News tagged with heat conductivity

Can heat be controlled as waves?

A growing interest in thermoelectric materials—which convert waste heat to electricity—and pressure to improve heat transfer from increasingly powerful microelectronic devices have led to improved theoretical ...

dateJun 23, 2015 in Nanophysics
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Graphene meets heat waves

EPFL researchers have shed new light on the fundamental mechanisms of heat dissipation in graphene and other two-dimensional materials. They have shown that heat can propagate as a wave over very long distances. ...

dateMar 06, 2015 in Nanomaterials
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What is heat conduction?

Heat is an interesting form of energy. Not only does it sustain life, make us comfortable and help us prepare our food, but understanding its properties is key to many fields of scientific research. For example, ...

dateDec 09, 2014 in General Physics
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Does dark magma lurk in deep Earth?

(Phys.org) —A key to understanding Earth's evolution is to look deep into the lower mantle—a region some 400 to 1,800 miles (660 to 2,900 kilometers) below the surface, just above the core. Data have ...

dateNov 13, 2014 in Earth Sciences
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New materials for future green tech devices

From your hot car to your warm laptop, every machine and device in your life wastes a lot of energy through the loss of heat. But thermoelectric devices, which convert heat to electricity and vice versa, ...

dateJul 15, 2014 in Nanomaterials
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