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New topological metamaterial amplifies sound waves exponentially

Researchers at AMOLF, in collaboration with partners from Germany, Switzerland, and Austria, have realized a new type of metamaterial through which sound waves flow in an unprecedented fashion. It provides a novel form of ...

Ultrafast plasmonics for all-optical switching and pulsed lasers

Plasmonics is playing a crucial role in advancing nanophotonics, as plasmonic structures exhibit a wide range of physical characteristics that are benefited by localized and intensified light-matter interactions. These properties ...

Exploring trends in AI-fueled metaphotonics research

A research team has published a paper in Current Opinion in Solid State and Materials Science highlighting the next generation of research trends that combine metaphotonics research with artificial intelligence.

High-quality microwave signals generated from tiny photonic chip

In a new Nature study, Columbia Engineering researchers have built a photonic chip that is able to produce high-quality, ultra-low-noise microwave signals using only a single laser. The compact device—a chip so small, it ...

Using polarization to improve quantum imaging

Quantum imaging is a growing field that takes advantage of the counterintuitive and "spooky" ability of light particles, or photons, to become linked, or entangled, under specialized circumstances. If the state of one photon ...

Combating counterfeiting: Advanced hologram protection invented

Counterfeiting of various documents, banknotes, or tickets is a common problem that can be encountered in everyday life, even when shopping. Recognizing the scale and seriousness of the problem, researchers at Kaunas University ...

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Optics & Photonics
Continuous non-invasive glucose sensing on the horizon with the development of a new optical sensor
Optics & Photonics
Research team establishes synthetic dimension dynamics to manipulate light
Optics & Photonics
A method to accurately center quantum dots within photonic chips
Condensed Matter
Spectroscopy and theory shed light on excitons in semiconductors
Optics & Photonics
2D optoelectronic neuron array achieves broadband and low-loss optical nonlinearity accessible with ambient light
Optics & Photonics
Holographic message encoded in simple plastic
Optics & Photonics
Projection mapping leaves the darkness behind
Condensed Matter
Brighter, cheaper blue light could revolutionize screen technology
Optics & Photonics
Ultra-flat optics for broadband thermal imaging
Optics & Photonics
Researchers develop a new strategy to enhance blue perovskite LED performance
Optics & Photonics
Direct laser writing on halide perovskites: From mechanisms to applications
Optics & Photonics
Chiral transmission by an open evolution trajectory in a non-Hermitian system
Optics & Photonics
New excitation method of stimulated Raman scattering achieves natural-linewidth-limit spectral lines
Optics & Photonics
Quantum dance to the beat of a drum: Researchers observe how energy of single electron is tuned by surrounding atoms
Optics & Photonics
Researchers prove fundamental limits of electromagnetic energy absorption
Optics & Photonics
Researchers develop a new type of frequency comb that promises to further boost the accuracy of timekeeping
Optics & Photonics
Researchers achieve quantum key distribution for cybersecurity in novel experiment
Optics & Photonics
Researchers generate super-fast electrons with table-top laser systems
Condensed Matter
How to upcycle low-energy light: A new design for highly efficient conversion materials
Optics & Photonics
Polarization-sensitive tomography made easy with tensorial tomographic Fourier ptychography

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Astronomy
Gravitational waves may have made human life possible
Astronomy
New cataclysmic variable discovered by astronomers
Cell & Microbiology
Study highlights the potential of cyanobacteria as biofertilizers
Archaeology
Q&A: Archaeologist's fieldwork finds movement of crops, animals played a key role in domestication
Cell & Microbiology
Scientists identify novel lysosome fission factor
Polymers
New hydrogel can stretch to 15 times its original size
Cell & Microbiology
Novel role for metabolites in cellular metabolism discovered
Condensed Matter
'Shear sound waves' provide the magic for linking ultrasound and magnetic waves
Nanophysics
Nano-oscillator hits record quality factor
Condensed Matter
Magnetic avalanche triggered by quantum effects: 'Barkhausen noise' detected for first time
Environment
Atmospheric observations in China show rise in emissions of a potent greenhouse gas
Plasma Physics
Plasma fusion: Adding just enough fuel to the fire
Astronomy
Faintest known star system orbiting the Milky Way discovered
Ecology
Supergene research solves the mystery of tiny ant queens
Biochemistry
Biochemists discover first new antibacterial class in decades
Plants & Animals
Small birds spice up the already diverse diet of spotted hyenas in Namibia
Social Sciences
Song lyrics have become simpler and more repetitive since 1980, study finds
Plants & Animals
Discovering van Gogh in the wild: Scientists unveil a new gecko species
Evolution
Comprehensive study explores influence of gene expression on primate brain evolution
Archaeology
Study reveals evidence of violence at a time of crisis in ancient Peru

A project to build a new synchrotron in the Greater Caribbean

Researchers from the Universitat Politècnica de València (UPV), the Universidad Autónoma de México (UNAM), and the Centro Internacional de Física de Bogotá are working on a project to build a new synchrotron in the ...