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Researchers discover shortcut to satellite-based quantum encryption network

Precise Earth-based measurements of optical signals from satellite show that equipment already in space can be adapted for extremely secure data encryption

In a new study, researchers demonstrate ground-based measurements of quantum states sent by a laser aboard a satellite 3…

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"Hot" Electrons Move Faster Than Expected

New study opens the door to solid-state devices that use excited electrons

For the first time, engineers and scientists at Caltech have been able to directly observe the ultrafast motion of elect…

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Optoelectronic Inline Measurement – Accurate to the Nanometer

With the development of fast control electronics, the sensors can adapt to rapidly changing measuring conditions within …

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New system allows optical “deep learning”

Neural networks could be implemented more quickly using new photonic technology.

Now, a team of researchers at MIT and elsewhere has developed a new approach to such computations, using light instead o…

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Silver atom nanoclusters could become efficient biosensors

For the first time, the researchers managed to measure the exact energy levels and identified that the ultrafast energy …

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Holey pattern boosts coherence of nanomechanical membrane vibrations

But the record-high coherence of the devices created in the present work is already attractive for a number of applicati…

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LASER World of PHOTONICS 2017: Creating your future products with smart solutions from Jenoptik

Jenoptik will also be showcasing its highly efficient laser bars at the trade fair, which have been proven their worth i…

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Probability Waves Could Be Used as “Tractor Beams” to Control Nanoobjects

Tractor beams first became a topic of conversation two centuries ago in science fiction: the term implied a beam of ligh…

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Neural networks take on quantum entanglement

Techniques that enable computers to learn can also describe complex quantum systems.

The result was a more complete account of the capabilities of certain neural networks to represent quantum states. In pa…

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Qioptiq Introduces New UV LINOS F-Theta-Ronar Lens for 340-360nm

70mmTelecentric F-Theta-Ronar Lens Delivers Increased Scan Field and Small Spot Size for Laser Material Processing Industry

The UV F-Theta-Ronar Lens for 340-360nm includes an angle corrected coating for stable transmission over the entire scan…

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The entire World of Photonics in a single event

The World of Photonics Congress 2015 recorded 5,500 participants attending more than 2,700 scientific and practically-or…

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German quantum initiative QUTEGA starts with optical single ion clock

The goal of the project led by TOPTICA Photonics AG and the Physikalisch Technische Bundesanstalt (PTB) is to realize a …

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Nature: Optical Communication at Record-High Speed

Soliton frequency combs generated in optical microresonators allow to transmit data at rates of more than 50 terabits per second – publication in Nature

The team exploits optical solitons circulating in silicon nitride microresonators to generate broadband optical frequenc…

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How to Reduce Shockwaves in Quantum Beam Experiments

Aeronautic engineering provided the answer

Cold-beam experiments are conducted in labs around the world to observe atoms and molecules behaving in a quantum manner…

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Researchers image quasiparticles that could lead to faster circuits, higher bandwidths

Exciton-polaritons are a combination of light and matter. Like all quasiparticles, they’re created within a solid and ha…

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Color corrected F-Theta Scan Lens for Ultra Short Pulse Lasers

The lenses have focal lengths of 100 mm, are telecentric, have scan areas of 35 mm x 35 mm and will accept a maximum

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Quantum-aided frequency measurements

In this way, they researchers were able to measure a weak magnetic signal over several hours and to determine its freque…

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Hamamatsu develops the spatial light modulator with the world’s highest power handling capability for wavefront control of high-power lasers

The new LCOS-SLM is optimized to minimize the influence from temperature changes, in which an optimized mirror design an…

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Researchers from Delft develop extremely sensitive hydrogen sensor

The unique property of this material is that it can optically measure a minimum of six orders of magnitude in pressure. …

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A stream of superfluid light

These experiments have shown that it is possible to obtain superfluidity at room-temperature, whereas until now this pro…

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