News tagged with heat transfer

Efficient thermal cooling and heating

Thermal systems use heat to produce cold, and vice versa. To do so, a material is needed that can dissipate water vapor particularly well and quickly. A new method simply applies this property as a layer ...

Jun 02, 2014
5 / 5 (6) 0

Diamonds are an oil's best friend

(Phys.org) —A mixture of diamond nanoparticles and mineral oil easily outperforms other types of fluid created for heat-transfer applications, according to new research by Rice University.

Mar 28, 2014
4.4 / 5 (7) 3

Electric fields can push droplets from surfaces

Researchers at MIT have followed up on their discovery that droplets of water acquire an electric charge when jumping from certain condenser surfaces by finding a way to make use of that effect: They found ...

Dec 20, 2013
4.8 / 5 (5) 0 | with audio podcast

Droplets get a charge out of jumping

In a completely unexpected finding, MIT researchers have discovered that tiny water droplets that form on a superhydrophobic surface, and then "jump" away from that surface, carry an electric charge. The ...

Oct 02, 2013
4.8 / 5 (4) 1 | with audio podcast

Finding the keys to boiling heat transfer

A team of MIT researchers has succeeded in carrying out the first systematic investigation of the factors that control boiling heat transfer from a surface to a liquid. This process is crucial to the efficiency of power plants ...

Jul 16, 2013
3.7 / 5 (3) 1 | with audio podcast