News tagged with physical phenomena
Pulsating White Dwarfs Explained by 'Accidental Astronomer'
Space & Earth / Space Exploration
Jul 28, 2009 |
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(PhysOrg.com) -- Exploring distant parts of the galaxy, astrophysicist Denis Sullivan has collaborated on the discovery of about six extrasolar planets--not bad for an accidental astronomer.
Graphene Yields Secrets to Its Extraordinary Properties
May 14, 2009 |
4.8 / 5 (25) |
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(PhysOrg.com) -- Applying innovative measurement techniques, researchers from the Georgia Institute of Technology and the National Institute of Standards and Technology have directly measured the unusual energy ...
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Physicist Proposes Solution to Arrow-of-Time Paradox
Aug 27, 2009 |
4.2 / 5 (74) |
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(PhysOrg.com) -- Entropy can decrease, according to a new proposal - but the process would destroy any evidence of its existence, and erase any memory an observer might have of it. It sounds like the plot ...
Cross-Dressing Rubidium May Reveal Clues for Exotic Computing
Feb 25, 2009 |
4.8 / 5 (8) |
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(PhysOrg.com) -- Neutral atoms--having no net electric charge--usually don't act very dramatically around a magnetic field. But by “dressing them up” with light, researchers at the Joint Quantum Institute, a collaborative ...
In search of a light Higgs boson
Oct 20, 2008 |
4.3 / 5 (68) |
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(PhysOrg.com) -- “It's pretty clear that the standard model of physics is not enough to explain all the phenomena in nature,” Tomasz Skwarnicki tells PhysOrg.com. “Through looking at a variety of phenomena – one of them b ...
Quantum measurements: Common sense is not enough
Jul 22, 2009 |
4.1 / 5 (19) |
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(PhysOrg.com) -- In comparison to classical physics, quantum physics predicts that the properties of a quantum mechanical system depend on the measurement context, i.e. whether or not other system measurements ...
Physical activity, healthy eating and BMI not linked in older teens: study
Apr 30, 2008 |
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Contrary to what many researchers expect, physically active older teens don’t necessarily eat a healthier diet than their less-active contemporaries. And there appeared to be no link between body mass index (BMI) values and ...
Qubits and Branes Share Surprising Features
Jul 03, 2008 |
4.6 / 5 (95) |
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What do black holes and entangled particles have in common? Until about a year ago, physicists thought that the two entities existed in completely separate worlds. Then, in 2007, physicist Michael Duff from ...
New initiative to automate discovery of astrophysical phenomena
Oct 26, 2009 |
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Automated methods for discovering astrophysical phenomena by sifting through massive amounts of cosmological data are being developed by researchers at Carnegie Mellon University, Johns Hopkins University and the University ...
Distinguishing decoherence in quantum systems
Apr 22, 2008 |
4.6 / 5 (56) |
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“Over the years, work on Bose-Einstein condensates, known as BEC, have led to more and more interesting phenomena,” Artur Widera tells PhysOrg.com. “This is because they behave according to quantum mechanics, and are fairly ...
How Perfect Can Graphene Be?
Nanotechnology / Nanomaterials
Oct 13, 2009 |
4.6 / 5 (30) |
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(PhysOrg.com) -- Physicists have investigated the purest graphene to date, and have found that the material possesses unprecedented high electronic quality. The discovery has raised the bar for this relatively ...
Physicists Develop Force Law for Granular Impacts: Sand, Other Granular Matter's Behavior Is Better Defined
Apr 20, 2007 |
4.6 / 5 (11) |
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Sand. A single grain is tiny, but solid, and shares the physical properties of other solid matter. But pack or transport millions of grains together - as modern society does with coffee grounds, flour and industrial chemicals ...
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