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Search results for chiral plasmonic structures

Nanophysics Apr 10, 2025

Chiral plasmonic nanostructures push the limits of light manipulation on the nanoscale

Researchers from ICMAB are revolutionizing how we manipulate light at the nanoscale using chiral plasmonic structures—nanomaterials designed to interact with polarized light in extraordinary ways.

Biochemistry Oct 15, 2024

Unique 'barcodes' for molecules could help expedite medical advancements

Barcodes are commonly used to track items like groceries or clothing, but University of Central Florida researchers have developed a special "barcode" to identify much smaller objects: molecules.

Nanophysics Sep 30, 2024

Scientists uncover light absorbing properties of achiral materials

Researchers at the University of Ottawa have made a discovery that changes what we know about light and materials. They found that engineered achiral (symmetric) materials, called achiral plasmonic metasurfaces, can absorb ...

Nanophysics Jun 5, 2024

Gold nanoparticles that selectively emit left- or right-handed light

When chiral gold nanoparticles are irradiated with near-infrared femtosecond pulses, visible emission of luminescence is observed. In a study published in Advanced Optical Materials, this luminescence was found to yield high ...

Condensed Matter Apr 29, 2024

Topologically controlled multiskyrmions: Researchers propose a new family of quasiparticles

Skyrmions are topologically protected quasiparticles with sophisticated spin textures, widely studied in condensed-matter systems, magnets and recently in photonics, which predicts great potential in ultra-high-capacity information ...

Optics & Photonics Apr 23, 2024

Tailoring electron vortex beams with customizable intensity patterns by electron diffraction holography

A new research study from Opto-Electronic Advances discusses tailoring electron vortex beams with customizable intensity patterns by electron diffraction holography.

Nanophysics Mar 18, 2024

A simple, scalable method using light to 3D print helical nanostructures

A new fabrication process for helical metal nanoparticles provides a simpler, cheaper way to rapidly produce a material essential for biomedical and optical devices, according to a study by University of Michigan researchers.

Optics & Photonics Feb 8, 2024

Versatile light control in WSeâ‚‚ achieved

Researchers have successfully manipulated distinct exciton species within a hybrid monolayer WSe2-Ag nanowire structure. By exploiting the unique valley-spin locked band structures and electron-hole configurations of TMDs, ...

Nanophysics Jan 30, 2024

Researchers showcase new breakthroughs for unlocking the potential of plasmonics

Plasmonics are special optical phenomena that are understood as interactions between light and matter and possess diverse shapes, material compositions, and symmetry-related behavior. The design of such plasmonic structures ...

Optics & Photonics Oct 27, 2023

Anisotropic lattice induces high-Q chiroptical responses in surface lattice resonance metasurfaces

Chirality is an intrinsic property of an object that cannot coincide with its mirror image by translation or rotation. In order to realize strong chiral light-matter interactions which are usually weak in natural materials ...

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