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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 ...

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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
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
Optics & Photonics
A versatile approach to realize quantum-enhanced metrology with large Fock states

Other news

Cell & Microbiology
Researchers find new role for protein in combating age-related diseases
Environment
Global study reveals people, including those most affected by climate change, do not understand climate justice
Evolution
Extremely well-preserved fossil sawfly sheds new light on co-evolution of insects and toxic plants
Nanophysics
Fast-responding colorimetric sensor for real-time monitoring has expanded color gamut
Cell & Microbiology
Scientists show how sperm and egg come together like a key in a lock
Plants & Animals
Scientists create new overwintering sites for monarch butterflies on a warming planet
Plants & Animals
Cats associate human words with images, experiment suggests
Astronomy
Astronomers detect ancient lonely quasars with murky origins
Astronomy
Rare ultra-luminous nova spotted in the Small Magellanic Cloud
Economics & Business
Philosopher finds glitch in worldwide patent laws
Astronomy
'Old' star could provide new insights into star evolution
Planetary Sciences
Second exoplanet detected orbiting an early G-type star
Astronomy
A near-Earth microquasar emerges as a source of powerful radiation
Condensed Matter
Physicists report emergence of ferromagnetism at onset of Kondo breakdown in moiré bilayer lattices
Astronomy
Imaging X-ray Polarimetry Explorer helps researchers determine shape of black hole corona
Ecology
Study: Smaller, more specific academic journals hold more sway over conservation policy
Quantum Physics
New benchmark helps solve the hardest quantum problems
Quantum Physics
Harnessing diamond imperfections opens a new frontier in quantum sensor development
Ecology
Environmental DNA and epidemics in wood frogs: Collaboration examines eDNA's precision in population size estimation
Evolution
Why do we love carbs? The origins predate agriculture and maybe even our split from Neanderthals

New discovery advances optical microscopy

New Illinois ECE research is advancing the field of optical microscopy, giving the field a critical new tool to solve challenging problems across many fields of science and engineering including semiconductor wafer inspection, ...

Physicists create quantum-inspired optical sensor

Researchers from the Moscow Institute of Physics and Technology, joined by a colleague from Argonne National Laboratory, U.S., have implemented an advanced quantum algorithm for measuring physical quantities using simple ...

'Whispering gallery' effect controls electron beams with light

When you speak softly in one of the galleries of St Paul's cathedral, the sound runs so easily around the dome that visitors anywhere on its circumference can hear it. This striking phenomenon has been termed the 'whispering ...

Metasurface opens world of polarization

Polarization, the direction in which light vibrates, is invisible to the human eye. Yet, so much of our optical world relies on the control and manipulation of this hidden quality of light.

Perfect optics through light scattering

Innovative technologies are the key to tackling some of society's key challenges—and many of these technologies have an optical system at their core. Examples include semiconductor lithography systems designed to create ...