Archive: 11/05/2011

Finding reserves on the electrical grid

The weather determines how much energy wind turbine systems provide. The same applies to power line capacity. On cold and stormy days, this capacity is higher than on days with no wind and high mid-summer temperatures. An ...

dateMay 11, 2011 in Engineering
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Sensors that can stretch

Is someone sitting in the passenger seat of the car? Did someone enter the safety zone in front of an industrial machine? Stretch and pressure sensors have a wide range of applications. Researchers have now developed sensors ...

dateMay 11, 2011 in Engineering
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Perfect welds for car bodies

Surface welding instead of penetration welding, allows a laser to produce a weld that is only visible on one side. But how do you control the laser power to prevent it burning a hole through the sheets of metal? A new camera ...

dateMay 11, 2011 in Engineering
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In Brief: Nanodots to the rescue

By applying the magnetic properties of iron nanodots to complex materials, a research team has overcome an obstacle to getting ultra-thin or highly strained films to perform on par with their bulk counterparts.

dateMay 11, 2011 in Nanophysics
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