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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 ...

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.

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, ...

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 ...

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 ...

More news

Optics & Photonics
Quantum register reaches 1,200 neutral atoms in continuous operation
Condensed Matter
Highly sensitive quantum sensors for medicine: First successful demonstration of a dual-media NV diamond laser system
Optics & Photonics
AI predicts optical properties to speed up the discovery of energy and quantum materials
Optics & Photonics
Logic with light: Introducing diffraction casting, optical-based parallel computing
Optics & Photonics
Engineers create a chip-based tractor beam for biological particles
Optics & Photonics
Quantum research paves the way toward efficient, ultra-high-density optical memory storage
Optics & Photonics
As the Advanced Photon Source upgrade nears completion, scientists anticipate experimental possibilities
Optics & Photonics
Researchers observe hidden deformations in complex light fields
Optics & Photonics
Researchers harness liquid crystal structures to design simple, yet versatile bifocal lenses
Optics & Photonics
Scientists demonstrate advanced low-coherence BOCDR system using periodic pseudo-random modulation
Optics & Photonics
Headband-like device uses speckle contrast optical spectroscopy to predict stroke risk
Optics & Photonics
A new apparatus for analyzing partial coherence in integrated photonic networks
Optics & Photonics
Nonlinear optical metasurface achieves electrically tunable third-harmonic generation
Optics & Photonics
Research team succeeds in ultra-fast switching of tiny light sources
Condensed Matter
Discovering quasiparticles ejected from color centers in diamond crystals
Optics & Photonics
Inverse-design method enhances performance and reliability of on-chip spectrometers
Optics & Photonics
New upgrade will supercharge atomic vision of the world's most powerful X-ray laser
Optics & Photonics
A versatile approach to realize quantum-enhanced metrology with large Fock states
Optics & Photonics
Shrinking augmented reality displays into eyeglasses to expand their use
Optics & Photonics
Ultra-high speed camera for molecules: Attosecond spectroscopy captures electron transfer dynamics

Other news

Astronomy
Astronomers detect ancient lonely quasars with murky origins
Astronomy
Rare ultra-luminous nova spotted in the Small Magellanic Cloud
Astronomy
A near-Earth microquasar emerges as a source of powerful radiation
Plants & Animals
Cats associate human words with images, experiment suggests
Ecology
Study: Smaller, more specific academic journals hold more sway over conservation policy
Astronomy
Imaging X-ray Polarimetry Explorer helps researchers determine shape of black hole corona
Economics & Business
Philosopher finds glitch in worldwide patent laws
Ecology
Environmental DNA and epidemics in wood frogs: Collaboration examines eDNA's precision in population size estimation
Astronomy
'Old' star could provide new insights into star evolution
Planetary Sciences
Second exoplanet detected orbiting an early G-type star
Biotechnology
More efficient phenotypic screening method can simultaneously test multiple drugs
Ecology
Pioneering robot system enables 24/7 monitoring of honeybee behavior
Quantum Physics
Harnessing diamond imperfections opens a new frontier in quantum sensor development
Cell & Microbiology
DNA-binding C2H2 zinc finger proteins also regulate RNA processing, researchers discover
Cell & Microbiology
Catching prey with grappling hooks and cannons: The unusual weapons arsenal of a predatory marine bacterium
Quantum Physics
New benchmark helps solve the hardest quantum problems
Analytical Chemistry
Visible light energy yields two-for-one deal when added to carbon dioxide recycling process
Evolution
Why do we love carbs? The origins predate agriculture and maybe even our split from Neanderthals
Earth Sciences
Incorporating effects of sea spray into models to improve hurricane intensity forecasting
Ecology
Biofilms study reveals how multiple bacteria species manage to coexist

New method measures temperature within 3-D objects

University of Wisconsin-Madison engineers have made it possible to remotely determine the temperature beneath the surface of certain materials using a new technique they call depth thermography. The method may be useful in ...

Looping X-rays to produce higher quality laser pulses

Ever since 1960, when Theodore Maiman built the world's first infrared laser, physicists dreamed of producing X-ray laser pulses that are capable of probing the ultrashort and ultrafast scales of atoms and molecules.

Researchers observe branched flow of light for the first time

A team of researchers from the Technion – Israel Institute of Technology has observed branched flow of light for the very first time. The findings are published in Nature and are featured on the cover of the July 2, 2020 ...

Laser takes pictures of electrons in crystals

Microscopes of visible light allow scientists to see tiny objects such living cells. Yet, they cannot discern how electrons are distributed among atoms in solids. Now, researchers with Prof. Eleftherios Goulielmakis of the ...

Light from inside the tunnel

Steering and monitoring the light-driven motion of electrons inside matter on the time-scale of a single optical cycle is a key challenge in ultrafast light wave electronics and laser-based material processing. Physicists ...

Researchers employ antennas for angstrom displacement sensing

The Micro-nano Optics and Technology Research Group led by Prof. Lu Yonghua and Prof. Wang Pei from University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) realized nanometric displacement ...

Record-breaking metalens could revolutionize optical technologies

Traditional lenses—like the ones found in eyeglasses—are bulky, heavy and only focus light across a limited number of wavelengths. A new, ultrathin metalens developed by researchers at the University of California, Berkeley, ...