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Optics & Photonics news
Controlling electronics with light: Ultrafast lasers manipulate magnetite's structure
Researchers at EPFL have discovered that by shining different wavelengths (colors) of light on a material called magnetite, they can change its state, e.g., making it more or less conducive to electricity. The discovery could ...
Condensed Matter
Jun 21, 2024
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Scientists develop innovative method to validate quantum photonics circuits performance
A team of researchers from the University of Ottawa's Nexus for Quantum Technologies Institute (NexQT), led by Dr. Francesco Di Colandrea, under the supervision of Professor Ebrahim Karimi, associate professor of physics, ...
Optics & Photonics
Jun 21, 2024
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New physics-informed neural network for universal and high-fidelity resolution enhancement in fluorescence microscopy
To address the limitations of current computational super-resolution microscopy, a team of researchers at Zhejiang University has introduced a novel deep-physics-informed sparsity framework that significantly enhances structural ...
Optics & Photonics
Jun 21, 2024
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Researchers achieve practical 3D tracking at record-breaking speeds
Researchers have developed a new 3D method that can be used to track fast-moving objects at unprecedented high speeds. The real-time tracking approach, which is based on single-pixel imaging, could be used to improve autonomous ...
Optics & Photonics
Jun 21, 2024
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Researchers stabilize photon interference in optical chips using topological wave propagation
A collaboration of Professor Szameit's research group at the University of Rostock with researchers from the Albert-Ludwigs-Universität Freiburg has succeeded in stabilizing the interference of two photons in optical chips ...
Optics & Photonics
Jun 21, 2024
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New photonic chip spawns nested topological frequency comb
Scientists on the hunt for compact and robust sources of multicolored laser light have generated the first topological frequency comb. Their result, which relies on a small silicon nitride chip patterned with hundreds of ...
Optics & Photonics
Jun 20, 2024
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Turning infrared light visible: New device uses 2D material to up-convert infrared light
The human eye can only see light at certain frequencies (called the visible spectrum), the lowest of which constitutes red light. Infrared light, which we can't see, has an even lower frequency than red light. Researchers ...
Optics & Photonics
Jun 20, 2024
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Q&A: New method confines light inside an organic material to form a hybrid quantum state
A team of international scientists led by the University of Ottawa have gone back to the kitchen cupboard to create a recipe that combines organic material and light to create quantum states.
Optics & Photonics
Jun 20, 2024
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Researchers develop platform to probe, control qubits in silicon for quantum networks
The quantum internet would be a lot easier to build if we could use existing telecommunications technologies and infrastructure. Over the past few years, researchers have discovered defects in silicon—a ubiquitous semiconductor ...
Optics & Photonics
Jun 19, 2024
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Upgraded advanced photon source sees first X-ray light for science
After a year of installation and commissioning, the new electron storage ring at the heart of the Advanced Photon Source—powered by a world's first injection technique—is ready for business.
Optics & Photonics
Jun 19, 2024
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Generation of intense terahertz waves with a magnetic material
Terahertz waves are being intensely studied by researchers around the world seeking to understand the "terahertz gap." Terahertz waves have a specific frequency that puts them somewhere between microwaves and infrared light. ...
Condensed Matter
Jun 19, 2024
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The design of a photonic alloy with topological properties
Photonic alloys, alloy-like materials combining two or more photonic crystals, are promising candidates for the development of structures that control the propagation of electromagnetic waves, also known as waveguides. Despite ...
New technique achieves visualization of instantaneous states of materials in high-speed devices
Researchers at University of Tsukuba have developed an ultrafast time-resolved scanning electron microscopy instrument by integrating a scanning electron microscope with a femtosecond laser. This innovative system facilitates ...
Optics & Photonics
Jun 18, 2024
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New method enhances X-ray microscopy for detecting tiny defects
X-ray microscopes are essential for examining components and materials because they can be used to detect changes and details in the material. Until now, however, it has been difficult to detect small cracks or tiny inclusions ...
Optics & Photonics
Jun 18, 2024
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New method enhances Brillouin optical fiber sensing for infrastructure monitoring
Brillouin scattering is the phenomenon of the inelastic scattering of light by thermally generated acoustic vibrations. Brillouin-based optical fiber sensing can be used to measure temperature and strain distributions by ...
Optics & Photonics
Jun 18, 2024
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Ultra-high spectral purity revealed in exciton-polariton laser
Exciton-polariton lasers, renowned for their low-power operation, have long tantalized researchers with their promise for practical low-energy applications. However, until now, a clean measurement of the laser's linewidth, ...
Optics & Photonics
Jun 18, 2024
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Quantum computing trade-off problem addressed by new system
The potential of quantum computers is currently thwarted by a trade-off problem. Quantum systems that can carry out complex operations are less tolerant to errors and noise, while systems that are more protected against noise ...
Optics & Photonics
Jun 18, 2024
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A new compact diffractive imager for subwavelength resolution
UCLA researchers have created a new type of imager that can capture features much smaller than the limitations of traditional optical systems. This innovation has the potential to revolutionize fields like bioimaging, lithography ...
Optics & Photonics
Jun 17, 2024
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Research highlights potential of photo-driven fin field-effect transistors
Infrared detectors are the core components of infrared detection systems and play an important role in fields such as night vision, remote sensing, and health monitoring. In this context, the utilization of mature silicon ...
Optics & Photonics
Jun 14, 2024
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Enhancement and manipulation of second- and third-harmonic generation based on all-dielectric nonlinear metasurfaces
Nonlinear optics is a branch of optics that deals with the complex nonlinear relationships between the optical response of the medium and the incident light when it interacts with the optical medium. Currently, nonlinear ...
Optics & Photonics
Jun 14, 2024
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Perturbations simplify the study of 'super photons'
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A framework to construct quantum spherical codes
Sorting complex light beams: New metasurface design advances optical physics
'Metaholograms': Researchers develop a new type of hologram
Novel crystals enhance mid-infrared laser performance
Researchers create the world's strongest ionizing terahertz radiation
Scientists solve the puzzle of directional hearing underwater
Refining turbulent flow to scale up iPS cell-based platelet manufacturing
New computational tool helps interpret AI models in genomics
Unifying behavioral analysis through animal foundation models
'Two-for-one' fission aims to improve solar cell efficiency
