News tagged with grating structure
Miniature invisibility 'carpet cloak' hides more than its small size implies
Invisibility cloaks are seemingly futuristic devices capable of concealing very small objects by bending and channeling light around them. Until now, however, cloaking techniques have come with a significant ...
Apr 19, 2011 |
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Engineers tune a nanoscale grating structure to trap and release a variety of light waves
People debating politics are well-advised to shed more light than heat. Engineers working in optical technologies have the same aspiration.
Feb 17, 2009 |
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Search results for grating structure
Micromechanical mirror performs under pressure... of light
(Phys.org) -- A team of scientists from PML's Quantum Measurement Division has designed and tested a novel device that may lead to substantial progress in the new and fast-moving field of optomechanics.
Apr 06, 2012 |
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Building Vega meant testing materials to their limits
When the first of Europe’s Vega rockets thundered skywards on 13 February, it was a new design based on some novel materials. Such novelty called for rigorous technical risk management by ESA’s materials ...
Space & Earth / Space Exploration
Mar 13, 2012 |
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Researchers build first physical 'metatronic' circuit
(PhysOrg.com) -- The technological world of the 21st century owes a tremendous amount to advances in electrical engineering, specifically, the ability to finely control the flow of electrical charges using ...
Feb 22, 2012 |
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Iridescence and superhydrophobicity combined on one surface
(PhysOrg.com) -- Scientists have combined two properties on a single piece of graphene oxide that don’t usually go together: iridescence (resulting in a rainbow-hued appearance) and superhydrophobicity ...
Jan 21, 2012 |
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New technique makes it easier to etch semiconductors
Creating semiconductor structures for high-end optoelectronic devices just got easier, thanks to University of Illinois researchers.
Dec 22, 2011 |
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Getting to xenon: Scientists examine alternatives for pulling this rare, expensive element out of air samples
Whether capturing xenon for security or industrial uses, a new material could be a valuable ally, according to scientists at Pacific Northwest National Laboratory. Classified as a metal-organic framework or ...
Nov 08, 2011 |
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Research in cellular memory
How do fetal cells know what cell types to become? Why do cells in the adult body sometimes forget what they are and develop into cancer cells? These are some of the questions intensively investigated within the research ...
Nov 07, 2011 |
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Scientists: Lions and tigers roar a bit like babies cry
When lions and tigers roar loudly and deeply – terrifying every creature within earshot – they are somewhat like human babies crying for attention, although their voices are much deeper.
Nov 02, 2011 |
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Researchers use nanophotonics to more efficiently extract photons from single semiconductor quantum dots
An international team of researchers led by the CNST has developed a new type of nanophotonic cavity that improves the efficiency of photon collection from individual quantum dots while enhancing the photon ...
Sep 19, 2011 |
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New tool may yield smaller, faster optoelectronics
The steady improvement in speed and power of modern electronics may soon hit the brakes unless new ways are found to pack more structures into microscopic spaces. Unfortunately, engineers are already approaching ...
Aug 11, 2011 |
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List of search results for grating structure
