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Search results for plasmonic

Nanophysics Oct 28, 2021

Researchers observe interband collective excitations in twisted bilayer graphene

Twisted bilayer graphene is a carbon-based, two-dimensional (2D) material comprising two graphene layers. Although many scientists have recently started exploring its potential for superconductivity and magnetism, so far, ...

Condensed Matter Oct 21, 2021

Novel advanced light design and fabrication process could revolutionize sensing technologies

Vanderbilt and Penn State engineers have developed a novel approach to design and fabricate thin-film infrared light sources with near-arbitrary spectral output driven by heat, along with a machine learning methodology called ...

Nanomaterials Oct 4, 2021

Tuning chemical reactions with light

The chemical industry consumes a lot of energy, not only to initiate reactions but also to separate products from by-products. In a promising emerging field of research, scientists worldwide are trying to use nanoscale antennas ...

Bio & Medicine Sep 23, 2021

Ultrasensitive detection of endocrine disruptors via superfine plasmonic spectral combs

The apparent increase in hormone-induced cancers and disorders of the reproductive tract has led to a growing demand for new technologies capable of detecting nanogram per liter level endocrine disruptors. Scientists in China ...

Optics & Photonics Sep 7, 2021

Tunable surface plasmon-polariton resonance in organic light-emitting devices based on corrugated alloy electrodes

In a new publication from Opto-Electronic Advances, researchers led by Professor Yan-Gang Bi from Jilin University, Changchun, China discuss tunable surface plasmon-polariton resonance in organic light-emitting devices based ...

Nanophysics Sep 3, 2021

Researchers use gold film to enhance quantum sensing with qubits in a 2D material

Quantum sensing is being used to outpace modern sensing processes by applying quantum mechanics to design and engineering. These optimized processes will help beat the current limits in processes like studying magnetic materials ...

Biochemistry Sep 3, 2021

Marine bacterial exopolysaccharide EPS11 inhibits migration and invasion of liver cancer cells

Many natural polysaccharides have significant anti-cancer activity with low cytotoxicity and side effects. They are considered as good substitutes for synthetic antitumor agents.

Nanomaterials Sep 1, 2021

Light-induced shape shifting of MXenes

Ultrafast laser spectroscopy allows to observe the motion of atoms at their natural time scales in the range of femtoseconds, the millionth of a billionth of a second. Electron microscopy, on the other hand, provides atomic ...

Quantum Âé¶¹ÒùÔºics Aug 27, 2021

Nanoscale systems for generating various forms of light

For decades, scholars have believed that the quantum statistical properties of bosons are preserved in plasmonic systems, and therefore will not create different form of light.

Nanophysics Aug 26, 2021

Ultrafast electron microscopy leads to pivotal discovery

Everyone who has ever been to the Grand Canyon can relate to having strong feelings from being close to one of nature's edges. Similarly, scientists at the U.S. Department of Energy's (DOE) Argonne National Laboratory have ...

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