Nature is no doubt the world's best biological engineer, whose simple, exquisite but powerful designs have inspired scientists and engineers to tackle the challenges of technologies for centuries. Scientists recently mimicked ...
Optics & Photonics
Apr 14, 2016
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27
Since the 1960s, computer chips have been built using a process called photolithography. But in the past five years, chip features have gotten smaller than the wavelength of light, which has required some ingenious modifications ...
Nanomaterials
Jan 22, 2016
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986
Photonic circuits, which use light to transmit signals, are markedly faster than electronic circuits. Unfortunately, they're also bigger. It's difficult to localize visible light below its diffraction limit, about 200-300 ...
Nanophysics
Oct 5, 2015
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65
Graphene, an atomically thin sheet of carbon, has been intensively studied for the last decade to reveal exceptional mechanical, electrical, and optical properties. Recently, researchers have started to explore an even more ...
Nanomaterials
Mar 17, 2015
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13
Gold nanoparticles smaller than 10 nanometers spontaneously self-organize in entirely new ways when trapped inside channel-like templates. A new study shows that this feature could facilitate easier nanoscale manufacturing ...
Nanomaterials
Dec 3, 2014
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0
(Phys.org) —What does it take to fabricate electronic and medical devices tinier than a fraction of a human hair? Nanoengineers at the University of California, San Diego recently invented a new method of lithography in ...
Nanophysics
Oct 30, 2014
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0
Metamaterials, a hot area of research today, are artificial materials engineered with resonant elements to display properties that are not found in natural materials. By organizing materials in a specific way, scientists ...
Condensed Matter
Oct 24, 2014
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0
A research team from the University of Illinois at Urbana-Champaign has developed a novel, tunable nanoantenna that paves the way for new kinds of plasmonic-based optomechanical systems, whereby plasmonic field enhancement ...
Nanophysics
Jul 14, 2014
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0
(Phys.org) —A team of researchers in Singapore has used plasmonic properties to create a photorealistic printing technique. In their paper published in Nano Letters, the researchers describe how they created pillars of ...
In this video we see an electron gun made of many thousands of vertically aligned carbon nanotubes, each more than 1,000 times smaller than the width of a human hair. Dr Matt Cole, from the University of Cambridge, explains ...
Nanophysics
Jun 20, 2014
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