News tagged with measurement system
Official: Iran oil industry safe after cyberattack
(AP) -- An Iranian official says the country's oil industry is working well despite an attack from hackers and a computer virus that targeted the sector's computer systems.
Apr 24, 2012 |
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Micromechanical mirror performs under pressure... of light
(Phys.org) -- A team of scientists from PML's Quantum Measurement Division has designed and tested a novel device that may lead to substantial progress in the new and fast-moving field of optomechanics.
Apr 06, 2012 |
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Quantum copies do new tricks
One of the strange features of quantum information is that, unlike almost every other type of information, it cannot be perfectly copied. For example, it is impossible to take a single photon and make a number of photons ...
Mar 22, 2012 |
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Cassini plasma spectrometer resumes operations
(PhysOrg.com) -- The Cassini plasma spectrometer instrument (CAPS) aboard NASA's Cassini spacecraft at Saturn has resumed operations. Mission managers received confirmation on Friday, March 16, that it was ...
Space & Earth / Space Exploration
Mar 19, 2012 |
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NASA aircraft to trek globe in 2012 for earth studies
(PhysOrg.com) -- While NASA's fleet of Earth science spacecraft -- its "eyes on the Earth" - continues to monitor the pulse of our home planet, 2012 is also shaping up to be an extraordinary time for NASA's ...
Space & Earth / Earth Sciences
Feb 15, 2012 |
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PML's Pernstich develops open-source software to automate test equipment
A free, easily customizable software program for automating test equipment via GPIB or RS232 bus may sound too good to be true, especially for smaller companies, graduate students, and hobbyists or for day-to-day ...
Feb 06, 2012 |
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Beijing air pollution soars with fireworks smoke
(AP) -- Clouds of smoke from Lunar New Year fireworks sent air pollution readings soaring in the more sensitive measurement system Beijing started using a little more than a week ago, reports said Sunday.
Jan 29, 2012 |
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Are you certain, Mr. Heisenberg? New measurements deepen understanding of quantum uncertainty
Heisenberg's Uncertainty principle is arguably one of the most famous foundations of quantum physics. It says that not all properties of a quantum particle can be measured with unlimited accuracy. Until now, this has often ...
Jan 17, 2012 |
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The world's biggest radar laboratory
In the past year, the Department of Energy's Atmospheric Radiation Measurement (ARM) Climate Research Facility deployed 18 new scanning radars at its research sites in Oklahoma, Alaska, and the tropical western Pacific. These ...
Space & Earth / Earth Sciences
Dec 08, 2011 |
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Separating signal and noise in climate warming
(PhysOrg.com) -- In order to separate human-caused global warming from the "noise" of purely natural climate fluctuations, temperature records must be at least 17 years long, according to climate scientists.
Space & Earth / Earth Sciences
Nov 17, 2011 |
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Dams -- what goes up must come down, and then what?
Time can take its toll on a dam. As dams age, they are more costly to repair and the risk of a catastrophic dam break increases--putting property and lives at risk. But, removing them can mean big changes to the community, ...
Nov 07, 2011 |
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Kilogramme faces quantum diet after weight problem
The guardians of the world's most important standards of weights and measures have turned to the weird universe of quantum physics to try to resolve a dilemma.
Nov 06, 2011 |
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Scientists meet to discuss usefulness of GMT
Leading scientists from around the world are meeting in Britain from Thursday to consider a proposal that could eventually see Greenwich Mean Time relegated to a footnote in history.
Nov 03, 2011 |
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Glowing beacons reveal hidden order in dynamical systems
A dynamical system in which repeated measurements on a single particle yield the same mean result as a single measurement of the whole ensemble is said to be ergodic. The ergodic theorem expresses a fundamental physical principle, ...
Oct 19, 2011 |
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Researchers improving GPS accuracy in the 3rd dimension
Researchers who are working to fix global positioning system (GPS) errors have devised software to take a more accurate measurement of altitude – particularly in mountainous areas.
Aug 17, 2011 |
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