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Optics & Photonics news
Quantum-inspired advancement turns crystal gaps into terabyte storage for classical memory
From punch card-operated looms in the 1800s to modern cellphones, if an object has an "on" and an "off" state, it can be used to store information.
Optics & Photonics
Feb 14, 2025
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A novel technique for identifying magnetic ordering in antiferromagnets
A new trick for illuminating the internal ordering within a special type of magnet could help engineers build better memory-storage devices. Developed by RIKEN physicists, this technique could make memory devices less corruptible.
Condensed Matter
Feb 14, 2025
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Simulations reveal Anderson transition for light in 3D disordered systems
The Anderson transition is a phase transition that occurs in disordered systems, which entails a shift from a diffusive state (i.e., in which waves or particles are spread out) to a localized state, in which they are trapped ...
Greetings from the fourth dimension: Scientists glimpse 4D crystal structure using surface wave patterns
In April 1982, Prof. Dan Shechtman of the Technion–Israel Institute of Technology made the discovery that would later earn him the 2011 Nobel Prize in Chemistry: the quasiperiodic crystal. According to diffraction measurements ...
Condensed Matter
Feb 13, 2025
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257
Fabrication method advances high-performance photon detector technology
From high-speed communication to quantum computing and sensing, the detection, transmission, and manipulation of light (photons) have transformed modern electronics. Central to these systems are photon detectors, which detect ...
Optics & Photonics
Feb 13, 2025
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'Water tweezers': New technique generates topological structures with gravity water waves
A team of physicists at Fudan University, working with colleagues from Henan University, both in China, and from Nanyang Technological University, in Singapore and Donostia International Physics Center, in Spain, has developed ...
Measuring invisible light waves via electro-optic cavities
Researchers have developed a novel experimental platform to measure the electric fields of light trapped between two mirrors with a sub-cycle precision.
Optics & Photonics
Feb 13, 2025
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Q&A: Quantum state of photoelectrons measured for the first time
For the first time, researchers have been able to measure the quantum state of electrons ejected from atoms that have absorbed high-energy light pulses. This is thanks to a new measurement technique developed by researchers ...
Optics & Photonics
Feb 12, 2025
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Atomic arrays enable negative refraction, bypassing metamaterial limitations
For the first time, scientists have demonstrated that negative refraction can be achieved using atomic arrays—without the need for artificially manufactured metamaterials.
Optics & Photonics
Feb 12, 2025
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Researchers provide mathematical solutions to study 2D light interaction in photonic crystal lasers
Laser diodes are semiconductors that generate light and amplify it using repeated reflection or "optical feedback." Once the light has achieved desirable optical gain, laser diodes release it as powerful laser beams.
Optics & Photonics
Feb 11, 2025
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Exploiting photon colors for a high-performance quantum internet
Data security on the internet is under threat: in the future, quantum computers could decode even encrypted files sent over the internet in no time. Researchers worldwide are, therefore, experimenting with quantum networks ...
Optics & Photonics
Feb 11, 2025
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Innovative target design leads to surprising discovery in laser-plasma acceleration
Scientists have developed a method for generating fast, bright proton beams using a high-repetition-rate laser-plasma accelerator. This work, published in Nature Communications, resolves several long-standing challenges and ...
Optics & Photonics
Feb 11, 2025
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Physicists achieve fully optical readout of superconducting qubits
Qubits—the fundamental units of quantum information—drive entire tech sectors. Among them, superconducting qubits could be instrumental in building a large-scale quantum computer, but they rely on electrical signals and ...
Optics & Photonics
Feb 11, 2025
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A promising technique to steer laser-produced THz radiation in air
Terahertz radiation (THz), electromagnetic radiation with frequencies ranging from 0.1 and 10 THz, is central to the functioning of various technologies, including imaging, sensing and spectroscopy tools. While THz radiation ...
Fiber image transmission technology for minimally invasive endoscope developed
Optical fibers are fundamental components in modern science and technology due to their inherent advantages, providing an efficient and secure medium for applications such as internet communication and big data transmission. ...
Optics & Photonics
Feb 7, 2025
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Scientists achieve optical control of phase and group velocities in everyday liquids
The phase and the group velocity of light propagating in conventional optical media cannot exceed the speed of light in vacuum. However, in so-called epsilon-near-zero (ENZ) materials, light exhibits an infinite phase velocity ...
Optics & Photonics
Feb 7, 2025
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Advance in opto-magnetic technology leads to five-fold increase in torque efficiency
Researchers at Tohoku University have achieved a significant advancement in opto-magnetic technology, observing an opto-magnetic torque approximately five times more efficient than in conventional magnets. This breakthrough, ...
Condensed Matter
Feb 6, 2025
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Single-photon LiDAR delivers detailed 3D images at distances up to 1 kilometer
Researchers have designed a single-photon time-of-flight LiDAR system that can acquire a high-resolution 3D image of an object or scene up to 1 kilometer away. The new system could help enhance security, monitoring, and remote ...
Optics & Photonics
Feb 6, 2025
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Researchers develop first-of-its-kind quantum gate
A recent study led by quantum researchers at the Department of Energy's Oak Ridge National Laboratory proved popular among the science community interested in building a more reliable quantum network.
Optics & Photonics
Feb 5, 2025
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Compact camera can identify objects at the speed of light
Collaboration can be a beautiful thing, especially when people work together to create something new. Take, for example, a longstanding collaboration between Arka Majumdar, a University of Washington (UW) professor of electrical ...
Optics & Photonics
Feb 5, 2025
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More news
Researchers explore new basis for integrated all-optical logic
Atoms that measure magnetic fields could lead to new quantum sensors
Optical levitation traps nanospheres, revealing quantum-classical crossover
Harnessing atom-light interactions: A step towards stable quantum systems
Detecting edges of images at the speed of light
Scientists develop novel device to modulate polarization of THz waves
Terahertz pulses induce chirality in a non-chiral crystal
Compact comb lights the way for next-gen photonics
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Research reveals how Earth got its ice caps
AI and biophysical modeling unite for novel protein design
'Work flow' music designed to improve performance does just that
Simplicity and scalability: A new economical way to create compact lenses
Tapered polymer fibers enhance light delivery for neuroscience research
Engineering quantum entanglement at the nanoscale
Collaboration tests new method for protecting quantum networks
Nano rainbows: Expanding the light spectrum at the smallest scale
Optical metrology review explores new possibilities with twisted light
