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Optics & Photonics news
Nonlinear optical crystal for ultraviolet lasers remains remarkably stable under extreme pressure
Researchers from Oakland University have made a significant breakthrough in the field of optical materials, unveiling the exceptional capabilities of Ba₃(ZnB₅O₁₀)PO₄ (BZBP). Although this transparent crystal closely ...
Condensed Matter
Jan 27, 2025
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Harnessing atom-light interactions: A step towards stable quantum systems
Interactions between atoms and light rule the behavior of our physical world, but at the same time, can be extremely complex. Understanding and harnessing them is one of the major challenges for the development of quantum ...
Optics & Photonics
Jan 27, 2025
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Using achiral hard banana-shaped particles to assemble skyrmions and blue phases
A research team has discovered that achiral hard banana-shaped particles can spontaneously form exotic structures like skyrmions and blue phase III phases. Skyrmions are tiny vortex-like structures found in various condensed-matter ...
Condensed Matter
Jan 27, 2025
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Terahertz pulses induce chirality in a non-chiral crystal
Chirality refers to objects that cannot be superimposed onto their mirror images through any combination of rotations or translations, much like the distinct left and right hands of a human. In chiral crystals, the spatial ...
Condensed Matter
Jan 23, 2025
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Scientists develop novel device to modulate polarization of THz waves
Terahertz (THz) waves, situated between the microwave and infrared regions of the electromagnetic spectrum, have drawn considerable attention over the past two decades.
Optics & Photonics
Jan 23, 2025
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Detecting edges of images at the speed of light
Physicists from the group of Jorik van de Groep at the UvA-Institute of Physics have devised a new method that can be used to detect edges of images in an extremely energy efficient and ultrafast way. The results were recently ...
Optics & Photonics
Jan 23, 2025
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Compact comb lights the way for next-gen photonics
In the world of modern optics, frequency combs are invaluable tools. These devices act as rulers for measuring light, enabling breakthroughs in telecommunications, environmental monitoring, and even astrophysics. But building ...
Optics & Photonics
Jan 22, 2025
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New electromagnetic material draws inspiration from the color-shifting chameleon
The chameleon, a lizard known for its color-changing skin, is the inspiration behind a new electromagnetic material that could someday make vehicles and aircraft "invisible" to radar.
Condensed Matter
Jan 22, 2025
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Harnessing electromagnetic waves and quantum materials to improve wireless communication technologies
A team of researchers from the University of Ottawa has developed innovative methods to enhance frequency conversion of terahertz (THz) waves in graphene-based structures, unlocking new potential for faster, more efficient ...
Optics & Photonics
Jan 21, 2025
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A new frontier in understanding electron dynamics: Imaging with attosecond short X-ray flashes
Attosecond science, honored with the 2023 Nobel Prize in Physics, is transforming our understanding of how electrons move in atoms, molecules, and solids. An attosecond—equivalent to a billionth of a billionth of a second—enables ...
Optics & Photonics
Jan 21, 2025
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Twisting light: Novel metasurface offers compact solution for circularly polarized light
Left and right circularly polarized light, where the electromagnetic waves spiral in a clockwise and counterclockwise manner as they travel, plays a crucial role in a wide range of applications, from enhancing medical imaging ...
Optics & Photonics
Jan 17, 2025
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Redefining the second: Optical atomic clock achieves record accuracy in comparison measurement
The next generation of atomic clocks "ticks" with the frequency of a laser. This is about 100,000 times faster than the microwave frequencies of the cesium clocks which are generating the second at present. These optical ...
Optics & Photonics
Jan 17, 2025
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Quantum engineers 'squeeze' laser frequency combs to make more sensitive gas sensors
For the first time ever, scientists have used a technique called "quantum squeezing" to improve the gas sensing performance of devices known as optical frequency comb lasers. These ultra-precise sensors are like fingerprint ...
Optics & Photonics
Jan 16, 2025
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Simplicity and scalability: A new economical way to create compact lenses
Paper-thin optical lenses simple enough to mass produce like microchips could enable a new generation of compact optical devices. A team with researchers at the University of Tokyo and JSR Corp. fabricated and tested flat ...
Optics & Photonics
Jan 16, 2025
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Tapered polymer fibers enhance light delivery for neuroscience research
Researchers have developed a reliable and reproducible way to fabricate tapered polymer optical fibers that can be used to deliver light to the brain. These fibers could be used in animal studies to help scientists better ...
Optics & Photonics
Jan 15, 2025
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Engineering quantum entanglement at the nanoscale
Physicists have spent more than a century measuring and making sense of the strange ways that photons, electrons, and other subatomic particles interact at extremely small scales. Engineers have spent decades figuring out ...
Optics & Photonics
Jan 14, 2025
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Diamond continues to shine: New properties discovered in diamond semiconductors
Diamond, often celebrated for its unmatched hardness and transparency, has emerged as an exceptional material for high-power electronics and next-generation quantum optics. Diamond can be engineered to be as electrically ...
Condensed Matter
Jan 14, 2025
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Nano rainbows: Expanding the light spectrum at the smallest scale
Since the invention of the laser in 1960, nonlinear optics has aimed to broaden light's spectral range and create new frequency components. Among the various techniques, supercontinuum (SC) generation stands out for its ability ...
Optics & Photonics
Jan 13, 2025
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Collaboration tests new method for protecting quantum networks
Researchers at the Department of Energy's Oak Ridge National Laboratory joined forces with EPB of Chattanooga and the University of Tennessee at Chattanooga to demonstrate the first transmission of an entangled quantum signal ...
Optics & Photonics
Jan 13, 2025
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Photoacoustic spectroscopy approach achieves real-time detection of low gas concentrations
Researchers have developed a new method for quickly detecting and identifying very low concentrations of gases. The new approach, called coherently controlled quartz-enhanced photoacoustic spectroscopy, could form the basis ...
Optics & Photonics
Jan 9, 2025
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Purple diamond maser could one day amplify signals from deep space
Nonlinear 'skin effect' unveiled in antiferromagnetic materials
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