New chip-scale erbium-based laser offers broad wavelength tunability
Phys.org » Nature Photonics
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1w ago
Lasers have revolutionized the world since the 60s and are now indispensable in modern applications, from cutting-edge surgery and precise manufacturing to data transmission across optical fibers ..read more
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'Quantum optical antennas' provide more powerful measurements on the atomic level
Phys.org » Nature Photonics
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1w ago
Similar to how a radio antenna plucks a broadcast from the air and concentrates the energy into a song, individual atoms can collect and concentrate the energy of light into a strong, localized signal that researchers can ..read more
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Exploring the ultrasmall and ultrafast through advances in attosecond science
Phys.org » Nature Photonics
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1M ago
A team of scientists at the Department of Energy's SLAC National Accelerator Laboratory are developing new methods to probe the universe's minute details at extraordinary speeds ..read more
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Study uncovers technologies that could unveil energy-efficient information processing and sophisticated data security
Phys.org » Nature Photonics
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1M ago
Advanced information processing technologies offer greener telecommunications and strong data security for millions, a study led by University of Maryland (UMD) researchers revealed ..read more
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Quantum geometry offers new insights into 'smart' materials with switchable electric polarity
Phys.org » Nature Photonics
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1M ago
Quantum theorists at the University of British Columbia have proposed a new approach to studying stacking ferroelectricity—spontaneous electric polarization—in layered, two-dimensional lab-grown materials ..read more
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Topologically controlled multiskyrmions: Researchers propose a new family of quasiparticles
Phys.org » Nature Photonics
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1M ago
Skyrmions are topologically protected quasiparticles with sophisticated spin textures, widely studied in condensed-matter systems, magnets and recently in photonics, which predicts great potential in ultra-high-capacity information ..read more
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Researchers unveil single-shot and complete polarization imaging system using metasurfaces
Phys.org » Nature Photonics
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1M ago
Think of all the information we get based on how an object interacts with wavelengths of light—aka color. Color can tell us if food is safe to eat or if a piece of metal is hot. Color is an important diagnostic tool in ..read more
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Attosecond core-level spectroscopy reveals real-time molecular dynamics
Phys.org » Nature Photonics
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1M ago
Chemical reactions are complex mechanisms. Many different dynamic processes are involved, affecting both the electrons and the nucleus of the present atoms. Very often, the strongly coupled electron and nuclear dynamics induce ..read more
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Improved mid-infrared nanoscopy enables 30 times clearer view of the insides of bacteria
Phys.org » Nature Photonics
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2M ago
A team at the University of Tokyo have constructed an improved mid-infrared microscope, enabling them to see the structures inside living bacteria at the nanometer scale. Mid-infrared microscopy is typically limited by its ..read more
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Light stands still in a deformed crystal
Phys.org » Nature Photonics
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2M ago
AMOLF researchers, in collaboration with Delft University of Technology, have succeeded in bringing light waves to a halt by deforming the two-dimensional photonic crystal that contains them. The researchers show that even ..read more
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