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Optics & Photonics news
Light that spirals like a nautilus shell
Beams of light that can be guided into corkscrew-like shapes called optical vortices are used today in a range of applications. Pushing the limits of structured light, Harvard applied physicists in the John A. Paulson School ...
Optics & Photonics
Apr 11, 2025
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Scientists discover simpler is better when it comes to terahertz time-domain spectroscopy
A simple tweak to the usual setup is all that is needed to enhance a spectroscopy technique that uses waves in the terahertz region to probe samples, RIKEN physicists have discovered. The findings are published in the journal ...
Optics & Photonics
Apr 11, 2025
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Researchers discover a new type of quantum entanglement
A study from Technion unveils a newly discovered form of quantum entanglement in the total angular momentum of photons confined in nanoscale structures. This discovery could play a key role in the future miniaturization of ...
Optics & Photonics
Apr 11, 2025
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Amplifier with 10-fold bandwidth opens up for super lasers
Rapidly increasing data traffic is placing ever greater demands on the capacity of communication systems. In an article titled "Ultra-broadband optical amplification using nonlinear integrated waveguides" published in Nature, ...
Optics & Photonics
Apr 9, 2025
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Researchers demonstrate the UK's first long-distance ultra-secure communication over a quantum network
Researchers have successfully demonstrated the UK's first long-distance ultra-secure transfer of data over a quantum communications network, including the UK's first long-distance quantum-secured video call.
Optics & Photonics
Apr 8, 2025
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Scientists achieve high-efficiency single-photon source above loss-tolerant threshold
Research teams from USTC have realized a high-performance single-photon source with an efficiency beyond the scalable linear optical quantum computing loss tolerance threshold for the first time. Led by Prof. Pan Jianwei, ...
Optics & Photonics
Apr 7, 2025
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Combining polarized light methods reveals hidden molecular orientations with precision
Image quality often makes the difference between an amazing multimedia experience, like feeling immersed in a high-definition movie, and a visual letdown. When it comes to biomolecular imaging, the details matter even more. ...
Optics & Photonics
Apr 4, 2025
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Infrared heavy-metal-free quantum dots deliver sensitive and fast sensors for eye-safe LIDAR applications
The frequency regime lying in the shortwave infrared (SWIR) has very unique properties that make it ideal for several applications, such as being less affected by atmospheric scattering as well as being "eye-safe." These ...
Optics & Photonics
Apr 3, 2025
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Twisted crystals open door to smaller, more powerful sensors for optical devices
Twisted moiré photonic crystals—an advanced type of optical metamaterial—have shown enormous potential in the race to engineer smaller, more capable and more powerful optical systems. How do they work?
Optics & Photonics
Apr 3, 2025
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Error correction method reduces photon requirements for quantum computing
An invention from Twente improves the quality of light particles (photons) to such an extent that building quantum computers based on light becomes cheaper and more practical. The researchers published their research in the ...
Optics & Photonics
Apr 3, 2025
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A new wave in ultrafast magnetic control
Researchers at the Max Planck Institute for the Structure and Dynamics of Matter (MPSD) have developed an innovative method to study ultrafast magnetism in materials. They have shown the generation and application of magnetic ...
Condensed Matter
Apr 2, 2025
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Enhancing light control with complex frequency excitations
Researchers at the Advanced Science Research Center at the CUNY Graduate Center (CUNY ASRC) and at Florida International University report in the journal Science their insights on the emerging field of complex frequency excitations, ...
Optics & Photonics
Apr 2, 2025
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A router for photons: Transducer could enable superconducting quantum networks
Applied physicists at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have created a photon router that could plug into quantum networks to create robust optical interfaces for noise-sensitive ...
Optics & Photonics
Apr 2, 2025
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Revolutionizing 3D vision: How miniaturized snapshot polarization imaging is transforming depth sensing
Capturing precise 3D details with a single camera has long been a challenge. Traditional methods often require complex dual-camera setups or specialized lighting conditions that are impractical for real-world applications. ...
'Superhuman vision': Powerful 3D imaging technology paves way for next-generation eye-tracking
Eye tracking plays a critical role in the latest virtual and augmented reality headsets and is an important technology in the entertainment industry, scientific research, medical and behavioral sciences, automotive driving ...
Optics & Photonics
Apr 1, 2025
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Quantum imaging method developed for enhanced image clarity
For decades, quantum imaging has promised sharper images and greater light sensitivity than classical methods by exploiting the unique properties of quantum light, such as photon entanglement. But the approaches to do so ...
Optics & Photonics
Mar 28, 2025
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Efficient light control: Meta-optics replace conventional lenses
Conventional curved lenses, which direct light by refraction in glass or plastic, are often bulky and heavy, offering only limited control of light waves. Metasurfaces, in contrast, are flat and consist of an array of tiny ...
Optics & Photonics
Mar 28, 2025
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Liquid-crystal platform overcomes optical losses in photonic circuits
Photonic circuits, which manipulate light to perform various computational tasks, have become essential tools for a range of advanced technologies—from quantum simulations to artificial intelligence. These circuits offer ...
Optics & Photonics
Mar 27, 2025
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Newly developed waveguide device protects photonic quantum computers from errors
Together with an international team of researchers from the Universities of Southern California, Central Florida, Pennsylvania State and Saint Louis, physicists from the University of Rostock have developed a novel mechanism ...
Optics & Photonics
Mar 27, 2025
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Graphene-based programmable surfaces advance terahertz imaging and 6G communications
Researchers at The University of Manchester's National Graphene Institute have introduced a new class of reconfigurable intelligent surfaces capable of dynamically shaping terahertz (THz) and millimeter (mm) waves. Detailed ...
Optics & Photonics
Mar 27, 2025
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More news
Terahertz imaging reveals new views of internal cochlea structure
Novel protocol enables photon entanglement without quantum measurement
Researchers unveil unidirectional light focusing using diffractive optics
Optical tweezers reveal cell dynamics in milliseconds
Boosting the response speed of quantum LEDs via an excitation memory effect
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Researchers identify simple rules for folding the genome
O'ahu's shores could see heavy erosion by 2030, study finds
'Internet of nature' helps researchers explore the web of life
Deeper understanding of plant cell transformation could pave way for controlling fruit growth
Physicists use optical vortex beams to control atom ionization
Quantum-inspired cameras capture the start of life
Spinning, twisted light could power next-generation electronics
Reading magnetic states faster—in far infrared
Quantum holograms: Metasurfaces entangle light and information in new study
Laser-based radiation detector allows testing from a safer distance
Simplified method for observing electron motion in solids unveiled
Engineered bacteria emit signals that can be spotted from a distance
Einstein's dream of a unified field theory accomplished?
