News tagged with surface roughness

Tiny tool measures heat at the nanoscale

How heat flows at the nanoscale can be very different than at larger scales. Understanding how surfaces affect the transport of the fundamental units of heat, called phonons, could impact everything from ...

Feb 27, 2014
5 / 5 (1) 0

Radar images of asteroid 2005 WK4

(Phys.org) —A collage of radar images of near-Earth asteroid 2005 WK4 was generated by NASA scientists using the 230-foot (70-meter) Deep Space Network antenna at Goldstone, Calif., on Aug. 8, 2013.

Aug 22, 2013
5 / 5 (2) 1 | with audio podcast

3D printer-built robot has insect moves (w/ Video)

(Phys.org) —Some robotics experts focused on biomimicry have turned to work in tech hives where their tiny robots are designed to imitate the moves of insects. At UC Berkleley's Biomimetic Millisystems ...

Aug 03, 2013 report
4.8 / 5 (29) 4 | with audio podcast