2011年11月3日星期四

Science Scanner: ‘Star Wars’ Capturing Beam Could Be Real

Fans of “Star Trek” or “Star Wars” are familiar with swtor credits tractor beams; Darth Vader used the powerful beam tocapture a spacecraft carrying Luke and Han Solo in “The Empire Strikes Back.”
Aside from capturing the enemy and preventing their escape , the tractor beams could also retrieve or tow various objects.
Of course, that was science fiction. But it  just moved a little closer to reality.
A team of scientists from NASA’s Goddard Space Flight Center in Greenbelt, Md., recently won $100,000 in funding to study the concept of remotely capturing particles and delivering them to buy swtor credits   a robotic rover or orbiting spacecraft for analysis.
The NASA team will study three experimental methods of transporting various particles with a laser light; experiments NASA compares to a vacuum suctioning and transporting dirt to a canister or bag.
The team has identified three different approaches for transporting particles – as well as single molecules, viruses, ribonucleic acid, and fully functioning cells – using the power of light.
Although this laser-based trapping technology has only  appeared in science fiction, NASA scientists say it really isn’t that fancy, or even beyond current technological knowledge.
So what will scientists think of  next? Personally, I look forward to the day someone figures out how to make a “Star Trek”-like  people transporter.

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