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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 ...

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Optics & Photonics
Quantum physicists tap into entanglement to improve the precision of optical atomic clocks
Optics & Photonics
Quantum register reaches 1,200 neutral atoms in continuous operation
Optics & Photonics
New photonics approach enhances quantum computation efficiency
Optics & Photonics
Smart new laser technology can monitor greenhouse gases faster, more sensitively
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

Other news

Archaeology
Archaeologist reveals factors affecting ocher application in ancient burials at Khok Phanom Di
Paleontology & Fossils
Smallest dinosaur egg ever found confirmed in China
Planetary Sciences
'Time capsule' lunar samples link the moon's past and present
Environment
Study shows wind patterns key in causing coral bleaching on Great Barrier Reef
Earth Sciences
Scientists update eruption history of Oregon's South Sister volcano
Biochemistry
Chemical trick activates antibiotic directly at the pathogen
Plants & Animals
Turtle genome provides new clues on the evolution of vertebrates
Astronomy
Astronomers explore the properties of an obscured hyperluminous quasar
Cell & Microbiology
Deciphering the language of cells: How they sense and respond to mechanical forces
Archaeology
Integrated space-ground technologies empower archaeological research into ancient tombs
Plants & Animals
Male stalk-eyed flies with short eyestalks are less attractive to females but fight more fiercely, scientists discover
General Physics
Investigating the impact of ultralight dark matter on gravitational wave signals
Plants & Animals
Scientists find southern killer whales of the Pacific have access to enough food, deepening mystery of their struggles
Political science
Megastudy tests crowdsourced ideas for reducing political polarization
Other
Saturday Citations: Brown dwarf actually brown dwarfs; the adaptability of ice-age humans; archaeologists excited
Plants & Animals
Worms and snails handle the pressure 2,500m below the Pacific surface
Earth Sciences
Could injecting diamond dust into the atmosphere help cool the planet?
Astronomy
Physicists show that neutron stars may be shrouded in clouds of axions
Astronomy
First results from the Axion Dark-Matter Birefringent Cavity experiment establish a new technique for axion search
Environment
Global study reveals people, including those most affected by climate change, do not understand climate justice

Scientists develop first implantable magnet resonance detector

A team of neuroscientists and electrical engineers from Germany and Switzerland developed a highly sensitive implant that enables to probe brain physiology with unparalleled spatial and temporal resolution. They introduce ...

Light-trapping nanocubes drive inexpensive multispectral camera

Researchers at Duke University have demonstrated photodetectors that could span an unprecedented range of light frequencies by using on-chip spectral filters created by tailored electromagnetic materials. The combination ...

Study details final breakthroughs of late Nebraska physicist

An internationally renowned career that began in New York City and Chicago and London before taking him, finally and for good, to Lincoln, would end on the sixth floor of the Bryan Medical Center's East Campus.

ESA see-through security in worldwide service

The odds are high that you have already interacted with one of ESA's most-far-reaching inventions without realising it. Terahertz security cameras—currently employed in 18 countries including many major airports and the ...

Bringing faster 3-D imaging for biomedical researches

By combining a compressive sensing algorithm with a digital holographic microscope, Prof. Shih-Chi Chen of the Department of Mechanical and Automation Engineering, Faculty of Engineering, The Chinese University of Hong Kong ...

Designer lens helps see the big picture

Microscopes have been at the center of many of the most important advances in biology for many centuries. Now, KAUST researchers have shown how a standard microscope can be adapted to provide even more information.