News tagged with electromagnetism

What happens when a quantum dot looks in a mirror?

The 2014 chemistry Nobel Prize recognized important microscopy research that enabled greatly improved spatial resolution. This innovation, resulting in nanometer resolution, was made possible by making the source (the emitter) ...

dateMar 19, 2015 in Nanophysics
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Novel high-power microwave generator

High-power microwaves are frequently used in civil applications, such as radar and communication systems, heating and current drive of plasmas in fusion devices, and acceleration in high-energy linear colliders. They can ...

dateFeb 11, 2015 in General Physics
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A recoiling, supermassive black hole

When galaxies collide, the central supermassive black holes that reside at their cores will end up orbiting one another in a binary pair, at least according to current simulations. Einstein's general theory of relativity ...

dateJan 26, 2015 in Astronomy
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Optical 'watermills' control spinning light

Scientists at King's have built on research they conducted last year to achieve previously unseen levels of control over the travelling direction of electromagnetic wave in waveguides and proved that the process works equally ...

dateNov 14, 2014 in Optics & Photonics
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