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Optics & Photonics news

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
45 minutes ago
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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
14 hours ago
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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
15 hours ago
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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
17 hours ago
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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
20 hours ago
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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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Multidimensional sampling theory reduces noise to push flat optics boundaries
A research team at POSTECH has developed a novel multidimensional sampling theory to overcome the limitations of flat optics. Their study not only identifies the constraints of conventional sampling theories in metasurface ...
Optics & Photonics
Feb 4, 2025
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Extending a paradox: Quantum mechanics experiment measures a pulse of light in 37 dimensions
A team of physicists affiliated with multiple institutions in China has measured a pulse of light in 37 dimensions. In their paper published in Science Advances, the group explains that their experiment was meant to demonstrate ...

Quantum light technique doubles spectroscopy sensitivity, revealing hidden signals
An international team of engineers and physicists have found a way to use quantum light to improve the performance of cutting-edge spectroscopy.
Optics & Photonics
Feb 3, 2025
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Coupled semiconductor lasers generate novel optical patterns, enabling new spectroscopy techniques
The physical interaction between two or more systems, also known as coupling, can give rise to unique and unexpected effects. In the field of optics, coupled light sources (e.g., lasers) can influence each other, producing ...

Atoms that measure magnetic fields could lead to new quantum sensors
A team of physicists and engineers at the University of Colorado Boulder has discovered a new way to measure the orientation of magnetic fields using what may be the tiniest compasses around—atoms.
Optics & Photonics
Jan 30, 2025
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Researchers explore new basis for integrated all-optical logic
A research team from Skoltech and ITMO university has obtained tunable polariton emission at room temperature on CsPbBr3 perovskite crystals as a promising platform for integration into lateral microchips—a new concept ...
Optics & Photonics
Jan 30, 2025
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Optical levitation traps nanospheres, revealing quantum-classical crossover
An article published in the journal Optica describes the development of a new experimental device that explores the boundary between classical and quantum physics, allowing the simultaneous observation and investigation of ...
Optics & Photonics
Jan 29, 2025
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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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More news

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

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
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Crossing the blood–brain barrier with a payload via engineered bacteria

Synthetic compartments 'turbocharge' bacteria for faster protein production

Optical metrology review explores new possibilities with twisted light

Low-frequency photonic simulator breaks barriers

Researchers reveal full-gray optical trap in structured light

Quantum computers successfully model particle scattering
