Light travels at a speed of about 300,000,000 meters per second as light particles, photons, or equivalently as electromagnetic field waves. Experiments led by Hrvoje Petek, an R.K. Mellon professor in the Department of Physics ...
Optics & Photonics
Dec 23, 2020
0
8972
Nanolight sources based on resonant excitons of plasmons near a sharp metallic nanostructure have attracted great interest in optical nanoimaging. However, the resonant phenomenon only works for one type of wavelength that ...
Researchers of Tomsk Polytechnic University with Russian and Danish teams have been able to experimentally confirm a plasmonic nanojet effect previously forecast in practice. Using a simple method, they focused surface plasmon ...
Optics & Photonics
Jun 9, 2020
0
5
Colliding a stream of electrons with laser light near an array of tiny silver structures could be the recipe for a new X-ray source that could revolutionize medical imaging and security scanning.
Optics & Photonics
Apr 30, 2019
0
24
What happens when gold and silver just don't cut it anymore? You turn to metallic alloys, which are what Army researchers are using to develop new designer materials with a broad range of capabilities for our Soldiers.
Materials Science
Oct 10, 2018
0
6
As electronic devices and circuits shrink into the nanoscale, the ability to transfer data on a chip, at low power with little energy loss, is becoming a critical challenge. Over the past decade, squeezing light into tiny ...
Nanophysics
May 23, 2018
0
242
A study published in Light: Science & Applications opens new avenues for fundamental studies of vibrational strong coupling, as well as for the development of novel infrared sensors for chemical recognition of very small ...
Optics & Photonics
Apr 10, 2018
0
7
Brown University researchers have demonstrated for the first time a method of substantially changing the spatial coherence of light.
Optics & Photonics
Oct 18, 2017
2
614
A perpetual quest of manufacturers and viewers is for ever-brighter colors and better images for flat-panel displays built from less expensive materials that also use less electricity.
Nanomaterials
Apr 26, 2016
0
22
Researchers from MIPT have found a solution to the problem of the overheating of active plasmonic components for high-speed data transfer in the optoelectronic microprocessors of the future. These will be able to function ...
Optics & Photonics
Jan 19, 2016
8
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