News tagged with power flow
In radiation 'ventriloquism,' electromagnetic waves travel backwards
Sep 23, 2008 |
4.5 / 5 (81) |
10
(PhysOrg.com) -- Typically, electromagnetic waves travel away from their sources. For instance, a radar system emits radio waves that travel all the way to a target, such as a car or plane, before being reflected ...
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Implantable Glucose Sensor Could Spell Relief for Millions of Diabetics (w/ Video)
Nov 09, 2009 |
5 / 5 (4) |
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(PhysOrg.com) -- UConn researchers have developed a tiny wireless device that can be inserted under a patient?s skin to monitor blood glucose levels over a period of several months.
New transparent insulating film could enable energy-efficient displays
Nanotechnology / Nanomaterials
Nov 09, 2009 |
4.9 / 5 (8) |
0
Johns Hopkins materials scientists have found a new use for a chemical compound that has traditionally been viewed as an electrical conductor, a substance that allows electricity to flow through it. By orienting ...
New Digital 'Electronics' Concept May Continue Moore's Law
Nov 05, 2009 |
4.6 / 5 (62) |
9
(PhysOrg.com) -- Computers of the future could be operating not on electrons, but on tiny waves traveling through an electron "fluid," if a new proposal is successful. The new circuit design, recently introduced ...
Study uses satellite imagery to identify active magma systems in East Africa's Rift Valley
Space & Earth / Earth Sciences
Nov 04, 2009 |
4.5 / 5 (4) |
0
A team from the University of Miami, University of El Paso and University of Rochester have employed Interferometric Synthetic Aperture Radar (InSAR) images compiled over a decade to study volcanic activity ...
Navy Researchers Apply Science to Fire Fighting
Oct 23, 2009 |
not rated yet |
1
A fire aboard a Navy ship can quickly become a deadly cauldron. The grim reminders of this would be the deadly fires that took place aboard the USS Forrestal in 1967 or the USS Enterprise in 1969.
Probing Question: What is citizen journalism?
Oct 23, 2009 |
not rated yet |
1
The last time you watched CNN or read The New York Times online, you might have been surprised to see reporting by ordinary people. From photos uploaded instantly of the earthquake in Indonesia to video of ...
New material could efficiently power tiny generators
Oct 22, 2009 |
4.2 / 5 (5) |
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(PhysOrg.com) -- To power a very small device like a pacemaker or a transistor, you need an even smaller generator. The components that operate the generator are smaller yet, and the efficiency of those foundational components ...
Researchers create molecular diode
Oct 22, 2009 |
4.8 / 5 (4) |
0
(PhysOrg.com) -- Recently, at Arizona State University’s Biodesign Institute, N.J. Tao and collaborators have found a way to make a key electrical component on a phenomenally tiny scale. Their single-molecule diode is described ...
Jumping the queue for official documents
Oct 21, 2009 |
2 / 5 (1) |
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(PhysOrg.com) -- Software developed by European researchers allows citizens and local governments to exchange official documents over mobile phones. The software could help usher in the era of mobile government services and ...
Synthetic Cells Shed Biological Insights While Delivering Battery Power
Oct 20, 2009 |
not rated yet |
0
(PhysOrg.com) -- Trying to understand the complex workings of a biological cell by teasing out the function of every molecule within it is a daunting task. But by making synthetic cells that include just a ...
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