News tagged with electric currents
New testing facility helps researchers improve land mine detection equipment
May 13, 2009 |
not rated yet |
0
Researchers at the Georgia Institute of Technology have built a test facility to evaluate and enhance sensors designed to detect buried land mines. The unique automated system measures the response of individual ...
How space eruptions happen
Apr 07, 2009 |
4.4 / 5 (10) |
3
(PhysOrg.com) -- Mathematicians at the University of St Andrews have made a discovery which could lead to a better understanding of why huge eruptions occur in space.
New spintronics effect could lead to magnetic batteries
Oct 10, 2008 |
4.6 / 5 (88) |
10
(PhysOrg.com) -- Physicists have recently discovered that heating one side of a magnetized nickel-iron rod causes electrons to rearrange themselves according to their spins. This so-called "spin Seebeck effect" ...
NSF awards grant to track 'space weather' in Earth's near-space environment
Space & Earth / Earth Sciences
Jul 21, 2008 |
4.7 / 5 (3) |
1
Global and real-time "space weather" observations of near-Earth space--and the solar storms that can knock out electric power grids--is about to happen for the first time, thanks to funding from the National ...
Search results for electric currents
Russian bomb physicist Ginzburg dead at 93
8 hours ago |
5 / 5 (2) |
0
Nobel Physics prize winner Vitaly Ginzburg, who helped develop the Soviet hydrogen bomb, has died at the age of 93, the Russian Academy of Sciences said Monday.
Japan eyes solar station in space as new energy source
Nov 08, 2009 |
4.7 / 5 (17) |
23
It may sound like a sci-fi vision, but Japan's space agency is dead serious: by 2030 it wants to collect solar power in space and zap it down to Earth, using laser beams or microwaves.
Program automatically shuts down office PCs when not in use
Nov 06, 2009 |
3 / 5 (2) |
0
NEC Corp. says it has developed the country's first software that automatically controls power consumption by personal computers in accordance with the patterns of its user's PC activity.
Pioneering Swiss solar-powered plane rolled out
Nov 06, 2009 |
4.3 / 5 (8) |
0
Solar Impulse, the Swiss bid to make the first solar-powered flight around the world, rolled out its prototype on Friday at an airbase near Zurich and powered up the engines.
The greening of Willis Tower: Rooftop gardens part of plan to improve efficiency
Nov 06, 2009 |
4 / 5 (6) |
0
Growing up in the southwest suburbs, Sara Beardsley had a view of the Chicago skyline from her house. Today, she is transforming that skyline, but you won't find her work glorified on a $6 mug or gracing postcards.
Nocturnal wind maximum mapped for first time
Space & Earth / Earth Sciences
Nov 05, 2009 |
4 / 5 (1) |
0
On beautiful, sunny days with quiet weather conditions a strong wind develops in the evening at a height of about 200 metres.
Dutch researchers develop technology for pain monitoring
Nov 05, 2009 |
4 / 5 (1) |
0
Ten of thousands of patients suffer chronic pain as a result of operations, and this continues even after the wounds caused by the operation have healed. Researchers from the MIRA research institute - the University of Twente’s ...
Metal-Air Battery Could Store 11 Times More Energy than Lithium-Ion
Nov 05, 2009 |
4.3 / 5 (40) |
11
(PhysOrg.com) -- A spinoff company from Arizona State University plans to build a new battery with an energy density 11 times greater than that of lithium-ion batteries for just one-third the cost. With a ...
New Digital 'Electronics' Concept May Continue Moore's Law
Nov 05, 2009 |
4.6 / 5 (56) |
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 ...
Applause for the SmartHand
Nov 04, 2009 |
5 / 5 (11) |
1
In one sense, our hands define our humanity. Our opposable thumbs and our hands' unique structure allow us to write, paint, and play the piano. Those who lose their hands as a result of accident, conflict ...
List of search results for electric currents
