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Optics & Photonics news
New method to generate photon pairs efficiently on a chip
Thin-film lithium niobate is an emerging nonlinear integrated photonics platform ideally suited for quantum applications. Through spontaneous parametric down-conversion (SPDC), it can generate correlated photon pairs for ...
Optics & Photonics
9 minutes ago
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Silicon metasurfaces unlock broad-spectrum infrared imaging
Infrared imaging technology is crucial for advancing our understanding of the world, from exploring biological specimens to inspecting complex materials and detecting hidden patterns in physical systems.
Optics & Photonics
9 minutes ago
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Researchers reveal quantum advantage that could advance future sensing devices
Researchers from the Department of Energy's Oak Ridge National Laboratory have taken a major step forward in using quantum mechanics to enhance sensing devices, a new advancement that could be used in a wide range of areas, ...
Optics & Photonics
1 hour ago
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Atomic sensors unveil hidden dynamics of molecular polarization
Magnetic resonance imaging (MRI) has long been a cornerstone of modern medicine, providing highly detailed images of internal organs and tissues. MRI machines, those large, tube-shaped magnets commonly found in hospitals, ...
Optics & Photonics
3 hours ago
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Janus-like metasurface technology shows different optical responses according to the direction of light
Metasurface technology is an advanced optical technology that is thinner, lighter, and more capable of precisely controlling light through nanometer-sized artificial structures than conventional technologies. KAIST researchers ...
Optics & Photonics
Oct 15, 2024
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Enhanced wavelength conversion paves the way for more efficient quantum information transfer
Advancements in quantum information technology are paving the way for faster and more efficient data transfer. A key challenge has been ensuring that qubits, the fundamental units of quantum information, can be transferred ...
Optics & Photonics
Oct 15, 2024
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Multicolor persistent luminescent materials for dynamic optical anti-counterfeiting
Optical anti-counterfeiting technology, as a preventive measure, has deeply permeated our daily lives. Visually readable codes designed based on optical materials are widely used due to their ease of verification, reasonable ...
Optics & Photonics
Oct 15, 2024
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Quantum research unlocks PET scan potential in disease detection
New research in quantum entanglement could vastly improve disease detection, such as for cancer and Alzheimer's disease.
Optics & Photonics
Oct 14, 2024
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Quantum computing and photonics discovery potentially shrinks critical parts by 1,000 times
Researchers have made a discovery that could make quantum computing more compact, potentially shrinking essential components 1,000 times while also requiring less equipment. The research is published in Nature Photonics.
Optics & Photonics
Oct 14, 2024
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Researchers develop a laser that produces the strongest ultra-short laser pulses to date
The word laser usually conjures up an image of a strongly concentrated and continuous light beam. Lasers that produce such light are, in fact, very common and useful. However, science and industry often also require very ...
Optics & Photonics
Oct 12, 2024
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Powerful and compact optical frequency combs provide unique opportunities
Remember those big, clunky machines needed for super precise light measurements? Those days are fading thanks to tiny devices called microcombs. These chips can do the same job, but on a much smaller scale, opening doors ...
Optics & Photonics
Oct 11, 2024
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Researchers create a three-dimensional multi-focus laser for glass micro-sculpting
Glass materials are widely used in optical and optoelectronic devices due to their low cost and excellent mechanical and optical properties. Among them, glass concave/convex linear structures with feature sizes ranging from ...
Optics & Photonics
Oct 11, 2024
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Interdisciplinary advances in microcombs: Bridging physics and information technology
Researchers are excited about the potential of microcombs, miniature devices that generate precise time and frequency standards. These microcombs could revolutionize fields from high-speed communication, high-resolution measurements ...
Optics & Photonics
Oct 11, 2024
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Harnessing quantum principles: Phased arrays within phased arrays for smarter, greener indoor optical wireless networks
Imagine a future where indoor wireless communication systems handle skyrocketing data demands and do so with unmatched reliability and speed. Traditional radio frequency (RF) technologies like Wi-Fi and Bluetooth are beginning ...
Hybrid fiber pump combiner could advance mid-IR laser systems
In the last two decades, the rapid advancement in applications such as environmental monitoring, medical diagnostics, and global positioning has intensified the focus on developing novel mid-IR light sources. Fiber-based ...
Optics & Photonics
Oct 9, 2024
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New photonics approach enhances quantum computation efficiency
A recent study, published in Nature Photonics, by Prof. Yaron Bromberg and Dr. Ohad Lib from the Racah Institute of Physics at the Hebrew University of Jerusalem has made significant strides in advancing quantum computing ...
Optics & Photonics
Oct 9, 2024
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Smart new laser technology can monitor greenhouse gases faster, more sensitively
Scientists at the National Institute of Standards and Technology (NIST) have developed a new laser-based technique that could dramatically improve our ability to analyze a variety of materials and gases, including greenhouse ...
Optics & Photonics
Oct 9, 2024
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Quantum physicists tap into entanglement to improve the precision of optical atomic clocks
Imagine walking into a room where several different grandfather clocks hang on the walls, each ticking at a different pace. Quantum physicists at the University of Colorado Boulder and the National Institute of Standards ...
Optics & Photonics
Oct 9, 2024
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Quantum register reaches 1,200 neutral atoms in continuous operation
A team of physicists led by Johannes Zeiher, research group leader in Immanuel Bloch's Quantum Many-Body Systems department and co-founder of the MPQ spin-off planqc, has achieved significant progress in scaling up quantum ...
Optics & Photonics
Oct 9, 2024
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Highly sensitive quantum sensors for medicine: First successful demonstration of a dual-media NV diamond laser system
Measuring tiny magnetic fields, such as those generated by brain waves, enables many new novel opportunities for medical diagnostics and treatment. The research team led by Dr. Jan Jeske at Fraunhofer IAF is working on a ...
Condensed Matter
Oct 8, 2024
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Genome sequencing could unlock answers to yellow jacket behavior
Controlling light while measuring trapped ion qubits
Researchers improve tunability in optical differentiation
Newly developed OLED could enable compact, lightweight night vision
New technology produces ultrashort ion pulses
Generating spin currents directly using ultrashort laser pulses
Researchers simulate novel metal-filtered VCSEL modal control
Researchers develop yeast-based alternative to hydroxyurea for DNA study
Synthetic molecular switch enables 'painting' with natural light
