Plasmonic pioneers fire away in fight over light
When you light up a metal nanoparticle, you get light back. It's often a different color. That's a fact—but the why is up for debate.
When you light up a metal nanoparticle, you get light back. It's often a different color. That's a fact—but the why is up for debate.
Nanomaterials
Jan 28, 2019
0
63
The use of organic light-emitting diodes (OLEDs) has extended to various applications, but their efficiency is still lagging behind inorganic light-emitting diodes. In this research, a KAIST team provided a systematic way ...
Materials Science
Oct 26, 2018
0
28
Engineers at Duke University have developed a way to extract a sequence of images from light scattered through a mostly opaque material—or even off a wall—from one long photographic exposure. The technique has applications ...
Optics & Photonics
Sep 27, 2018
0
72
Transparent particles with extraordinarily high refractive indices can become almost invisible at wavelengths longer than the particle size, an A*STAR-led theoretical study has shown. The discovery challenges the accepted ...
Optics & Photonics
Sep 20, 2017
0
7
The inner workings of the human brain have always been a subject of great interest. Unfortunately, it is fairly difficult to view brain structures or intricate tissues due to the fact that the skull is not transparent by ...
Optics & Photonics
Jul 27, 2017
1
147
Traces of biomolecules such as DNA can be detected with a new "dynamic" technique based on the observation of association and dissociation events of gold nanoparticles. If the desired DNA sequence is present, it can reversibly ...
Bio & Medicine
Jul 18, 2017
0
13
Physicists from the University of Nebraska-Lincoln are seeing an everyday phenomenon in a new light.
Optics & Photonics
Jun 26, 2017
3
1962
Pancreatic cancer is difficult to detect early because the pancreas is deep inside the abdomen, making potentially cancerous cells hard to reach and identify without surgery.
Engineering
Jun 22, 2017
0
7
With yogurt and crushed glass, University of Michigan researchers have taken a step toward using visible light to image inside the body. Their method for focusing light through these materials is much faster and simpler than ...
Optics & Photonics
Jun 1, 2017
7
29
University of Arkansas researchers have helped define the optical properties of plasmonic nanostructures, work that could lead to improved sensors in security and biomedical devices, and have applications in solar cells. ...
Nanophysics
May 23, 2017
0
7