News tagged with electrical charge

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Water molecules favor negative charges

(Phys.org) —In the presence of charged substances, H2O molecules favor associating with elements with a negative electrical charge rather than a positive electric charge. EPFL researchers have published ...

Jul 16, 2014
4.6 / 5 (9) 0

Getting a charge out of water droplets

Last year, MIT researchers discovered that when water droplets spontaneously jump away from superhydrophobic surfaces during condensation, they can gain electric charge in the process. Now, the same team has demonstrated that ...

Jul 11, 2014
4.8 / 5 (12) 0

A plug fit for every car

If you can't find a charging cable for your cell phone, it's an inconvenience. But what if you're away from home and can't find a charging station compatible with your electric vehicle?

Jul 04, 2014
4.2 / 5 (5) 3

Electromobility as privacy hazard

Consumers who charge an electric vehicle on a regular basis may leave a data trail. With each charging process, the system saves when and where it took place and which customer paid for it – a privacy risk, says Tilman ...

Jun 03, 2014
3 / 5 (2) 1

Microscopy charges ahead

(Phys.org) —Ferroelectric materials – substances in which there is a slight and reversible shift of positive and negative charges – have surfaces that are coated with electrical charges like roads covered ...

May 29, 2014
5 / 5 (5) 0