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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
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
Condensed Matter
New insights into hot carrier solar cells: Study explores hot electron tunneling and collection to enhance efficiency
Optics & Photonics
Physicists use quantum correlations of photon pairs to hide images from standard cameras

Other news

Quantum Physics
Quantum scaling recipe: ARQUIN provides framework for simulating distributed quantum computing system
Condensed Matter
Physicists report emergence of ferromagnetism at onset of Kondo breakdown in moiré bilayer lattices
General Physics
China's underground lab seeks answer to deep scientific riddle
Evolution
City microbes surviving on disinfectants, research reveals
Archaeology
'Getting high' in Paleolithic hunting: Elevated positions enhance javelin accuracy but reduce atlatl efficiency
Other
Walking in short bursts found to consume 20% to 60% more energy than walking continuously for same distance
Astronomy
Using gamma-ray bursts to probe origin of star formation excess discovered by Webb
Planetary Sciences
Unlocking cosmic origins: Researchers trace 70% of meteorites to 3 asteroid families
Astronomy
It's twins! Mystery of famed brown dwarf solved
Biotechnology
mRNA vaccines for disease outbreaks can be synthesized in less time with new technique
Evolution
Explosive pollen wars: Plants fight for pollen-space on pollinators
Paleontology & Fossils
Fossil unearthed in Brazil is 237-million-year-old sister-group to Dinosauria
Astronomy
Astronomer detects eclipses in a candidate cataclysmic variable system
General Physics
The neutron lifetime problem—and its possible solution
Plants & Animals
Electrophysiology study shows how ant toxin causes extreme pain
Astronomy
Hubble captures intricacies of R Aquarii, a symbiotic binary star roughly 700 light-years from Earth
Environment
Deep learning illuminates past and future atmospheric blocking events
Plants & Animals
Aquaculture uses far more wild fish than previously estimated, study finds
Plants & Animals
Are you tasty to mosquitoes? Study offers clues into when and why they bite
Nanophysics
Adaptive ferroelectric materials show promise for energy-efficient supercomputing

Sharing a secret... the quantum way

Researchers at the University of the Witwatersrand in Johannesburg, South Africa, have demonstrated a record setting quantum protocol for sharing a secret amongst many parties. The team created an 11-dimensional quantum state ...

Faster LEDs for wireless communications from invisible light

Researchers have solved a major problem for optical wireless communications—the process by which light carries information between cell phones and other devices. Light-emitting diodes (LEDs) pulse their light in a coded ...

New imaging system creates pictures by measuring time

A radical new method of imaging that harnesses artificial intelligence to turn time into visions of 3-D space could help cars, mobile devices and health monitors develop 360-degree awareness.

Tailored light inspired by nature

Modern applications such as high resolution microsopy or micro- or nanoscale material processing require customized laser beams that do not change during propagation. This represents an immense challenge since light typically ...

A photonic amorphous topological insulator

The current understanding of topological insulators and their classical wave analogs, such as photonic topological insulators, is mainly based on topological band theory. Contrary to this, Scientists in China and Singapore ...