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Search results for plasmonic

Nanophysics Mar 4, 2020

Expanding the plasmonic painter's palette

By blending paints in their palette, artists can create a broad spectrum of colors with subtly different hues. However, scientists who wish to create a similar range of structural colors, like those found on butterfly wings, ...

Nanophysics Feb 26, 2020

Light-shrinking device enables detection of ultra-tiny substances

Engineers at the University of California San Diego and the University of California Berkeley have created light-based technology that can detect biological substances with a molecular mass more than two orders of magnitude ...

General Âé¶¹ÒùÔºics Feb 21, 2020

When plasmons reach atomic flatland

Researchers from the MPSD and the Lawrence Berkeley National Laboratory (LBNL) in the United States have discovered a significant new fundamental kind of quantum electronic oscillation, or plasmon, in atomically thin materials. ...

Nanophysics Feb 20, 2020

New graphene-based metasurface capable of independent amplitude and phase control of light

Researchers described a new strategy of designing metamolecules that incorporates two independently controllable subwavelength meta-atoms. This two-parametric control of the metamolecule secures the complete control of both ...

Analytical Chemistry Feb 14, 2020

Blood and sweat: Wearable medical sensors will get major sensitivity boost

Biosensors integrated into smartphones, smart watches and other gadgets are about to become a reality. In a paper featured on the cover of the January issue of Sensors, researchers from the Moscow Institute of Âé¶¹ÒùÔºics and ...

Optics & Photonics Feb 7, 2020

Silver sawtooth creates valley-coherent light for nanophotonics

Scientists at the University of Groningen used a silver sawtooth nanoslit array to produce valley-coherent photoluminescence in two-dimensional tungsten disulfide flakes at room temperature. Until now, this could only be ...

Optics & Photonics Feb 6, 2020

Scientists develop method to build up functional elements of quantum computers

Scientists from Far Eastern Federal University (FEFU, Vladivostok, Russia), together with colleagues from FEB RAS, China, Hong Kong, and Australia, manufactured ultra-compact bright sources based on IR-emitting mercury telluride ...

Nanophysics Feb 6, 2020

A gold butterfly can make its own semiconductor skin

A nanoscale gold butterfly provides a more precise route for growing/synthesizing nanosized semiconductors that can be used in nano-lasers and other applications.

Analytical Chemistry Jan 29, 2020

Scientists create sensors with traps for free radicals

Scientists of Tomsk Polytechnic University and partners from the Czech Republic and France have designed extremely sensitive sensors for free oxygen-containing radicals that are able to disrupt cell function. According to ...

Nanophysics Jan 28, 2020

Nanoscopy through a plasmonic nanolens

Imaging at the scale of a single molecule has gained much recent research interest in diverse fields of molecular biology, physics and nanotechnology. Researchers have used super-resolution microscopy to access subdiffraction ...

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