News tagged with optical efficiency
Two stopped light pulses interact with each other
(Phys.org) -- For the first time, physicists have experimentally demonstrated the interaction of two motionless light pulses. Because the stopped light pulses have a long interaction time, it increases the ...
May 08, 2012 |
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New design for a metamaterial could be far more efficient at capturing sunlight than existing solar cells
Metamaterials are a new class of artificial substances with properties unlike anything found in the natural world. Some have been designed to act as invisibility cloaks; others as superlenses, antenna systems ...
Mar 09, 2012 |
4.9 / 5 (20) |
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LED's efficiency exceeds 100%
(PhysOrg.com) -- For the first time, researchers have demonstrated that an LED can emit more optical power than the electrical power it consumes. Although scientifically intriguing, the results won’t ...
Mar 05, 2012 |
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A single polymer can be used to fabricate both thin-film transistors and solar cells
Polymers are the material of choice for making thin-film transistors and solar cells. They are also potentially suitable for manufacture using economical, high-throughput techniques, such as roll-to-roll and inkjet printing ...
Nov 17, 2011 |
3.5 / 5 (2) |
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Wireless broadband coming to the bush
A major CSIRO breakthrough in wireless technology designed to bring broadband to people living beyond the optical fibre network, will be unveiled in Sydney tomorrow.
Nov 03, 2010 |
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Scientists examine energy trends of communications equipment
A team of scientists at Alcatel-Lucent Bell Labs have examined the energy consumption trends of communications equipment in use today and determined that gains in energy efficiency are not keeping pace with traffic growth. ...
Oct 21, 2010 |
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Scientists develop device to enable improved global data transmission
Researchers have developed a new data transmission system that could substantially improve the transmission capacity and energy efficiency of the world's optical communication networks.
Sep 07, 2010 |
5 / 5 (1) |
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Prism-patterned screen brings paradigm shift to 3D displays
(PhysOrg.com) -- A team of engineers from Taiwan seems to have overcome one of the most persistent challenges of 3D display technology, which could enable them to produce a cinematic 3D display with superior ...
Mar 23, 2010 |
4.6 / 5 (46) |
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3-D system based on optical fiber could provide new options for photovoltaics
Converting sunlight to electricity might no longer mean large panels of photovoltaic cells atop flat surfaces like roofs.
Nanotechnology / Nanomaterials
Nov 02, 2009 |
4.5 / 5 (12) |
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Solar Cell Researcher Explores Nanotech Ideas
(PhysOrg.com) -- A UT Dallas researcher envisions a time soon when plastic sheets of solar cells are inexpensively stamped out in factories and then affixed to cell phones, laptops and other power-hungry mobile ...
Nanotechnology / Nanomaterials
Oct 05, 2009 |
5 / 5 (5) |
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Discovery of Non-blinking Semiconductor Nanocrystals Advances their Applications
(PhysOrg.com) -- Substantial advances for applications of nanocrystals in the fields requiring a continuous output of photons and high quantum efficiency may soon be realized due to discovery of non-blinking semiconductor ...
Nanotechnology / Nanomaterials
May 28, 2009 |
3 / 5 (2) |
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Discovery of non-blinking semiconductor nanocrystals advances their applications
Substantial advances for applications of nanocrystals in the fields requiring a continuous output of photons and high quantum efficiency may soon be realized due to discovery of non-blinking semiconductor nanocrystals. ...
Nanotechnology / Nanomaterials
May 14, 2009 |
4.8 / 5 (5) |
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