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Search results for nanophotonic

Optics & Photonics Dec 21, 2021

Creating invisibility with superconducting materials

Invisibility devices may soon no longer be the stuff of science fiction. A new study published in the De Gruyter journal Nanophotonics by lead authors Huanyang Chen at Xiamen University, China, and Qiaoliang Bao, suggests ...

Optics & Photonics Dec 3, 2021

Artificial material protects light states on smallest length scales

Light not only plays a key role as an information carrier for optical computer chips, particularly for the next generation of quantum computers. Its lossless guidance around sharp corners on tiny chips and the precise control ...

General Âé¶¹ÒùÔºics Dec 2, 2021

Color-changing magnifying glass gives clear view of infrared light

Detecting light beyond the visible red range of our eyes is hard to do, because infrared light carries so little energy compared to ambient heat at room temperature. This obscures infrared light unless specialized detectors ...

Quantum Âé¶¹ÒùÔºics Nov 30, 2021

Quantum computers getting connected for multiple task-optimized smaller systems

A promising route towards larger quantum computers is to orchestrate multiple task-optimized smaller systems. To dynamically connect and entangle any two systems, photonic interference emerges as a powerful method, due to ...

Optics & Photonics Nov 22, 2021

New device modulates visible light—without dimming it—with the smallest footprint and lowest power consumption

Over the past several decades, researchers have moved from using electric currents to manipulating light waves in the near-infrared range for telecommunications applications such as high-speed 5G networks, biosensors on a ...

Optics & Photonics Nov 3, 2021

Electrically switchable nanoantennas could enable holographic video technology

Video conferencing played a key role during the COVID-19 pandemic and is set to dominate many meetings in the future. To realize the true feeling of a face-to-face dialog, three dimensional video is required and yet the holographic ...

General Âé¶¹ÒùÔºics Oct 28, 2021

Researchers set 'ultrabroadband' record with entangled photons

Quantum entanglement—or what Albert Einstein once referred to as "spooky action at a distance"— occurs when two quantum particles are connected to each other, even when millions of miles apart. Any observation of one ...

Nanomaterials Oct 22, 2021

Chemists discover mechanism in controlled growth of tetrahedron-shaped nanoparticles

Nature clearly likes symmetry. Look at your own hands, for example. But sometimes nature produces asymmetric things, and the reasons aren't always clear.

Condensed Matter Oct 21, 2021

Novel advanced light design and fabrication process could revolutionize sensing technologies

Vanderbilt and Penn State engineers have developed a novel approach to design and fabricate thin-film infrared light sources with near-arbitrary spectral output driven by heat, along with a machine learning methodology called ...

Nanomaterials Oct 20, 2021

Twisted-angle dependent exciton in heterobilayer of transition metal dichalcogenides

The type-II band structures in vertically stacked transition metal dichalcogenides (TMDs) heterobilayers facilitate the formation of interlayer excitons. The twist-angle and the mismatch in the lattice constants of the monolayers ...

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