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Optics & Photonics news
Nonlinear Compton scattering with a multi-petawatt laser mimics astrophysical phenomena
A team of researchers has successfully demonstrated nonlinear Compton scattering (NCS) between an ultra-relativistic electron beam and an ultrahigh intensity laser pulse using the 4-Petawatt laser at the Center for Relativistic ...
General Physics
1 minute ago
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Prototype lenses can block epileptic-seizure causing wavelengths
People with photosensitive epilepsy could benefit from a prototype pair of glasses with lenses that block out wavelengths that are known to cause seizures in some people.
Optics & Photonics
Nov 22, 2024
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Improved ultrasound technique produces previously unattainable images inside live cells
A ultrasound technique from the University of Nottingham will allow the production of sharper images inside live cells without causing damage at resolutions that were previously unattainable.
Optics & Photonics
Nov 22, 2024
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From traditional to technological: Using laser Doppler vibrometry for fresco conservation
Fresco painting, a technique that dates back to antiquity, involves applying dry pigments to wet plaster, creating stunning artwork that can last for centuries. Over time, however, these masterpieces often face degradation ...
Optics & Photonics
Nov 21, 2024
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New organic molecule design can lead to long-lasting, durable OLEDs for displays
Scientists have developed a method to improve the stability and efficiency of organic light-emitting diodes (OLEDs), a technology used in smartphones, TVs, and other electronic displays.
Condensed Matter
Nov 21, 2024
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Using matter waves, scientists unveil novel collective behaviors in quantum optics
A research team led by Dominik Schneble, Ph.D., Professor in the Department of Physics and Astronomy, has uncovered a novel regime, or set of conditions within a system, for cooperative radiative phenomena, casting new light ...
Optics & Photonics
Nov 20, 2024
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Ultra-compact optical design enhances virtual and augmented reality device cameras
Researchers from Seoul National University College of Engineering announced they have developed an optical design technology that dramatically reduces the volume of cameras with a folded lens system utilizing "metasurfaces," ...
Optics & Photonics
Nov 20, 2024
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Megapixel fluorescence microscopy through scattering layers made simple
A team from The Hebrew University of Jerusalem has introduced a new method for megapixel-scale fluorescence microscopy through complex scattering media. This approach resolves high-resolution images from several tens of widefield ...
Optics & Photonics
Nov 20, 2024
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Novel AI algorithm captures photons in motion
Close your eyes and picture the iconic "bullet time" scene from "The Matrix"—the one where Neo, played by Keanu Reeves, dodges bullets in slow motion. Now imagine being able to witness the same effect, but instead of speeding ...
Optics & Photonics
Nov 19, 2024
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New theory reveals the shape of a single photon
A new theory that explains how light and matter interact at the quantum level has enabled researchers to define for the first time the precise shape of a single photon.
Optics & Photonics
Nov 19, 2024
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Team creates world's first tunable-wavelength blue semiconductor laser
In a new study, researchers at Osaka University have created the world's first compact, tunable-wavelength blue semiconductor laser, a significant advancement for far-ultraviolet light technology with promising applications ...
Optics & Photonics
Nov 18, 2024
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The future of optical modulators and integrated photonics
Despite being a mature technology in existence for over several decades, silicon photonic modulators face scrutiny from industry and academic experts. In a recent editorial interview, experts emphasize the need to explore ...
Optics & Photonics
Nov 18, 2024
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Neat, precise and brighter than ever: New technologies improve temporal coherence of XFEL pulses
X-ray free-electron lasers produce pulses of light that are exceptionally bright, making them powerful tools for studying ultrafast chemical reactions, biological processes, or probing the structure of materials at atomic ...
Optics & Photonics
Nov 18, 2024
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Long-lived Schrödinger's-cat state achieves Heisenberg-limited sensitivity
A team led by Prof. Lu Zhengtian and Researcher Xia Tian from the University of Science and Technology of China (USTC) realized a Schrödinger-cat state with minute-scale lifetime using optically trapped cold atoms, significantly ...
Optics & Photonics
Nov 18, 2024
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Invisible touch: Researchers give AI the ability to feel and measure surfaces
AI-based technologies are rapidly learning to see, converse, calculate and create. One thing they still don't do well, however, is measure or "feel" surfaces—a purely mechanical function.
Optics & Photonics
Nov 18, 2024
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Compound metalens achieves distortion-free imaging with wide field of view
In a recent study, researchers have developed a compound metalens that enables distortion-free imaging. The study, published in Engineering, presents a novel approach to on-demand distortion engineering using compound metalenses.
Optics & Photonics
Nov 15, 2024
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Metalenses harness AI for high-resolution, full-color imaging for compact optical systems
Modern imaging systems, such as those used in smartphones, virtual reality (VR), and augmented reality (AR) devices, are constantly evolving to become more compact, efficient, and high-performing. Traditional optical systems ...
Optics & Photonics
Nov 15, 2024
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Ytterbium thin-disk lasers pave the way for sensitive detection of atmospheric pollutants
Alongside carbon dioxide, methane is a key driver of global warming. To detect and monitor the climate pollutants in the atmosphere precisely, scientists at the Max Planck Institute for the Science of Light (MPL) have developed ...
Optics & Photonics
Nov 15, 2024
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Ultrafast lasers enable manipulation of polar order in a charge density wave at room temperature
Addressing the challenge of controlling electronic states in materials, the scientific community has been exploring innovative methods. Recently, researchers from Peking University, led by Professor Nanlin Wang, in collaboration ...
Condensed Matter
Nov 15, 2024
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Quantum computing researchers develop an 8-photon qubit chip
A group of South Korean researchers has successfully developed an integrated quantum circuit chip using photons (light particles). It is a system capable of controlling eight photons using a photonic integrated-circuit chip. ...
Optics & Photonics
Nov 14, 2024
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Scientists decipher two-photon vision
Student builds chemical purity tester using LEGO bricks
New broadband UV frequency combs offer unprecedented spectral resolution
A new spectroscopy method reveals water's quantum secrets
New deep ultraviolet micro-LED array advances maskless photolithography
Ultra-small spectrometer yields the power of a 1,000 times bigger device
AI model improves 4D STEM imaging for delicate materials
Novel quantum lidar achieves high-sensitivity wind detection
