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Search results for plasmonic

Nanomaterials Jul 22, 2020

Thermal manipulation of plasmons in atomically thin films

Surface plasmons in graphene have been widely studied in the past decade due to their very appealing properties, such as the strong tunability of its optical properties through electrical gating and the relatively high plasmon ...

Materials Science Jul 21, 2020

New material can generate hydrogen from salt and polluted water

Scientists of Tomsk Polytechnic University jointly with teams from the University of Chemistry and Technology, Prague and Jan Evangelista Purkyne University in Ústí nad Labem have developed a new 2-D material to produce ...

Analytical Chemistry Jul 19, 2020

Scientists suggest using gold nanoparticle metasurfaces to determine substance molecular composition

A new method will make it possible to create compact devices that will accurately determine molecular composition of a liquid or gas, and help identify potentially dangerous chemical compounds. The results of the work carried ...

Nanomaterials Jul 13, 2020

Researchers develop new technique for production of plasmonics devices

Research laboratories are constantly developing new materials that are expected to exhibit novel properties bound to revolutionize this or that technology. But it's not enough to simply create these materials; scientists ...

Optics & Photonics Jul 7, 2020

On-chip spin-Hall nanograting for simultaneously detecting phase and polarization singularities

A plasmonic spin-Hall nanograting structure that simultaneously detects both the polarization and phase singularities of the incident beam is reported. The nanograting is symmetry-breaking with different periods for the upper ...

Nanophysics Jul 7, 2020

Experiments confirm light-squeezing 2-D exciton-polaritons can exist

Measurements of the optical response of 2-D transition-metal dichalcogenides have now pinpointed real material systems in which a hypothesized light-squeezing quasiparticle can form. The 2-D exciton-polariton, which couples ...

Nanomaterials Jul 3, 2020

Researchers propose novel method for plasmonic structural color generation

A research group led by Prof. Cao Hongtao at the Ningbo Institute of Materials Technology and Engineering (NIMTE) of the Chinese Academy of Sciences (CAS), has developed a novel direct growth method of vertically orientated ...

Optics & Photonics Jun 29, 2020

Cartwheeling light reveals new optical phenomenon

A scientist might want to do cartwheels upon making a discovery, but this time the discovery itself relies on cartwheels.

Nanomaterials Jun 29, 2020

Âé¶¹ÒùÔºicists see surprisingly strong light, high heat from nanogaps between plasmonic electrodes

Seeing light emerge from a nanoscale experiment didn't come as a big surprise to Rice University physicists. But it got their attention when that light was 10,000 times brighter than they expected.

Optics & Photonics Jun 29, 2020

Researchers employ antennas for angstrom displacement sensing

The Micro-nano Optics and Technology Research Group led by Prof. Lu Yonghua and Prof. Wang Pei from University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) realized nanometric displacement ...

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