News tagged with refractive lens
New lens doubles the resolution of conventional microscopes
(PhysOrg.com) -- Conventional lenses can resolve structures around 200 nanometers (nm) in size, but scientists in Europe have for the first time developed a lens capable of achieving optical resolution of ...
Mar 25, 2011 |
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Light twists rigid structures in unexpected nanotech finding
(PhysOrg.com) -- In findings that took the experimenters three years to believe, University of Michigan engineers and their collaborators have demonstrated that light itself can twist ribbons of nanoparticles.
Mar 17, 2010 |
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A Kinoform's Best Friend: Diamond Refractive Lenses for Nanofocusing
(PhysOrg.com) -- A team of Brookhaven and Argonne National Laboratory researchers has demonstrated a reliable path for sculpting an intricate x-ray focusing lens out of diamond. Their technique, which was ...
Aug 03, 2009 |
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Search results for refractive lens
Washburn telescope optics get 130-year checkup, cleaning
(Phys.org) -- Bit by bit over the last two decades, the University of Wisconsin-Madison's iconic Washburn Observatory has been restored to its original sheen.
Space & Earth / Space Exploration
May 17, 2012 |
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The new world of gamma-ray optics
Scientists discover that certain materials like silicon or gold exhibit a surprisingly large refractive index for extremely high energetic gamma-rays.
May 14, 2012 |
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Improving on the amazing: Scientists seek new conductors for metamaterials
(Phys.org) -- Scientists at the U.S. Department of Energy’s Ames Laboratory have designed a method to evaluate different conductors for use in metamaterial structures, which are engineered to exhibit ...
Apr 24, 2012 |
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Graphene lenses: 2-D electron shepherds
Researchers discover that a deformed layer of graphene can focus electrons similar to the way an optical lens bends light.
Apr 18, 2012 |
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James Webb Telescope spinoff technologies already seen in some industries
A critical component of the James Webb Space Telescope is its new technology. Much of the technology for the Webb had to be conceived, designed and built specifically to enable it to see farther back in time. ...
Space & Earth / Space Exploration
Apr 18, 2012 |
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Lenses can bend light and sound in almost any direction
(PhysOrg.com) -- When an optical fiber is bent by 90° or more, the light begins to leak away, posing a problem for fiber optics communications. But by using special lenses that can bend light by not only ...
Apr 02, 2012 |
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Tailored optical material from DNA: Nano spiral staircases modify light
In the human body genetic information is encoded in double-stranded deoxyribonucleic acid building blocks, the so-called DNA. Using artificial DNA molecules, an international team of scientists headed by the ...
Nanotechnology / Nanomaterials
Mar 14, 2012 |
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'Negative refraction' opens avenue to new products and industries
(PhysOrg.com) -- Researchers at Oregon State University have discovered a way to make a low-cost material that might accomplish negative refraction of light and other radiation – a goal first theorized ...
Feb 23, 2012 |
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Novel link between optical fibers, nanometer-scale silicon structures could aid development of integrated optical circui
Silicon is a unique material that has revolutionized electronics; it enables engineers to put millions of electrical devices onto a single chip. Replacing the electrical currents in this technology with beams ...
Feb 17, 2012 |
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Stanford scholar chronicles evolution of Chinese love through texts
This is a love story: A young Chinese man, Bohe, and a young Chinese woman, Dihua, have just been betrothed. Both of them are amenable to the parentally arranged match. Unfortunately, before they have the ...
Other Sciences / Social Sciences
Feb 14, 2012 |
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List of search results for refractive lens
