News tagged with antennae
Smallest nanoantennas for high-speed data networks
More than 120 years after the discovery of the electromagnetic character of radio waves by Heinrich Hertz, wireless data transmission dominates information technology. Higher and higher radio frequencies are ...
Oct 20, 2009 |
3 / 5 (4) |
0
Tech review: Navigating iPhone GPS applications
Since Apple Inc. announced it would support turn-by-turn GPS applications for the iPhone, a slew of GPS apps have appeared in the iTunes app store.
Oct 08, 2009 |
3.7 / 5 (3) |
1
Textile antenna promises futuristic communications
(PhysOrg.com) -- With a simple press on his shirt insignia, the captain of the Star Ship Enterprise could send and receive messages. Now, thanks to the efforts of a Finnish company, this futuristic communication ...
Sep 28, 2009 |
4.3 / 5 (10) |
2
Migrating monarch butterflies 'nose' their way to Mexico
The annual migration of monarch butterflies from across eastern North America to a specific grove of fir trees in Mexico has long fascinated scientists who have sought to understand just how these delicate ...
Sep 24, 2009 |
3.8 / 5 (4) |
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Scientists discover how to send insects off the scent of crops
Biotechnology and Biological Sciences Research Council (BBSRC)-funded research, published this week in Chemical Communications, describes how scientists have discovered molecules that could confuse insects' ability to det ...
Sep 24, 2009 |
4.5 / 5 (2) |
0
ALMA telescope reaches new heights
The ALMA (Atacama Large Millimeter/submillimeter Array) astronomical observatory took another step forward and upward, as one of its state-of-the-art antennas was carried for the first time to Chile's 16,500-foot-high ...
Sep 23, 2009 |
4.6 / 5 (5) |
1
Measuring the next successful antennas for in-body health monitoring devices
Antennas for the latest implanted medical devices are being developed by Queen Mary University of London and tested through a unique piece of kit at the UK's National Physical Laboratory (NPL).
Sep 08, 2009 |
not rated yet |
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The Ultimate Long Distance Communication
Anyone who's vacationed in the mountains or lived on a farm knows that it's hard to get good internet access or a strong cell phone signal in a remote area. Communicating across great distances has always ...
Space & Earth / Space Exploration
Aug 19, 2009 |
4.3 / 5 (21) |
11
Can radar be used to deter bats from approaching wind turbines?
(PhysOrg.com) -- Large numbers of bats are killed by colliding with turbine blades or by experiencing sudden depressurisation immediately adjacent to the blade.
Jul 16, 2009 |
5 / 5 (1) |
1
Some still having problems with digital TV conversion
It seemed so simple. Buy a government-subsidized converter box, plug it in, and sit back and enjoy the brave new world of digital television.
Jul 08, 2009 |
3 / 5 (2) |
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TV stations struggling with viewer loss on DTV
(AP) -- The government is helping two dozen TV stations that became difficult to receive by antenna when they switched to new frequencies as part of the digital TV transition, the Federal Communications Commission said Thursday.
Jul 02, 2009 |
5 / 5 (1) |
2
First step to converting solar energy using 'artificial leaf'
An international team of researchers has modified chlorophyll from an alga so that it resembles the extremely efficient light antennae of bacteria. The team was then able to determine the structure of these light antennae. ...
Jun 29, 2009 |
4.7 / 5 (10) |
0
Major milestone: First two ALMA telescope antennas linked
On 30 April, the team observed the first "interferometric fringes" of an astronomical source by linking two 12-metre diameter ALMA antennas, together with the other critical parts of the system. Mars was chosen ...
May 06, 2009 |
5 / 5 (4) |
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Team Continues Analyzing Spirit Computer Reboots and Amnesia Events
(PhysOrg.com) -- After three days of completing Earth-commanded activities without incident last week, NASA's Mars Exploration Rover Spirit had a bout of temporary amnesia Friday, April 17, and rebooted its ...
Space & Earth / Space Exploration
Apr 21, 2009 |
not rated yet |
0
Bridging the gap in nanoantennas
In a recent publication in Nature Photonics, a joint team of researchers at CIC nanoGUNE, Donostia International Physics Center DIPC, Centro de Física de Materiales of CSIC/UPV-EHU in San Sebastian (Spain ...
Apr 20, 2009 |
4.4 / 5 (8) |
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