(AP) -- The natural gas boom gripping parts of the U.S. has a nasty byproduct: wastewater so salty, and so polluted with metals like barium and strontium, that most states require drillers to get rid of the stuff by injecting ...
Environment
Jan 3, 2011
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(PhysOrg.com) -- A massive treatment wall under construction this week at a Western New York nuclear waste cleanup site will stop radioactive contamination in its tracks for literally decades, according to University at ...
Environment
Oct 21, 2010
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Everybody loves a race to the wire, even when the result is a tie. The great irony is the ultraprecise clocks that could result from this competition could probably break any tie.
Quantum Physics
Nov 17, 2009
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In an international first, scientists from the Institute of Quantum Optics and Quantum Information (IQOQI, Austria) produced a Bose-Einstein condensate of the alkaline-earth element strontium, thus narrowly winning an international ...
Quantum Physics
Nov 9, 2009
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(PhysOrg.com) -- Recently, a trio from Pacific Northwest National Laboratory and Louisiana Tech University showed that strontium ions congregate on water's surface. Their computer simulation and careful calculations finally ...
Materials Science
Oct 27, 2009
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(PhysOrg.com) -- Monochromatic light-emitting diodes cover a large part of the visible spectrum with high effi-ciency. For blue light, nitride diodes achieve external quantum efficiencies in excess of 65%, i. e., one photon ...
Condensed Matter
Jul 23, 2009
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(PhysOrg.com) -- A clever materials science technique that uses a silicon crystal as a sort of nanoscale vise to squeeze another crystal into a more useful shape may launch a new class of electronic devices that remember ...
Nanophysics
May 6, 2009
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(PhysOrg.com) -- The technology of storing electronic information - from old cassette tapes to shiny laptop computers - has been a major force in the electronics industry for decades.
General Physics
Apr 16, 2009
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