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Nanophysics May 18, 2023

Researchers improving technology to generate high harmonics in nonlinear nanostructured metasurfaces

Natural and artificial crystals can change the spectral color of light, which is known as the nonlinear optical effect. Color conversion is used for numerous applications, including nonlinear microscopy for biological structures ...

Nanophysics May 17, 2023

Researchers use structured light on a chip in another photonics breakthrough

In everyday life we experience light in one of its simplest forms—optical rays or beams. However, light can exist in much more exotic forms. Thus, even beams can be shaped to take the form of spirals; so-called vortex beams, ...

General Physics May 8, 2023

The realization of a continuous time crystal based on a photonic metamaterial

A time crystal, as originally proposed in 2012, is a new state of matter in which the particles are in continuous oscillatory motion. Time crystals break time-translation symmetry. Discrete time crystals do so by oscillating ...

General Physics May 1, 2023

Interdependent superconducting networks

In 2010 Prof. Shlomo Havlin and collaborators published an article in the journal Nature proposing that the abrupt electricity failure causing the famous 2003 Italy blackout was a consequence of the inter-dependency of two ...

Nanophysics Apr 21, 2023

Researchers fabricate mechanical metamaterials with ultra-high energy absorption capacity

Chinese researchers have successfully fabricated mechanical metamaterials with ultra-high energy absorption capacity using ion track technology. The results were published in Nature Communications as an Editor's Highlight.

General Physics Apr 21, 2023

International team of physicists explore microscopic filament behavior

Recently-published research from an international team of physicists reveals how the three-dimensional shape of rigid microscopic filaments determines their dynamics when suspended in water, and how control of that shape ...

General Physics Apr 3, 2023

Recreating the double-slit experiment that proved the wave nature of light in time, instead of space

Imperial physicists have recreated the famous double-slit experiment, which showed light behaving as particles and a wave, in time rather than space.

Optics & Photonics Mar 20, 2023

Direct field-to-pattern monolithic design of holographic metasurface

Metasurfaces, as two-dimensional metamaterials, display fascinating ability in electromagnetic (EM) modulation within a sub-wavelength scale, opening up a new way for manipulating the properties of EM wave in a plane. Owing ...

Nanophysics Mar 15, 2023

Controlling the degree of twist in nanostructured particles for the first time

Micron-sized "bow ties," self-assembled from nanoparticles, form a variety of different curling shapes that can be precisely controlled, a research team led by the University of Michigan has shown.

Condensed Matter Mar 14, 2023

Realization of photonic p-orbital higher-order topological insulators

In condensed matter systems, an essential characteristic of electrons besides charge and spin is the orbital degree of freedom (ODoF). It plays a crucial role in understanding unconventional properties in solid-state materials ...

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