Physicists test highly flexible organic semiconductors

Rutgers University physicists have demonstrated extremely flexible organic semiconductors that withstood multiple bending cycles in which the devices were rolled to a radius as small as 200 micrometers. The technology holds ...

Robot created to monitor key wine vineyard parameters

Grapes must be picked at the exact point of maturation, and its plant must have the appropriate intake of water during development so that the wine ends up with desired properties. Controlling those parameters is complicated ...

China career boost can come with health risks (Update)

Whitney Foard Small loved China and her job as a regional director of communications for a top automaker. But after air pollution led to several stays in hospital and finally a written warning from her doctor telling her ...

First J-2X combustion stability test a success

(PhysOrg.com) -- NASA conducted a key stability test firing of the J-2X rocket engine Dec. 1, marking another step forward in development of the upper-stage engine that will carry humans farther into space than ever before. ...

Virtual laboratory predicts train vibrations

The construction of new rail lines, or the relocation of old ones underground, has increased society's interest over recent years in the vibrations produced by trains, especially among people who live or work near the tracks. ...

Sea waves as renewable resource in new energy converter design

Sea waves are a renewable and inexhaustible resource found in abundance across the planet. But efficiently converting sea wave motion into electrical energy has been challenging, in part due to the difficulty of compensating ...

South America's first Apple store opens in Rio

Some 1,700 impatient shoppers lined up for hours Saturday for the grand opening of Apple's store in Rio de Janeiro—the first official outpost in South America.

Certifying attack resistance of convolutional neural networks

When shopping for a watch, you may notice its water resistance rating, which indicates that the watch is warranted to be waterproof to a certain level. What about your neural network? Can one ensure a neural network is "attack ...

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