Last update:

Terahertz pulses induce chirality in a non-chiral crystal

Chirality refers to objects that cannot be superimposed onto their mirror images through any combination of rotations or translations, much like the distinct left and right hands of a human. In chiral crystals, the spatial ...

Detecting edges of images at the speed of light

Physicists from the group of Jorik van de Groep at the UvA-Institute of Physics have devised a new method that can be used to detect edges of images in an extremely energy efficient and ultrafast way. The results were recently ...

Compact comb lights the way for next-gen photonics

In the world of modern optics, frequency combs are invaluable tools. These devices act as rulers for measuring light, enabling breakthroughs in telecommunications, environmental monitoring, and even astrophysics. But building ...

Engineering quantum entanglement at the nanoscale

Physicists have spent more than a century measuring and making sense of the strange ways that photons, electrons, and other subatomic particles interact at extremely small scales. Engineers have spent decades figuring out ...

Nano rainbows: Expanding the light spectrum at the smallest scale

Since the invention of the laser in 1960, nonlinear optics has aimed to broaden light's spectral range and create new frequency components. Among the various techniques, supercontinuum (SC) generation stands out for its ability ...

Collaboration tests new method for protecting quantum networks

Researchers at the Department of Energy's Oak Ridge National Laboratory joined forces with EPB of Chattanooga and the University of Tennessee at Chattanooga to demonstrate the first transmission of an entangled quantum signal ...

More news

Optics & Photonics
Photoacoustic spectroscopy approach achieves real-time detection of low gas concentrations
Optics & Photonics
AI technique generates clear images of thick biological samples without additional hardware
Optics & Photonics
Optical metrology review explores new possibilities with twisted light
Optics & Photonics
Building better infrared sensors: Novel photodiode design boosts responsivity
Optics & Photonics
Starlight to sight: Researchers develop short-wave infrared technology to allow starlight detection
Optics & Photonics
Researchers improve chaotic mapping for super-resolution image reconstruction
Optics & Photonics
Low-frequency photonic simulator breaks barriers
Optics & Photonics
A new structure design enables a dual-function system for infrared camouflage and thermal management
Optics & Photonics
Researchers develop novel photopyroelectric tweezer for versatile manipulation
Optics & Photonics
Novel molecular design achieves 1,300-fold increase in scintillator radioluminescence
Optics & Photonics
Researchers reveal full-gray optical trap in structured light
General Physics
Twisted Edison: Filaments curling at the nanoscale produce light waves that twirl as they travel
Optics & Photonics
Printable laser-emitting droplets offer new display technology
Optics & Photonics
Compact on-chip polarimeter measures light polarization with high accuracy
Optics & Photonics
Team presents first demonstration of quantum teleportation over busy internet cables
Condensed Matter
New electron microscopy technique reveals complex spin structures at femtosecond timescales
Optics & Photonics
Dual-comb method achieves first precise absolute distance measurement over 100 km
Condensed Matter
Optical spring enables programmable defect mode in new mechanical crystal
Optics & Photonics
Purple diamond maser could one day amplify signals from deep space
Condensed Matter
Physicists magnetize a material with light: Terahertz technique could improve memory chip design

Other news

General Physics
NEON experiment shares results from first direct search for light dark matter
Space Exploration
Newly spotted asteroid has a tiny chance of hitting Earth in 2032
Bio & Medicine
3D-printed nanopillars mimic brain environment to promote neuron growth
Condensed Matter
Using phononic bandgap materials to suppress decoherence in quantum computers
Mathematics
Scientists map the mathematics behind how we create and innovate
Earth Sciences
The oceanic plate between Arabian and Eurasian continental plates is breaking away
Astronomy
Hubble reveals unusual globular clusters in ultra-diffuse galaxy FCC 224
Quantum Physics
Scientists create new register with thousands of entangled nuclei to scale quantum networks
Condensed Matter
Ultrafast imaging advance tracks dark excitons precisely in time and space
Bio & Medicine
Droplet microfluidics advance may hold key to next-generation cancer drugs
Cell & Microbiology
Temperature-sensitive protein module can guide cell activity remotely
Plants & Animals
After inversion by CRISPR/Cas, the epigenetic state of plant chromosomes remains stable
General Physics
Unified model scales pressure fluctuation in an accelerated liquid
Plants & Animals
Bat behaviors tied to differences in vocalizations suggest personality traits
Ecology
Newly discovered fungal species makes zombies of cave spiders on island of Ireland
Condensed Matter
Materials can remember a sequence of events in an unexpected way
Nanomaterials
Creating nanoislands enhances platinum catalyst efficiency
Polymers
Chemists discover common plastic pigment promotes depolymerization
Environment
Smart carbon dioxide removal yields economic and environmental benefits
Earth Sciences
Scientists find optimal coupling heights for improved surface–atmosphere modeling

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, ...