News tagged with beam

Physicists create water tractor beam

Physicists at The Australian National University (ANU) have created a tractor beam on water, providing a radical new technique that could confine oil spills, manipulate floating objects or explain rips at ...

Aug 10, 2014 4.8 / 5 (59) 13

Video: Nanoengineered electron guns

In this video we see an electron gun made of many thousands of vertically aligned carbon nanotubes, each more than 1,000 times smaller than the width of a human hair. Dr Matt Cole, from the University of Cambridge, explains ...

Jun 20, 2014 3.8 / 5 (4) 0