News tagged with rotors

The Physics of Pizza Tossing

(PhysOrg.com) -- As dough flies through the air, transforming from a ball into a disk in the chef’s experienced hands, pizza tossing can definitely be thought of as an art. But, as a recent study shows, ...

dateApr 09, 2009 in General Physics feature
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Tilting at wind farms

A way to make wind power smoother and more efficient that exploits the inertia of a wind turbine rotor could help solve the problem of wind speed variation, according to research published in the International Journal of ...

dateJan 07, 2009 in Engineering
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A folding drone that's ready for takeoff in a snap

Thanks to the power of its rotors, this fold-up quadrotor extends its articulated arms and takes off in a fraction of a second. This prototype will be viewed by specialists on May 25 at the International ...

dateMay 20, 2015 in Robotics
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Quadcopter piloted by a smartphone

The quadcopter, which was developed at TU Vienna, can negotiate its way through a room completely on its own. It does not need any human interference, and in contrast to other models, it is not assisted by ...

dateAug 19, 2013 in Engineering
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Vela Pulsar

(Phys.org)—This movie from NASA's Chandra X-ray Observatory shows a fast moving jet of particles produced by a rapidly rotating neutron star, and may provide new insight into the nature of some of the densest ...

dateJan 08, 2013 in Astronomy
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Japan security firm to offer private drone

A Japanese security company plans to rent out a private drone that takes off when intruder alarms are tripped and records footage of break-ins as they happen, a spokeswoman said on Thursday.

dateDec 27, 2012 in Robotics
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Using 'proton grease' to spin-up a molecular rotor

When designing the tiniest of possible machines, scientists have had far more success in creating molecular-size brakes than accelerators. But a team at the University of South Carolina has figured out how ...

dateApr 12, 2012 in Other
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