News tagged with white light
Development of nonvolatile white light-emitting liquid that is coatable on diverse range of materials
A Japanese research team headed by Dr. Takashi Nakanishi of the National Institute for Materials Science developed a nonvolatile liquid material which emits white light at room temperature.
May 30, 2012 |
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New microscope uses rainbow of light to image the flow of individual blood cells
Blood tests convey vital medical information, but the sight of a needle often causes anxiety and results take time. A new device developed by a team of researchers in Israel, however, can reveal much the same ...
May 21, 2012 |
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Quantum dots brighten the future of lighting
(Phys.org) -- With the age of the incandescent light bulb fading rapidly, the holy grail of the lighting industry is to develop a highly efficient form of solid-state lighting that produces high quality white ...
Nanotechnology / Nanomaterials
May 08, 2012 |
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Astronomers identify 12-billion-year-old white dwarf stars
A University of Oklahoma assistant professor and colleagues have identified two white dwarf stars considered the oldest and closest known to man. Astronomers identified these 11- to 12-billion-year-old white dwarf stars only ...
Apr 11, 2012 |
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New technique lights up the creation of holograms
Researchers at the RIKEN Advanced Science Institute (Japan) have developed a unique way to create full-color holograms with the aid of surface plasmons.
Mar 19, 2012 |
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The Helix Nebula in new colors
(PhysOrg.com) -- ESO's VISTA telescope, at the Paranal Observatory in Chile, has captured a striking new image of the Helix Nebula. This picture, taken in infrared light, reveals strands of cold nebular gas ...
Jan 19, 2012 |
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High-quality white light produced by four-color laser source
(PhysOrg.com) -- The human eye is as comfortable with white light generated by diode lasers as with that produced by increasingly popular light-emitting diodes (LEDs), according to tests conceived at Sandia ...
Oct 26, 2011 |
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Team finds Type Ia supernovae parents
Type Ia supernovae are violent stellar explosions whose brightness is used to determine distances in the universe. Observing these objects to billions of light years away has led to the discovery that the universe is expanding ...
Aug 11, 2011 |
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Obama to announce new car efficiency standards
US President Barack Obama will later this week unveil new fuel efficiency standards for passenger cars and light trucks for the 2017-2025 period, the White House said Wednesday.
Technology / Energy & Green Tech
Jul 27, 2011 |
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Feuding helium dwarfs exposed by eclipse
Researchers at the University of Warwick have found a unique feuding double white dwarf star system where each star appears to have been stripped down to just its helium.
May 24, 2011 |
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Researchers discover way to create true-color 3-D holograms
(PhysOrg.com) -- Satoshi Kawata, Miyu Ozaki and their team of photonics physicists at Osaka University in Japan, have figured out a way to capture the original colors of an object in a still 3-D hologram by ...
Apr 08, 2011 |
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Moving toward greener chemistry
Phosphorus, a mineral element found in rocks and bone, is a critical ingredient in fertilizers, pesticides, detergents and other industrial and household chemicals. Once phosphorus is mined from rocks, getting ...
Sep 03, 2010 |
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White LEDs with super-high luminous efficacy could satisfy all general lighting needs
(PhysOrg.com) -- Researchers from the Nichia Corporation in Tokushima, Japan, have set an ambitious goal: to develop a white LED that can replace every interior and exterior light bulb currently used in homes ...
Aug 31, 2010 |
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Hinode Discovers the Origin of White Light Flare
(PhysOrg.com) -- A joint Japan-United States research team has identified the origin of the white light emission in solar flares.
May 20, 2010 |
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Berkeley Researchers Light Up White OLEDs
(PhysOrg.com) -- Light-emitting diodes, which employ semiconductors to produce artificial light, could reduce electricity consumption and lighten the impact of greenhouse gas emissions. However, moving this ...
Apr 06, 2010 |
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