News tagged with propeller

Greener ship propellers

A Norwegian invention is reducing by a third the energy that foundries need to manufacture ship propeller blades.

Oct 28, 2014
4.8 / 5 (5) 1

Electron microscopes with a twist

Vortex beams, rotating like a tornado, offer completely new possibilities for electron microscopy. A method of producing extremely intense vortex beams has been discovered at the Vienna University of Technology ...

Nov 05, 2012
4.7 / 5 (3) 2 | with audio podcast