U.S. and Italian engineers have demonstrated the first nanophotonic platform capable of manipulating polarized light 1 trillion times per second.
Optics & Photonics
Oct 19, 2020
0
1326
Scientists investigate free electrons and the resonant interactions of electromagnetic waves in the field of plasmonics. However, the discipline still remains to be extended to large-scale commercial applications due to the ...
A scientist might want to do cartwheels upon making a discovery, but this time the discovery itself relies on cartwheels.
Optics & Photonics
Jun 29, 2020
1
770
The vortex beam with orbital angular momentum (OAM) is a new and ideal tool to selectively excite dipole forbidden states through linear optical absorption. The emergence of the vortex beam with OAM provides intriguing opportunities ...
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 ...
Highly energetic, "hot" electrons have the potential to help solar panels more efficiently harvest light energy.
Quantum Physics
Jun 4, 2020
0
1976
Tailored metal nanoclusters can be actively developed in the lab to manipulate light at the subwavelength scale for nanophotonic applications. However, their precise molecular arrangement in a hotspot with fixed numbers and ...
The light scattered by plasmonic nanoparticles is useful, but some of it gets lost at the surface and scientists are now starting to figure out why.
Nanophysics
Mar 22, 2019
0
81
When metallic dimensions are reduced to the nanoscale, a phenomenon termed localized surface-plasmon resonance (LSPR) appears due to electron oscillations, resulting in distinct optical properties suited for advanced imaging ...
Rice University researchers have discovered a fundamentally different form of light-matter interaction in their experiments with gold nanoparticles.
Nanophysics
Nov 30, 2018
26
1554
