News tagged with laser energy

More efficient transformer materials

Almost every electronic device contains a transformer. An important material used in their construction is electrical steel. Researchers have found a way to improve the performance of electrical steel and ...

Oct 01, 2014
5 / 5 (8) 0

What is the geometry of the universe?

One of the big questions in cosmology regards the shape of the universe. "Shape" in this case is not the distribution of galaxies, but rather the shape of space and time itself. In general relativity, space ...

Sep 24, 2014
4.5 / 5 (53) 41

Laser physics upside down

At the Vienna University of Technology a system of coupled lasers has been created which exhibits truly paradoxical behaviour: An increase in energy supply switches the lasers off, reducing the energy can ...

Jul 15, 2014
4.8 / 5 (4) 1

Graphene can emit laser flashes

Graphene is considered the jack-of-all-trades of materials science: The two-dimensional honeycomb-shaped lattice made up of carbon atoms is stronger than steel and exhibits extremely high charge carrier mobilities. ...

Oct 25, 2013
5 / 5 (17) 0 | with audio podcast