News tagged with energy exchange

How a change in slope affects lava flows

As soon as lava flows from a volcano, exposure to air and wind causes it to start to cool and harden. Rather than hardening evenly, the energy exchange tends to take place primarily at the surface. The cooling ...

Sep 15, 2014 4 / 5 (1) 0

Supermarkets: Energy-optimized

Running a supermarket requires a lot of electricity. Long rows of refrigerators have to be kept cool and large areas have to be lit. A new concept enables supermarket operators to cut their energy use by ...

Feb 06, 2013 5 / 5 (1) 0

Scaling up polymer blobs

Scientists use simulations to test the limits of their object of study—in this case thin films of polymers—to extremes of scale. In a study about to be published in the European Physical Journal E, Nava S ...

Sep 27, 2012 not rated yet 0 | with audio podcast