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Search results for plasmonic

Bio & Medicine Jan 21, 2020

Dialing up the heat on nanoparticles

Rapid progress in the field of metallic nanotechnology is sparking a science revolution that is likely to impact all areas of society, according to professor of physics Ventsislav Valev and his team at the University of Bath ...

Materials Science Jan 10, 2020

Low-temp photocatalyst could slash the carbon footprint for syngas

Rice University engineers have created a light-powered nanoparticle that could shrink the carbon footprint of a major segment of the chemical industry.

Nanomaterials Dec 17, 2019

Ultrathin gold nanoribbons with unique hexagonal crystal phase shows 'liquid-like' behaviour

A recent study led by City University of Hong Kong (CityU) has discovered that the ultrathin gold nanoribbons with unique hexagonal (4H type) crystal phase shows "liquid-like" behaviour under heating, but its hexagonal crystalline ...

Nanophysics Dec 9, 2019

Conductive polymer nanoantennas for dynamic organic plasmonics

Researchers in the Organic Photonics and Nano-optics goup at the Laboratory of Organic Electronics have developed optical nanoantennas made from a conducting polymer. The antennas can be switched on and off, and will make ...

Optics & Photonics Dec 2, 2019

Controlling the optical properties of solids with acoustic waves

Âé¶¹ÒùÔºicists from Switzerland, Germany, and France have found that large-amplitude acoustic waves, launched by ultrashort laser pulses, can dynamically manipulate the optical response of semiconductors.

Nanophysics Nov 29, 2019

Electro-optical device provides solution to faster computing memories and processors

The first ever integrated nanoscale device which can be programmed with either photons or electrons has been developed by scientists in Harish Bhaskaran's Advanced Nanoscale Engineering research group at the University of ...

Optics & Photonics Nov 25, 2019

Light-trapping nanocubes drive inexpensive multispectral camera

Researchers at Duke University have demonstrated photodetectors that could span an unprecedented range of light frequencies by using on-chip spectral filters created by tailored electromagnetic materials. The combination ...

Bio & Medicine Nov 25, 2019

Determining topographical radiation dose profiles using gel nanosensors

The routine measurement of radiation doses can be clinically challenging due to limitations with conventional dosimeters used to measure the dose uptake of external ionizing radiation. In a new study, Karthik Pushpavanam ...

Optics & Photonics Nov 14, 2019

Research team develops tiny low-energy device to rapidly reroute light in computer chips

Researchers at the National Institute of Standards and Technology (NIST) and their colleagues have developed an optical switch that routes light from one computer chip to another in just 20 billionths of a second—faster ...

Biochemistry Nov 13, 2019

Harvesting energy from light using bio-inspired artificial cells

Scientists designed and connected two different artificial cells to each other to produce molecules called ATP (adenosine triphosphate). ATP is the fundamental unit that all living things use to carry and provide energy to ...

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