News tagged with electrical field

Swarm heads for new heights

(Phys.org) —Some tricky manoeuvres are now under way to steer ESA's trio of Swarm satellites into their respective orbits so that they can start delivering the best-ever survey of our magnetic field.

Feb 07, 2014
4.9 / 5 (9) 1 | with audio podcast

Magnetic switch gets closer to application

Scientists from Paris, Newcastle and Helmholtz-Zentrum Berlin have been able to switch on and off robust ferromagnetism close to room temperature by using low electric fields. Their results are inspiring ...

Jan 27, 2014
2 / 5 (2) 0 | with audio podcast

Stopping molecules with a centrifuge

Does the electron possess an electric dipole moment? Will it be possible to achieve perfect control over chemical reactions between polyatomic molecules, or can one envisage quantum simulations and quantum ...

Jan 07, 2014
5 / 5 (4) 0 | with audio podcast

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

Using heat to make magnets

EPFL scientists have provided the first evidence ever that it is possible to generate a magnetic field by using heat instead of electricity. The phenomenon is referred to as the Magnetic Seebeck effect or ...

Oct 17, 2013
4.6 / 5 (23) 1 | with audio podcast