News tagged with antennae
Galileo to image objects in geosynchronous orbit faster
Military satellites are critical sources of communications and data for today's operations environments. Through DARPA's Phoenix program, usable antennas or solar arrays from retired satellites in geosynchronous orbit (GEO ...
Jan 17, 2012 |
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Gadget Watch: HP Envy 14 PC has smart-tag sensor
(AP) -- Thin, light laptops -known as "ultrabooks"- are a much-hyped category at this year's International Consumer Electronics Show, an annual showcase for the latest smartphones, tablet computers and other ...
Electronics / Consumer & Gadgets
Jan 11, 2012 |
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S.Africa ideal for world's largest telescope: minister
South Africa is well-placed to host the world's largest telescope because the costs would be lower, according to the deputy science minister.
Space & Earth / Space Exploration
Dec 13, 2011 |
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Research may yield more compact antennas for military use
(PhysOrg.com) -- While tall, bulky antennas seem like relics in an era of sleek, modern smartphones, they're still an unfortunate necessity for American soldiers.
Dec 12, 2011 |
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Making a light-harvesting antenna from scratch
(PhysOrg.com) -- Sometimes when people talk about solar energy, they tacitly assume that we're stuck with some version of the silicon solar cell and its technical and cost limitations. Not so.
Nov 29, 2011 |
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Holiday customers will be tracked by their phones
(PhysOrg.com) -- Black Friday shoppers in California and Virginia might learn their phones are being tracked as they move along the mall. That's the plan at the Promenade Temecula in southern California and ...
Technology / Hi Tech & Innovation
Nov 24, 2011 |
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Terahertz boost detection
Swissto12 -- an EPFL spin-off -- could help boost the performance of detection systems and create new antennas for mobile telephony and on-board satellite systems thanks to an innovative transmission system ...
Nov 15, 2011 |
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Researchers adapt classic antennas to harness more power from the sun
Some solar devices, like calculators, only need a small panel of solar cells to function. But supplying enough power to meet all our daily needs would require enormous solar panels. And solar-powered energy collected by panels ...
Nov 10, 2011 |
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Image: Orion seen from the Rover
(PhysOrg.com) -- The Apollo 16 Lunar Module "Orion" is photographed from a distance by astronaut Chares M. Duke Jr., Lunar Module pilot, aboard the moving Lunar Roving Vehicle.
Space & Earth / Space Exploration
Nov 09, 2011 |
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NASA releases radar movie of asteroid 2005 YU55
(PhysOrg.com) -- Scientists working with the 230-foot-wide (70-meter) Deep Space Network antenna at Goldstone, Calif., have generated a short movie clip of asteroid 2005 YU55. The images were generated from ...
Space & Earth / Space Exploration
Nov 09, 2011 |
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Big asteroid to make close, harmless zip by Earth
An asteroid the size of an aircraft carrier is set to make a close but harmless swing by Earth on Tuesday.
Space & Earth / Space Exploration
Nov 08, 2011 |
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Biologists identify light-regulated mechanism in cyanobacteria as aid to optimizing photosynthesis
(PhysOrg.com) -- Indiana University biologists have uncovered how a control system works in producing the important light-harvesting antennae that power photosynthesis in cyanobacteria, the microorganisms ...
Nov 03, 2011 |
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Putting light-harvesters on the spot
How the light-harvesting complexes required for photosynthesis get to their site of action in the plant cell is reported by RUB biologists in the Journal of Biological Chemistry. The team led by Prof. Dr. Danja Schunemann has de ...
Oct 19, 2011 |
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New glass stamp may make cheaper, more precise biosensors
Advances in microchip technology may someday enable clinicians to perform tests for hundreds of diseases -- sifting out specific molecules, such as early stage cancer cells -- from just one drop of blood. ...
Oct 19, 2011 |
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Antennas by General Dynamics enable 'early science' for ALMA
Thirteen 12-meter antennas manufactured by General Dynamics SATCOM Technologies have been successfully installed at the 16,500-foot-high Chajnantor plateau in Chile, home to the Atacama Large Millimeter/submillimeter Array (ALMA) astronomical observatory. Loc ...
Oct 03, 2011 |
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