News tagged with visible
Infrared Nanotube Films Offer Advantages for Solar Cells and More
Mar 11, 2009 |
4.5 / 5 (11) |
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(PhysOrg.com) -- Researchers have already known that carbon nanotube thin films have mechanical and conductive advantages that could make them useful as electrodes in solar cells, solid state lighting, and ...
Will carbon nanotubes replace indium tin oxide?
Nanotechnology / Nanomaterials
Mar 09, 2009 |
4.9 / 5 (8) |
2
(PhysOrg.com) -- Up until now, George Grüner tells PhysOrg.com, most of the studies regarding the properties - and uses - of carbon nanotubes have been restricted to the visible spectral range. “We, however, were interested in the ...
Dark Matter in a Galaxy
Oct 30, 2009 |
4.1 / 5 (20) |
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(PhysOrg.com) -- Stars, the most familiar objects in the night sky, make up only a tiny percentage of the total amount of matter in the universe -- about 2%.
Scientists Build First 'Frequency Comb' To Display Visible 'Teeth'
Oct 29, 2009 |
4.9 / 5 (15) |
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(PhysOrg.com) -- Finally, an optical frequency comb that visibly lives up to its name. Scientists at the University of Konstanz in Germany and the National Institute of Standards and Technology in the U.S. ...
Mantis shrimps could show us the way to a better DVD
Oct 25, 2009 |
4.9 / 5 (18) |
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(PhysOrg.com) -- The remarkable eyes of a marine crustacean could inspire the next generation of DVD and CD players, according to a new study from the University of Bristol published today in Nature Photonics.
Chinese scientists create metamaterial black hole
Oct 16, 2009 |
4 / 5 (55) |
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(PhysOrg.com) -- Two physicists in China have used metamaterials to create the first artificial electromagnetic black hole. The scientists, Qiang Cheng and Tie Jun Cui from the Southeast University in Nanjing, ...
Invisible hand in invisible matter
Oct 06, 2009 |
4.6 / 5 (50) |
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(PhysOrg.com) -- An international team of astronomers have found an unexpected link between mysterious 'dark matter' and the visible stars and gas in galaxies that could revolutionise our current understanding ...
Spot discovered on dwarf planet Haumea shows up red and rich with organics
Sep 16, 2009 |
4.4 / 5 (16) |
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A dark red area discovered on dwarf planet Haumea appears to be richer in minerals and organic compounds than the surrounding icy surface. The discovery will be presented at the European Planetary Science ...
Trifid triple threat
Aug 26, 2009 |
4.2 / 5 (5) |
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Smouldering several thousand light-years away in the constellation of Sagittarius (the Archer), the Trifid Nebula presents a compelling portrait of the early stages of a star's life, from gestation to first ...
New nanolaser -- spaser -- key to future optical computers and technologies
Aug 16, 2009 |
5 / 5 (23) |
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(PhysOrg.com) -- Because the new device, called a "spaser," is the first of its kind to emit visible light, it represents a critical component for possible future technologies based on "nanophotonic" circuitry, ...
Astrophysicists solve mystery in Milky Way galaxy
Jul 09, 2009 |
4.7 / 5 (19) |
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A team of astrophysicists has solved a mystery that led some scientists to speculate that the distribution of certain gamma rays in our Milky Way galaxy was evidence of a form of undetectable "dark matter" ...
New 'broadband' cloaking technology simple to manufacture
May 20, 2009 |
4.9 / 5 (24) |
4
(PhysOrg.com) -- Researchers have created a new type of invisibility cloak that is simpler than previous designs and works for all colors of the visible spectrum, making it possible to cloak larger objects ...
Tiny lasers plug the 'green gap'
Apr 30, 2009 |
5 / 5 (9) |
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(PhysOrg.com) -- Compact lasers which can work in formerly inaccessible parts of the spectrum and are suitable for mass production are now within reach.
Carbon nanotube device can detect colors of the rainbow
Nanotechnology / Nanomaterials
Apr 30, 2009 |
5 / 5 (3) |
1
Researchers at Sandia National Laboratories have created the first carbon nanotube device that can detect the entire visible spectrum of light, a feat that could soon allow scientists to probe single molecule ...
Discovery of an Unexpected Boost for Solar Water-Splitting Cells
Nanotechnology / Nanomaterials
Apr 22, 2009 |
5 / 5 (22) |
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(PhysOrg.com) -- A research team from Northeastern University and the National Institute of Standards and Technology has discovered, serendipitously, that a residue of a process used to build arrays of titania ...
