News tagged with electrical field

Test one's blood with the screen of a cellphone

(Phys.org) —Using the properties of a smartphone screen to perform blood tests: the device developed by Qloudlab allows at-home analysis in less than a minute. The expanded diagnostics will be used to help ...

Mar 17, 2014
4.9 / 5 (10) 0

Kinetic battery chargers get a boost

New technology to capture the kinetic energy of our everyday movements, such as walking, and to convert it into electrical energy has come a step closer thanks to research to be published in the International Journal Biomechatronics an ...

Feb 19, 2014
5 / 5 (3) 1

Controlling magnetism with an electric field

There is a big effort in industry to produce electrical devices with more and faster memory and logic. Magnetic memory elements, such as in a hard drive, and in the future in what is called MRAM (magnetic random access memory), ...

Feb 18, 2014
5 / 5 (6) 0

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

Laser-induced damage in focus

The transformation of infrared light to a different wavelength, such as visible light, is important in many applications. Some of the most efficient semiconductor lasers operate in the infrared region of ...

Jan 17, 2014
5 / 5 (1) 0