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Optics & Photonics news
Quantum holograms: Metasurfaces entangle light and information in new study
Quantum entanglement is a fundamental phenomenon in nature and one of the most intriguing aspects of quantum mechanics. It describes a correlation between two particles, such that measuring the properties of one instantly ...
Optics & Photonics
10 hours ago
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Laser-based radiation detector allows testing from a safer distance
A multi-institutional team of physicists and engineers has developed a laser-based radiation detection system that operates from as far away as 10 meters and perhaps farther. Their research is published in the journal Physical ...
Simplified method for observing electron motion in solids unveiled
The ultrafast dynamics and interactions of electrons in molecules and solids have long remained hidden from direct observation. For some time now, it has been possible to study these quantum-physical processes—for example, ...
Condensed Matter
Mar 11, 2025
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Compact optical device achieves super-resolution imaging beyond the diffraction limit
Researchers from the University of Science and Technology of China (USTC) have unveiled a planar optical device that significantly enhances the capabilities of dark-field microscopy, achieving super-resolution imaging beyond ...
Optics & Photonics
Mar 10, 2025
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X-ray snapshot: How light bends an active substance
Many biologically important molecules change shape when stimulated by UV radiation. Although this property can also be found in some drugs, it is not yet well understood. Using an innovative technique, an international team ...
Optics & Photonics
Mar 10, 2025
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Metasurface technology offers a compact way to generate multiphoton entanglement
Quantum information processing is a field that relies on the entanglement of multiple photons to process vast amounts of information. However, creating multiphoton entanglement is a challenging task. Traditional methods either ...
Optics & Photonics
Mar 10, 2025
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Controlling electrons in molecules at ultrafast timescales with tailor-made terahertz light pulses
Scientists at Yokohama National University, in collaboration with RIKEN and other institutions in Japan and Korea, have made an important discovery about how electrons move and behave in molecules. This discovery could potentially ...
Condensed Matter
Mar 6, 2025
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Laser light made into a supersolid for the first time
A small international team of nanotechnologists, engineers and physicists has developed a way to force laser light into becoming a supersolid. Their paper is published in the journal Nature. The editors at Nature have published ...
Cold atoms on a chip: Opening the doors to accessible quantum research
UC Santa Barbara researchers are working to move cold atom quantum experiments and applications from the laboratory tabletop to chip-based systems, opening new possibilities for sensing, precision timekeeping, quantum computing ...
Optics & Photonics
Mar 5, 2025
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High-speed energy-efficient electro-optic switch developed
Researchers have developed a high-speed electro-optic switch that is energy-efficient, has low crosstalk and works across a broad bandwidth. Made using a scalable, chip-friendly process, this switch could enhance data capacity ...
Optics & Photonics
Mar 4, 2025
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AI and adaptive optics propel free-space quantum communication by solving atmospheric turbulence challenges
In the quest for ultra-secure, long-range quantum communication, two major challenges stand in the way: the unpredictable nature of atmospheric turbulence and the limitations of current optical wavefront correction techniques. ...
Optics & Photonics
Mar 4, 2025
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From handicap to asset: AI approach leverages optical phenomenon to produce better microscopy images
Quantitative phase imaging (QPI) is a microscopy technique widely used to investigate cells. Even though earlier biomedical applications based on QPI have been developed, both acquisition speed and image quality need to improve ...
Optics & Photonics
Mar 3, 2025
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Einstein's light quanta through the lens of Maxwell's equations
Light was long considered to be a wave, exhibiting the phenomenon of interference in which ripples like those in water waves are generated under specific interactions. Light also bends around corners, resulting in fringing ...
A quantum computing startup says it is already making millions of light-powered chips
American quantum computing startup PsiQuantum announced yesterday that it has cracked a significant puzzle on the road to making the technology useful: manufacturing quantum chips in useful quantities.
Optics & Photonics
Mar 3, 2025
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First on-chip multipartite entanglement achieved with optical microcomb
A recent study has realized multipartite entanglement on an optical chip for the first time, constituting a significant advance for scalable quantum information. The paper, titled "Continuous-variable multipartite entanglement ...
Optics & Photonics
Feb 28, 2025
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Super-resolution microscopy achieves nanometer resolution without traditional ON/OFF switching
Overcoming the resolution limit in a light microscope of around half a wavelength of light (about 250 nanometers) is one of the most significant developments in optics. Due to the wave nature of light, even the best lens ...
Optics & Photonics
Feb 27, 2025
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Optimized approach enables super-resolution 3D direct laser writing with unprecedented speed and resolution
For the first time, researchers have used high-speed laser writing to create lines spaced just 100 nm apart on a glass substrate. The optimized printing approach could enable super-resolution 3D direct laser writing (DLW) ...
Optics & Photonics
Feb 27, 2025
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Polymer microdomes reveal tunable chiral structural colors with significant implications for optical applications
Chiral-structural-color materials produce color through microscopic structures that interact with light rather than through pigmentation or dyes. Some beetle exoskeletons, avian feathers, butterfly wings, and marine organisms ...
Optics & Photonics
Feb 27, 2025
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Unraveling the origin of extremely bright quantum emitters
Many next-generation quantum devices rely on single-photon emitters based on optically active defects in solids, known as color centers. Understanding their properties is fundamental to developing novel quantum technologies.
Optics & Photonics
Feb 27, 2025
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Time interfaces: The gateway to four-dimensional quantum optics
A new study from the University of Eastern Finland (UEF) explores the behavior of photons, the elementary particles of light, as they encounter boundaries where material properties change rapidly over time. This research ...
Optics & Photonics
Feb 26, 2025
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More news
A completely new type of microscopy based on quantum sensors
Scientists reveal key to affordable, room-temperature quantum light
Hybrid states of light and matter may significantly enhance OLED brightness
Microcomb chips show potential for centimeter-level GPS precision
Dynamic 3D displays: Rare-earth glasses offer vivid, tunable colors
New X-ray experiment could solve major physics puzzles
Scalable way to generate and control sound in silicon photonic chips
Simulations reveal Anderson transition for light in 3D disordered systems
Other news
Supercomputer draws molecular blueprint for repairing damaged DNA
A new protocol to image wave functions in continuous space
Scientists create method for designing proteins that can bind and sense a range of small molecules
Certain mutations disrupt touch-based learning, study finds
How UV radiation triggers a cellular rescue mission
Terrestrial 'life oasis' from end-Permian mass extinction period discovered in China
Measuring invisible light waves via electro-optic cavities
Fabrication method advances high-performance photon detector technology
Q&A: Quantum state of photoelectrons measured for the first time
Atomic arrays enable negative refraction, bypassing metamaterial limitations
A promising technique to steer laser-produced THz radiation in air
Physicists achieve fully optical readout of superconducting qubits
Exploiting photon colors for a high-performance quantum internet
Many animal 'geomorphs' under threat, study warns
