene in a science fiction movie, Japanese researchers at Kyoto University have successfully developed a kind of tractor beam that can be used to manipulate the network of the molecules. In a paper ...
Nov 09, 2010 |
3 / 5 (2) |
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A pinch of light: Laser 'tweezers' for medicine, communications and harvesting energy
Star Trek fans will remember "tractor beams," lasers that allowed the Starship Enterprise to trap and move objects. Tel Aviv University is now turning this science fiction into science fact -- on a nano scale.
Jul 06, 2010 |
4.7 / 5 (11) |
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Team 'tractor beam' for manipulation of cells on silicon
In a feat that seems like something out of a microscopic version of Star Trek, MIT researchers have found a way to use a “tractor beam” of light to pick up, hold, and move around individual cells and other ...
Biology /
Oct 30, 2007 |
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'Tractor beam' traps protein molecules
A paper that outlines a new method to use a beam of light to trap protein molecules and make them dance in space has earned a place in the Proceedings of the National Academy of Sciences Early Edition.
Physics /
Apr 12, 2006 |
4.8 / 5 (21) |
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A Field Of Beams
By firing rapid pulses of polarized light at corn, spinach and other crops, researchers have uncovered a picture of plant health that is invisible to the naked eye. Using a portable light source and detector technology, the ...
Jul 26, 2005 |
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New magnetic herding technique proposed to manipulate the very small
Engineers have introduced a new magnetic shepherding approach for deftly moving or positioning the kinds of tiny floating objects found within organisms, in order to advance potential applications in fields ranging from medicine ...
Jun 20, 2005 |
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List of search results for tractor beam
