News tagged with measurement results
Bright idea illuminates LED standards
Nov 25, 2008 |
4.6 / 5 (8) |
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The lack of common measurement methods among light-emitting diode (LED) and lighting manufacturers has affected the commercialization of solid-state lighting products. In a recent paper, researchers at the National Institute ...
Search results for measurement results
Quantum paradox directly observed -- a milestone in quantum mechanics
Mar 04, 2009 |
4.1 / 5 (35) |
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In quantum mechanics, a vanguard of physics where science often merges into philosophy, much of our understanding is based on conjecture and probabilities, but a group of researchers in Japan has moved one ...
Measuring distances in microseconds
Nov 05, 2009 |
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(PhysOrg.com) -- Standard laser devices are fast enough for measuring the size of a room, but they need to be faster for outdoor mobile applications. Researchers have brought these scanners up to speed -- ...
Physicists make discovery in quantum mechanics
Sep 23, 2009 |
4.3 / 5 (27) |
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(Santa Barbara, Calif.) -- Physicists at UC Santa Barbara have made an important advance in quantum mechanics using a superconducting electrical circuit. The finding is reported in this week's issue of the journal Nature.
Precision measurement of W boson mass portends stricter limits for Higgs particle
Mar 11, 2009 |
4.4 / 5 (10) |
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(PhysOrg.com) -- Scientists of the DZero collaboration at the Department of Energy's Fermi National Accelerator Laboratory have achieved the world's most precise measurement of the mass of the W boson by a ...
Atomic fountain clocks are becoming still more stable
Mar 18, 2009 |
4 / 5 (1) |
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They are at present the most accurate clocks in the world: Caesium fountain clocks furnish the second accurate to 15 places after the decimal point. Until they reach this accuracy, caesium fountain clocks, however, need a ...
Widely used body fat measurements overestimate fatness in blacks
Jun 11, 2009 |
1 / 5 (1) |
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The body mass index (BMI) and waistline measurement overestimate obesity in blacks, according to a new study. The results suggest that conventional methods for estimating body fat may need to become race-specific.
Too many ways to say 'it hurts'
Jul 29, 2009 |
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There are at least 100 ways to say, "It hurts!" And that is the problem.
Behind closed eyes
Feb 04, 2009 |
4 / 5 (3) |
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Even when our eyes are closed, the visual centers in our brain are humming with activity. Weizmann Institute scientists and others have shown in the last few years that the magnitude of sense-related activity in a brain that's ...
Does global warming lead to a change in upper atmospheric transport?
Space & Earth / Earth Sciences
Dec 15, 2008 |
3.7 / 5 (6) |
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Most atmospheric models predict that the rate of transport of air from the troposphere to the above lying stratosphere should be increasing due to climate change. Surprisingly, Dr. Andreas Engel together with ...
Fock states could hold clues to quantum memory components
Dec 23, 2008 |
4.5 / 5 (13) |
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(PhysOrg.com) -- “Fock states will play a role in the future of quantum computing,” Andrew Cleland tells PhysOrg.com. “We have completed the first experimental measurement of the time decay of Fock states in a superconducting quantu ...
List of search results for measurement results
