News tagged with signal gain
Giant optical gain in a rare-earth-ion-doped microstructure
Prof. Markus Pollnau and co-workers at the MESA+ Institute for Nanotechnology at the University of Twente (The Netherlands) have developed a rare-earth-ion-doped optical amplifier with performance comparable to semiconductor ...
Jan 12, 2012 |
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Novel optical amplifier without the noise
Researchers in Sweden have succeeded in delivering an optical amplifier capable of amplifying light with extremely low noise. The study is published in the journal Nature Photonics.
Jul 08, 2011 |
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Fujitsu Develops Millimeter-Wave Gallium-Nitride Transceiver Amplifier Chipset
Fujitsu announced today the development of the world's first gallium-nitride HEMT-based transceiver amplifier chipset for broadband wireless transmission equipment operating in the millimeter bandwidth, the ...
Sep 30, 2009 |
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Search results for signal gain
Researchers find new properties of the carbon material graphene
Graphene has caused a lot of excitement among scientists since the extremely strong and thin carbon material was discovered in 2004. Just one atom thick, the honeycomb-shaped material has several remarkable ...
Nanotechnology / Nanomaterials
May 30, 2012 |
4.9 / 5 (20) |
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Physicists store short movies in an atomic vapor
The storage of light-encoded messages on film and compact disks and as holograms is ubiquitous---grocery scanners, Netflix disks, credit-card images are just a few examples. And now light signals can be stored ...
May 29, 2012 |
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Browser wars flare in mobile space
The browser wars are heating up again, but this time the fight is for dominance of the mobile Internet.
May 27, 2012 |
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SKA super telescope to be built in Australia, South Africa (Update 2)
A long-running joust to host a radio telescope that would give mankind its farthest peek into the Universe ended on Friday with a Solomon-like judgement to split the site between Australia and South Africa.
May 25, 2012 |
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Deterring signals: Tobacco plants advertise their defensive readiness to attacking leafhoppers
Following herbivory, plants produce jasmonic acid, a hormone which activates several plant defense reactions. Scientists found that leafhoppers can evaluate whether tobacco plants are ready for defense when attacked. If jasmonate-signaling ...
May 23, 2012 |
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Scientists use 'crowd funding' to secure research funds
When Tara Crawford saw a fishing net wrapped around a young California sea lion’s neck, cutting into its flesh and causing an infection, it reinforced her motivation to help these animals through her ...
May 22, 2012 |
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After 50 year search, research team finds plutonium signature
(Phys.org) -- After fifty years of trying by various researchers, a group made up of teams from Los Alamos National Libratory in the US and the Atomic Energy Agency in Japan, have succeeded in spotting the ...
May 18, 2012 |
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How the worm knows where its nose is
For decades, scientists have studied Caenorhabditis elegans – tiny, transparent worms – to glean clues about how neurons develop and function. A new Harvard study suggests that the worms' nervous system is much m ...
May 16, 2012 |
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Yahoo soap opera features new cast of leaders
(AP) -- Yahoo's dysfunctional turnaround efforts have morphed into a Silicon Valley soap opera, one that has taken another strange twist with the Internet company's ousting of CEO Scott Thompson just four ...
May 15, 2012 |
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Crabs will fake it to avoid a fight, research finds
Dr Robbie Wilson, Head of the Performance Lab at the University of Queensland, where this study was conducted, said the research identified more than just some crabby behaviour.
May 16, 2012 |
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List of search results for signal gain
