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Photonics

illustration of new type of entanglement

Researchers Discover a New Type of Quantum Entanglement

Categories Physics & Mathematics

Rendering of the photonic topological insulator developed in the study

How a tiny device could lead to big physics discoveries and better lasers

Categories Physics & Mathematics, Technology

lighthouse and photons

Scientists Unveil New Insights into Photons, Paving the Way for Fusion Energy Advances

Categories Earth, Energy & Environment, Physics & Mathematics

An illustration of optical fibers spinning around the globe.

From Earth to Mars: Transporting spin information at the speed of light

Categories Physics & Mathematics, Space, Technology

Subwavelength grated waveguide supporting polariton droplets (visualization: Antonio Gianfrate, source: CNR Nanotec).

Scientists Create Stable Quantum Droplets of Light for Advanced Simulations

Categories Physics & Mathematics, Technology

Artist's interpretation of a silicon-photonic (SiPh) chip

New chip opens door to AI computing at light speed

Categories Physics & Mathematics, Technology

Turning glass into a ‘transparent’ light-energy harvester

Turning glass into a ‘transparent’ light-energy harvester

Categories Earth, Energy & Environment, Technology

circuitboard

Conjoined “Racetracks” Make New Optical Device Possible

Categories Technology

Formed within wells indented into the stack of two different layered materials, a monolayer semiconductor and an anti-ferromagnetic crystal, the chiral quantum light emissions rise up out of the material and could be used for quantum information and communication applications.

New quantum device generates single photons and encodes information

Categories Physics & Mathematics, Technology

Researchers developed a single-photon Raman lidar system that operates underwater and can remotely distinguish various substances They demonstrated the system by using it to detect varying thicknesses of gasoline oil in a quartz cell that was 12 meters away from the system in a large pool.

New single-photon Raman lidar can monitor for underwater oil leaks

Categories Earth, Energy & Environment, Technology

Realization of a source-device-independent quantum random number generator secured by nonlocal dispersion cancellation. Credit: Ji-Ning Zhang

Quantum random number generator operates securely and independently of source devices

Categories Physics & Mathematics, Technology

Using a "spooky" phenomenon of quantum physics, Caltech researchers have discovered a way to double the resolution of light microscopes.

Quantum Entanglement of Photons Doubles Microscope Resolution

Categories Physics & Mathematics, Technology

Researchers developed a new nonmechanical 3D lidar system, which is the size of a business card (seen in front of the system on the left). The system uses dually modulated surface-emitting photonic-crystal lasers (DM-PCSELs) as flash and beam-scanning sources.

New 3D lidar system could make autonomous driving safer

Categories Technology

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