Most lenses, objectives, eyeglass lenses, and lasers come with an anti-reflective coating. Unfortunately, this coating works optimally only within a narrow wavelength range. Scientists at the Max Planck Institute for Intelligent ...
Optics & Photonics
Oct 21, 2016
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34
A team of Shanghai Jiao Tong University researchers has used the shape of cicada wings as a template to create antireflective structures fabricated with one of the most intriguing semiconductor materials, titanium dioxide ...
General Physics
Oct 11, 2016
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2
Transparent plastic optical lenses can be manufactured cheaply and in any shape. However, a downside is that they reflect light just as much as glass does. At the K trade fair in Düsseldorf, Fraunhofer researchers are exhibiting ...
Engineering
Oct 4, 2016
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1
Energy efficiency and energy savings are the first among five new priority directions of Russia's innovative development. One of methods, which can raise the efficiency of electric power use, is incandescent lamp replacement ...
Energy & Green Tech
Sep 21, 2016
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26
Coatings or paints are materials applied to different surfaces basically for decorative and protective purposes. Yet today the market for these materials is being subjected to increasingly tougher specifications. In addition ...
Materials Science
Aug 9, 2016
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435
Surface plasmon resonance (SPR) devices are the benchmark in optical sensing. They are used for detecting biomarkers of disease, discovering drugs, analyzing chemicals, ensuring food quality and safety, and detecting pollutants ...
Analytical Chemistry
Jul 25, 2016
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10
Materials scientists can produce sub-wavelength artificial structures (split rings, honeycomb shapes and many more) to interact with electromagnetic waves so that the propagation of waves can be arbitrarily controlled to ...
Optics & Photonics
Jun 15, 2016
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10
By immersing glass particles in a fluid, researchers at MIT's Media Lab and Harvard University are exploring a new mechanism for modifying an optical device's diffusivity, or the extent to which it scatters light.
Optics & Photonics
Jun 9, 2016
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20
From visible light to radio waves, most people are familiar with the different sections of the electromagnetic spectrum. But one wavelength is often forgotten, little understood, and, until recently, rarely studied. It's ...
Optics & Photonics
Apr 29, 2016
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Work by an internationally renowned University of Rochester professor may offer an alternative to the way in which researchers have approached some photonics applications.
Optics & Photonics
Apr 28, 2016
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905
