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Search results for plasmonic

Bio & Medicine Apr 16, 2025

Golden eyes: How gold nanoparticles may one day help to restore people's vision

A new study by Brown University researchers suggests that gold nanoparticles—microscopic bits of gold thousands of times thinner than a human hair—might one day be used to help restore vision in people with macular degeneration ...

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.

Polymers Apr 1, 2025

Illuminating single atoms for sustainable propylene production

More than 150 million metric tons of propylene are produced annually, making it one of the most widespread chemicals used in the chemical industry.

Nanophysics Mar 25, 2025

Ultra-precision sensor technology developed for single-molecule detection

A research team affiliated with the Nano Optics Group within the Department of Âé¶¹ÒùÔºics at UNIST has announced the successful implementation of a plasmonic structure capable of precisely adjusting nanometer-sized gaps in response ...

Condensed Matter Mar 24, 2025

Looking for elusive quantum particles? Try a bad metal, researchers suggest

Metals, as most know them, are good conductors of electricity. That's because the countless electrons in a metal like gold or silver move more or less freely from one atom to the next, their motion impeded only by occasional ...

Nanophysics Mar 17, 2025

Advancing light-to-electricity energy conversion: New method extends lifespan of plasmonic hot holes

When light interacts with metallic nanostructures, it instantaneously generates plasmonic hot carriers, which serve as key intermediates for converting optical energy into high-value energy sources such as electricity and ...

Nanomaterials Mar 12, 2025

Plasmon-assisted catalytic COâ‚‚ conversion method offers sustainable e-fuel production

The conversion of CO2 into e-fuels by light offers a sustainable solution to close the carbon cycle. Researchers at the Laboratory for Nanometallurgy have pioneered an innovative approach to plasmon-assisted catalytic CO2 ...

Nanophysics Feb 14, 2025

Dance of magnetism and light: Study finds nonreciprocal second harmonic generation disappears in 2D material

A research group recently discovered the disappearance of nonreciprocal second harmonic generation (SHG) in MnPSe₃ when integrated into a two-dimensional (2D) antiferromagnetic MnPSe₃/graphene heterojunction.

Condensed Matter Feb 13, 2025

Greetings from the fourth dimension: Scientists glimpse 4D crystal structure using surface wave patterns

In April 1982, Prof. Dan Shechtman of the Technion–Israel Institute of Technology made the discovery that would later earn him the 2011 Nobel Prize in Chemistry: the quasiperiodic crystal. According to diffraction measurements ...

Nanophysics Feb 13, 2025

Quantum correlation revealed by attosecond delay

Attosecond time-resolved experiments have revealed the increasing importance of electronic correlations in the collective plasmon response as the size of the system decreases to sub-nm scales.

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