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Optics & Photonics news
A high-resolution spectrometer that fits into smartphones
Color, as the way light's wavelength is perceived by the human eye, goes beyond a simple aesthetic element, containing important scientific information like a substance's composition or state.
Optics & Photonics
Jun 13, 2025
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Scientists achieve precision activation of quantum defects in diamond
A new study led by researchers at the Universities of Oxford, Cambridge and Manchester has achieved a major advance in quantum materials, developing a method to precisely engineer single quantum defects in diamond—an essential ...
Optics & Photonics
Jun 12, 2025
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Gyromagnetic zero-index metamaterials enable stable light vortices for advanced optical control
The Hong Kong University of Science and Technology (HKUST)-led research team has adopted gyromagnetic double-zero-index metamaterials (GDZIMs)—a new optical extreme-parameter material—and developed a new method to control ...
Condensed Matter
Jun 12, 2025
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Strontium optical lattice clock in China surpasses key benchmarks for precision timekeeping
A research team led by Prof. Chang Hong from the National Time Service Center (NTSC) of the Chinese Academy of Sciences (CAS) has developed a strontium optical lattice clock with both frequency stability and systematic uncertainty ...
Optics & Photonics
Jun 12, 2025
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Unprecedented optical clock network lays groundwork for redefining the second
In a new study, researchers carried out the most extensive coordinated comparison of optical clocks to date by operating clocks and the links connecting them simultaneously across six countries. Spanning thousands of kilometers, ...
General Physics
Jun 12, 2025
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Iodine-stabilized single-longitudinal-mode laser enhances atmospheric sensing and environmental monitoring
A research team led by Prof. Zhang Tianshu at the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has developed a compact all-solid-state continuous-wave (CW) single-longitudinal-mode (SLM) laser with ...
Optics & Photonics
Jun 11, 2025
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Scientists achieve shortest hard X-ray pulses to date
Once only a part of science fiction, lasers are now everyday objects used in research, health care and even just for fun. Previously available only in low-energy light, lasers are now available in wavelengths from microwaves ...
Optics & Photonics
Jun 11, 2025
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Machine learning helps ease the jitters of high-power lasers
Researchers at the Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) have made a breakthrough in laser technology by using machine learning (ML) to help stabilize a high-power laser.
Optics & Photonics
Jun 10, 2025
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First on-chip photonic qubit enables GKP states for error correction at room temperature
Xanadu has achieved a significant milestone in the development of scalable quantum hardware by generating error-resistant photonic qubits on an integrated chip platform. A foundational result in Xanadu's roadmap, this first-ever ...
Optics & Photonics
Jun 10, 2025
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Compact magnetometer innovation enables ultra-sensitive detection in high magnetic fields
A research team from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has developed a compact dynamic cantilever magnetometer with a diameter of just 22 mm, achieving magnetic moment sensitivity ...
Condensed Matter
Jun 10, 2025
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First surface-emitting laser using quantum dots targets optical fiber communications
The National Institute of Information and Communications Technology of Japan, in collaboration with Sony Semiconductor Solutions Corporation (Sony), has developed the world's first practical surface-emitting laser that employs ...
Optics & Photonics
Jun 9, 2025
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Terahertz polarimetry detects microscopic tissue changes linked to cancer and burns
Recent advances in electronics and optics have opened new possibilities for terahertz (THz) waves—an invisible type of light that falls between infrared light and microwaves on the spectrum. The use of THz scattering for ...
Optics & Photonics
Jun 9, 2025
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Quantum machine learning: Small-scale photonic quantum processor can already outperform classical counterparts
One of the current hot research topics is the combination of two of the most recent technological breakthroughs: machine learning and quantum computing.
Optics & Photonics
Jun 9, 2025
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AI-designed waveguides pave the way for next-generation photonic devices
A team of researchers at the University of California, Los Angeles (UCLA) has introduced a novel framework for designing and creating universal diffractive waveguides that can control the flow of light in highly specific ...
Optics & Photonics
Jun 9, 2025
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Nonreciprocal light speed control achieved using cavity magnonics device
The reliable manipulation of the speed at which light travels through objects could have valuable implications for the development of various advanced technologies, including high-speed communication systems and quantum information ...
Polymer waveguides show promise for reliable, high-capacity optical communication
Co-packaged optics (CPO) technology can integrate photonic integrated circuits (PICs) with electronic integrated circuits (EICs) like CPUs and GPUs on a single platform. This advanced technology has immense potential to improve ...
Optics & Photonics
Jun 6, 2025
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Phase-resolved attoclock precisely measures electron tunneling time
When placed under a powerful laser field (i.e., under strong-field ionization), electrons can temporarily cross the so-called quantum tunneling barrier, an energy barrier that they would typically be unable to overcome. This ...
Quantum state lifetimes extended by laser-triggered electron tunneling in cuprate ladders
Quantum materials exhibit remarkable emergent properties when they are excited by external sources. Functional applications of these properties rely heavily on their tunability in real time. However, these excited states ...
Optics & Photonics
Jun 5, 2025
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A programmable solution for higher-speed wireless communication networks and low-cost microwave sensing
Researchers have published the demonstration of a fully-integrated single-chip microwave photonics system, combining optical and microwave signal processing on a single silicon chip.
Optics & Photonics
Jun 5, 2025
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A semi-automated manufacturing process for cost-efficient quantum cascade laser modules
Resonantly tunable quantum cascade lasers (QCLs) are high-performance laser light sources for a wide range of spectroscopy applications in the mid-infrared (MIR) range. Their high brilliance enables minimal measurement times ...
Condensed Matter
Jun 3, 2025
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More news
Unveiling under-the-barrier electron dynamics in strong field tunneling
Ultra-thin lenses halve incident wavelength to make infrared light visible
New laser smaller than a penny can measure objects at ultrafast rates
New method enables flexible generation of high-order vector vortex beams
Quanta image sensors brings bioluminescent signals into sharper focus
2D quantum sensor uses spin defects for precise magnetic field detection
New technique turns 'noisy' lasers into quantum light
Record-breaking performance in data security achieved with quantum mechanics
Bimodal video imaging platform predicts hyperspectral frames from RGB video
Other news
Scientists visualize key protein structures linked to immune response and inflammation
Strange radio pulses detected coming from ice in Antarctica
Planet-forming disks lose gas faster than dust, new survey finds
A one-pixel camera for recording holographic movies
Chip-scale soliton microcombs reach femtosecond precision
The US has a new most-powerful laser
Flexible imager that's thinner than an eyelash can capture brain activity
Electro-optic sampling research unlocks new insights into quantum physics
Aromatic ring technique converts inert chemicals into complex functional molecules
