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Materials Science Jan 8, 2021

Researchers develop ultrahigh-performance plasmonic metal-oxide materials

In a study published in Advanced Materials, researchers from Hefei National Laboratory for Âé¶¹ÒùÔºical Sciences at the Microscale, the University of Science and Technology of China of the Chinese Academy of Sciences, using an ...

Optics & Photonics Dec 23, 2020

Experiment takes 'snapshots' of light, stops light, uses light to change properties of matter

Light travels at a speed of about 300,000,000 meters per second as light particles, photons, or equivalently as electromagnetic field waves. Experiments led by Hrvoje Petek, an R.K. Mellon professor in the Department of Âé¶¹ÒùÔºics ...

Nanomaterials Dec 22, 2020

'Soft' nanoparticles give plasmons new potential

Bigger is not always better, but here's something that starts small and gets better as it gets bigger.

Nanophysics Dec 16, 2020

Âé¶¹ÒùÔºicists solve geometrical puzzle in electromagnetism

A team of scientists have solved the longstanding problem of how electrons move together as a group inside cylindrical nanoparticles.

Superconductivity Dec 14, 2020

Acoustic plasmons found in hole-doped cuprate superconductors

The presence of acoustic plasmons in p-type (hole-doped) cuprate superconductors has now been confirmed by Dr. Ke-Jin Zhou and his team using high-resolution RIXS (Resonant Inelastic X-ray Scattering), at Diamond Light Source's ...

Nanophysics Dec 14, 2020

When less is more: A single layer of atoms boosts the nonlinear generation of light

In a new study an international research team led by the University of Vienna has shown that structures built around a single layer of graphene allow for strong optical nonlinearities that can convert light. The team achieved ...

Nanophysics Dec 9, 2020

Engineering discovery challenges heat transfer paradigm that guides electronic and photonic device design

A research breakthrough from the University of Virginia School of Engineering demonstrates a new mechanism to control temperature and extend the lifetime of electronic and photonic devices such as sensors, smart phones and ...

Nanophysics Dec 2, 2020

New platform generates hybrid light-matter excitations in highly charged graphene

Graphene, an atomically thin carbon layer through which electrons can travel virtually unimpeded, has been extensively studied since its first successful isolation more than 15 years ago. Among its many unique properties ...

Optics & Photonics Nov 23, 2020

Remote control of heat nanosources motion and thermal-induced fluid flows by using light forces

Today, optofluidics is one of the most representative applications of photonics for biological/chemical analysis. The ability of plasmonic structures (e.g., colloidal gold and silver nanoparticles, NPs) under illumination ...

Nanophysics Nov 16, 2020

New technology allows more precise view of the smallest nanoparticles

Current state-of-the-art techniques have clear limitations when it comes to imaging the smallest nanoparticles, making it difficult for researchers to study viruses and other structures at the molecular level.

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