News tagged with acceleration test
Equivalence principle in space test
May 11, 2009 |
3.9 / 5 (13) |
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Since Galileo Galilei and Newton, the assumption is valid that inert and heavy mass are equivalent. This is, however, questioned by new physical theories such as the String theory. Now, the equivalence principle ...
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Does weak equivalence break down at the quantum level?
Dec 08, 2009 |
4.5 / 5 (24) |
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(PhysOrg.com) -- One of the givens in physics is the weak equivalence principle. This principle has been considered solid since Einstein proposed that it is not possible to detect the difference between uniform acceleration ...
Satellite communications by laser
Space & Earth / Space Exploration
May 13, 2008 |
4.8 / 5 (4) |
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Satellites currently use radio waves to exchange data. Now the data rate has been increased a hundredfold by using lasers instead of radio signals. Two test satellites each carried a diode laser pump module developed with ...
UltraBattery sets new standard for HEVs
Jan 17, 2008 |
4.5 / 5 (47) |
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The odometer of a low emission hybrid electric test vehicle today reached 100,000 miles as the car circled a track in the UK using the power of an advanced CSIRO battery system.
Dark Energy And The Inverse Square Law
Jan 25, 2007 |
4.5 / 5 (61) |
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“Newton’s inverse-square law has been around for a while,” Daniel Kapner tells PhysOrg.com. “But, by testing this law, we’re looking for new physics.” The new physics Kapner and his colleagues are looking for in their recent ...
Hacking the Wii remote for physics class
Jul 24, 2007 |
4.4 / 5 (85) |
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You might be surprised to know that your Nintendo Wii remote control has a small accelerometer that, until recently, research physicists paid good money to purchase. But the increasing widespread use of acc ...
Bad weather delays NASA new rocket test flight
Space & Earth / Space Exploration
Oct 27, 2009 |
not rated yet |
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(AP) -- NASA tried for hours Tuesday to launch its newest rocket for a shakedown flight, but clouds and high wind kept it stuck on the pad.
PASER: A Novel Acceleration Scheme Demonstrated
Sep 21, 2006 |
4.5 / 5 (22) |
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A group of scientists from the Technion – Israel Institute of Technology has used the Accelerator Test Facility (ATF) at the U.S. Department of Energy’s Brookhaven National Laboratory to demonstrate, for the first time, the ...
Researchers examine Einstein's theories on the universe
Nov 27, 2007 |
4.2 / 5 (73) |
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Einstein's self-proclaimed "biggest blunder" -- his postulation of a cosmological constant (a force that opposes gravity and keeps the universe from collapsing) -- may not be such a blunder after all, according to the research ...
Physicists seek to keep next-gen colliders in one piece
Oct 05, 2009 |
4.7 / 5 (6) |
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(PhysOrg.com) -- Controlling huge electromagnetic forces that have the potential to destroy the next generation of particle accelerators is the subject of a new paper by a University of Manchester physicist.
Lizards pull a wheelie
Biology /
Jun 13, 2008 |
3.8 / 5 (6) |
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Why bother running on hind legs when the four you've been given work perfectly well? This is the question that puzzles Christofer Clemente. For birds and primates, there's a perfectly good answer: birds have converted their ...
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