Lithium-ion batteries are in everything from cell phones to cars. However, recent incidents involving fires or explosions of these devices show there's a need for safer batteries. One option is to replace the flammable liquid ...
Nanomaterials
Feb 5, 2020
1
176
Researchers in the Organic Photonics and Nano-optics goup at the Laboratory of Organic Electronics have developed optical nanoantennas made from a conducting polymer. The antennas can be switched on and off, and will make ...
Nanophysics
Dec 9, 2019
0
39
ETH researchers have developed a compact infrared spectrometer. It's small enough to fit on a computer chip but can still open up interesting possibilities—in space and in everyday life.
Optics & Photonics
Oct 8, 2019
1
388
Just like merry people at a party, photons perform random walks through white paint; but their density remained out of control. Recently, scientists at the University of Twente in the Netherlands have managed to control the ...
Optics & Photonics
Jun 28, 2018
0
69
Manipulating light in a variety of ways—shrinking its wavelength and allowing it to travel freely in one direction while stopping it cold in another—hyperbolic metamaterials have wide application in optical communications ...
Optics & Photonics
Jun 19, 2018
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403
How can light which has been captured in a solar cell be examined in experiments? Jülich scientists have succeeded in looking directly at light propagation within a solar cell by using a trick. The photovoltaics researchers ...
Nanomaterials
Dec 5, 2014
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0
A new, extremely thin kind of light detectors was created at Vienna University of Technology. Two very different technologies were combined for the first time: metamaterials and quantum cascade structures.
General Physics
Mar 27, 2014
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0
(Phys.org)—An international team of researchers working in the Netherlands has conducted an experiment that sheds new light on the phenomenon known as Extraordinary Optical Transmission (EOT)—where light is able to shine ...
Taking images through opaque, light-scattering layers is a vital capability and essential diagnostic tool in many disciplines, including nanotechnology and the biosciences. Current techniques are unable to image through opaque ...
General Physics
Dec 7, 2012
2
0
(Phys.org)—The mineral properties of the aerosol particles and the wavelength distribution of incident light combine to determine whether a dust particle reflects radiation and cools the local atmosphere, absorbs radiation ...
Earth Sciences
Oct 31, 2012
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