Tip-enhanced Raman spectroscopy resolved "resonance" Raman scattering with 1-nm resolution in ultrathin zinc oxide films epitaxially grown on a single-crystal silver surface. Tip-enhanced "resonance" Raman scattering can ...
Nanomaterials
Sep 4, 2019
0
9
Russian researchers from the Moscow Institute of Physics and Technology (MIPT) and Valiev Institute of Physics and Technology have demonstrated resonant absorption of terahertz radiation in commercially available graphene. ...
Nanomaterials
Jul 1, 2019
1
41
Helical plasmonic nanostructures have attracted considerable attention in materials science and chemistry due to their inherent optical chirality. In a new report, Yang Chen and a research team in the department of Mechanical ...
Manipulating nanoscale light in scanning tunneling microscope junctions is attained by nanofabrication of gold tips using a focused ion beam technique. Researchers at Fritz-Haber Institute, Berlin, Germany, demonstrated that ...
Nanomaterials
Jun 6, 2019
0
7
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
NIST researchers have explored in unprecedented detail a new breed of catalysts that allow some chemical reactions, which normally require high heat, to proceed at room temperature. The energy-saving catalysts use sunlight ...
Materials Science
Apr 16, 2019
1
189
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
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
An award-winning Vanderbilt University researcher used plasmonics to develop a new kind of nanotweezers that can rapidly trap and detect molecules, viruses and DNA – a device transformative for medicine that also has color ...
Nanophysics
Jun 26, 2018
0
113
Bloodhounds are famous for their ability to track scents over great distances. Now researchers have developed a modern-day bloodhound—a robot that can rapidly detect odors from sources on the ground, such as footprints. ...
Analytical Chemistry
Jun 20, 2018
0
8
