News tagged with force required
Physicists Find that Size Matters When Initiating an Object's Movement Through Grains
Sep 26, 2008 |
4.1 / 5 (13) |
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A team of Penn State physicists has discovered that the size of grains, such as sand, above a buried object is important in determining the force required to begin raising the object. No one, until now, has ...
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Life after silicon: Using exotic materials to help microchips keep improving
Dec 08, 2009 |
4.5 / 5 (8) |
1
(PhysOrg.com) -- The huge increases in the power and capacity of computers, cell phones and communications networks in the last 40 years have been the result of ever-shrinking silicon transistors. But silicon ...
Merkel cells revealed as secret behind sensation of light touch
Dec 08, 2009 |
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Scientists have proved experimentally what has been suspected since the discovery of Merkel cells in the skin over a century ago: the sense of light touch that is critical for hand dexterity would not be possible without ...
Steering the Ares Rockets on a Straight Path
Space & Earth / Space Exploration
Dec 04, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- The Ares I-X rocket stood more than 325 feet tall on the launch pad at NASA's Kennedy Space Center, Fla. Spectators watched in awe as its massive solid rocket motor blazed to life with a thunderous ...
STPSat-1 successfully completes extended mission
Space & Earth / Space Exploration
Dec 02, 2009 |
5 / 5 (1) |
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The STPSat-1, built for the Department of Defense (DoD) Space Test Program (STP) and operated by the DoD STP for the first year then transitioned to NRL for the last 16 months, was decommissioned on October ...
Researchers create 'synthetic magnetic fields' for neutral atoms
Dec 02, 2009 |
4.9 / 5 (15) |
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(PhysOrg.com) -- Achieving an important new capability in ultracold atomic gases, researchers at the Joint Quantum Institute, a collaboration of the National Institute of Standards and Technology and the University ...
New algorithms for computerized, large-scale surveillance
Dec 02, 2009 |
3 / 5 (2) |
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A recent AFOSR-funded technology should enable the Air Force to achieve advances in object and target detection technology by using sophisticated algebraic theories called groups, rings and fields.
Air Force Center of Excellence awarded in nanostructures and improved cognition
Nanotechnology / Nanomaterials
Dec 01, 2009 |
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The Georgia Institute of Technology has been awarded a U.S. Air Force Center of Excellence to design nanostructures for energy harvesting and adaptive materials, and to develop tools to optimize critical cognitive ...
NASA Aircraft Flies Calif. Wildfire Post-Burn Mission
Nov 25, 2009 |
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(PhysOrg.com) -- NASA's remotely piloted Predator B aircraft, named Ikhana, recently conducted post-burn assessments of two Southern California wildfire sites, the Piute Fire in Kern County and the Station Fire in the Angeles ...
Nanotech in Space: Experiment To Weather the Trials of Orbit
Nanotechnology / Nanomaterials
Nov 24, 2009 |
4 / 5 (2) |
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Novel nanomaterials developed at Rensselaer were sent into orbit on Nov. 16 aboard Space Shuttle Atlantis.
Mammogram guidelines spark debate over health bill
Nov 23, 2009 |
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(AP) -- Lawmakers broke along party lines on a new aspect of the health care debate Sunday as a former National Institutes of Health chief urged women to ignore guidelines that delay the start of breast cancer screenings.
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