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Optics & Photonics news
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
4 hours ago
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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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Beyond ambiguous reflections: Bridging optical 3D metrology and computer vision
Accurate and robust 3D imaging of specular, or mirror-like, surfaces is crucial in fields such as industrial inspection, medical imaging, virtual reality, and cultural heritage preservation. Yet anyone who has visited a house ...
Optics & Photonics
Mar 27, 2025
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Terahertz imaging reveals new views of internal cochlea structure
For the first time, researchers have shown that terahertz imaging can be used to visualize internal details of the mouse cochlea with micron-level spatial resolution. The non-invasive method could open new possibilities for ...
Optics & Photonics
Mar 27, 2025
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Novel protocol enables photon entanglement without quantum measurement
Georgia Tech researchers recently proposed a method for generating quantum entanglement between photons. This method constitutes a breakthrough that has potentially transformative consequences for the future of photonics-based ...
Optics & Photonics
Mar 26, 2025
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Cascaded-mode interferometer could replace beam-splitting waveguides for fiber optics
Interferometers, devices that can modulate aspects of light, play the important role of modulating and switching light signals in fiber-optic communications networks and are frequently used for gas sensing and optical computing.
Optics & Photonics
Mar 25, 2025
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Patterned spintronic emitter enables room-temperature THz polarization control for wireless and biomedical applications
Terahertz (THz) waves are located between microwaves and infrared light in the electromagnetic spectrum. They can pass through many materials without causing damage, making them useful for security scanning, medical imaging, ...
Condensed Matter
Mar 24, 2025
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Quantum-inspired cameras capture the start of life
Spinning, twisted light could power next-generation electronics
Reading magnetic states faster—in far infrared
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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
X-ray snapshot: How light bends an active substance
Laser light made into a supersolid for the first time
Cold atoms on a chip: Opening the doors to accessible quantum research
How one species of bat uses its tail to navigate backwards in caves
Air pockets found in bones of Alvarezsauridae skeleton for the first time
