News tagged with light waves

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Snapshot of cosmic burst of radio waves

A strange phenomenon has been observed by astronomers right as it was happening - a 'fast radio burst'. The eruption is described as an extremely short, sharp flash of radio waves from an unknown source in the universe. The ...

dateJan 19, 2015 in Astronomy
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Two or one splashing? It's different

If two children splash in the sea high water waves will emerge due to constructive superposition. Different observations are made for the microscopic world in an experiment at the University of Bonn, where physicists used ...

dateJan 15, 2015 in General Physics
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Particles, waves and ants

Animals looking for food or light waves moving through turbid media – astonishing similarities have now been found between completely different phenomena.

dateNov 26, 2014 in General Physics
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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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Engineers efficiently 'mix' light at the nanoscale

The race to make computer components smaller and faster and use less power is pushing the limits of the properties of electrons in a material. Photonic systems could eventually replace electronic ones, but the fundamentals ...

dateNov 13, 2014 in Nanophysics
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Two photons strongly coupled by glass fiber

Usually, light waves do not interact with each other. Coupling of photons with other photons is only possible with the help of special materials and very intense light. Scientists in Vienna have now created the strongest ...

dateNov 02, 2014 in Quantum Physics
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