When placed next to a bar magnet, an aluminum ball draws gently towards the magnet. In contrast, a ball made of silver moves out of the magnetic field. The mechanisms underlying these different behaviors are known as paramagnetism ...
General Physics
Nov 22, 2012
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Vortex beams, rotating like a tornado, offer completely new possibilities for electron microscopy. A method of producing extremely intense vortex beams has been discovered at the Vienna University of Technology (TU Vienna).
General Physics
Nov 5, 2012
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(Phys.org)—The Vienna research team led by Anton Zeilinger has achieved a new milestone in the history of quantum physics: The scientists were able to generate and measure the entanglement of the largest quantum numbers ...
Quantum Physics
Nov 2, 2012
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An international research group led by scientists from the University of Bristol and the Universities of Glasgow (UK) and Sun Yat-sen and Fudan in China, have demonstrated integrated arrays of emitters of so call 'optical ...
Quantum Physics
Oct 18, 2012
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The giant impact believed to have formed the Earth-Moon system has long been accepted as canon. However, a major challenge to the theory has been that the Earth and Moon have identical oxygen isotope compositions, even though ...
Space Exploration
Oct 17, 2012
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European scientists developed solid-state semiconductor components with magnetic properties, a prerequisite for a new generation of electronic devices exploiting both the charge and the spin of electrons.
Electronics & Semiconductors
Oct 17, 2012
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A discovery by New York University physicists that has potential to significantly enhance computer memory has been cited by Applied Physics Letters as "one of the most notable" articles the journal has published over the ...
General Physics
Oct 12, 2012
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Scientists who study the ultra-small world of atoms know it is impossible to make certain simultaneous measurements, for example finding out both the location and momentum of an electron, with an arbitrarily high level of ...
Quantum Physics
Oct 4, 2012
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(Phys.org)—There are still unanswered questions regarding how the Moon was formed. Improved simulation methods and higher-performance supercomputers have now paved the way for an alternative development model that could ...
Space Exploration
Sep 17, 2012
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Makers and sellers of consumer-electronics devices have been releasing their earnings reports for the latest quarter. Here's a look at selected companies that report unit sales on phones, tablet computers and other devices. ...
Business
Sep 6, 2012
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