News tagged with heat dissipation

Engineered 'sand' may help cool electronic devices

Baratunde Cola would like to put sand into your computer. Not beach sand, but silicon dioxide nanoparticles coated with a high dielectric constant polymer to inexpensively provide improved cooling for increasingly power-hungry ...

dateJul 12, 2016 in Nanomaterials
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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. This is key ...

dateMar 06, 2015 in Nanomaterials
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Skin hair skims heat off elephants

Body hair in mammals is typically thought to have evolved to keep us warm in colder prehistoric times, but a new study suggests that it may do the opposite, at least in elephants. Epidermal hair may have evolved to help the ...

dateOct 10, 2012 in Plants & Animals
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Better surfaces could help dissipate heat

Cooling systems that use a liquid that changes phase — such as water boiling on a surface — can play an important part in many developing technologies, including advanced microchips and concentrated solar-power ...

dateJun 26, 2012 in Nanophysics
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