(Phys.org) —Scientists studying the atmosphere above Barrow, Alaska, have discovered unprecedented levels of molecular chlorine in the air, a new study reports.
Earth Sciences
Jan 13, 2014
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It may not kill them outright, but low-level PCB (polychlorinated biphenyls) contamination disrupts how some birds sing their songs, report Cornell researchers.
Plants & Animals
Sep 19, 2013
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In the first side-by-side tests of a half-dozen palladium- and iron-based catalysts for cleaning up the carcinogen TCE, Rice University scientists have found that palladium destroys TCE far faster than iron -- up to a billion ...
Nanomaterials
Jun 27, 2012
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NOAA scientists and their colleagues from Boulder, Colo., and across the country have gathered in Erie, Colo., for a month-long study of the chemistry of the wintertime atmosphere, which they hope will shed light on some ...
Earth Sciences
Mar 2, 2011
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For the first time in history, a change will be made to the atomic weights of some elements listed on the Periodic table of the chemical elements posted on walls of chemistry classrooms and on the inside covers of chemistry ...
Materials Science
Dec 15, 2010
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The smell of sea salt in the air is a romanticized feature of life along a seacoast. Wind and waves kick up spray, and bits of sodium chloride - common table salt - can permeate the air.
Earth Sciences
Mar 10, 2010
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(PhysOrg.com) -- Propylene oxide is an important bulk chemical that is used primarily in the production of polyurethane plastics. Currently, propylene oxide is usually made from propylene (propene) in a process that uses ...
Nanomaterials
Oct 1, 2009
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(PhysOrg.com) -- Burning of fossil fuels pumps chemicals into the air that react on surfaces such as buildings and roads to create photochemical smog-forming chlorine atoms, UC Irvine scientists report in a new study.
Environment
Jul 20, 2009
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The description of compounds and interactions between atoms is one of the basic objectives of chemistry. Admittedly, chemical bonding models, which describe these properties very well, already exist. However, any deviation ...
Analytical Chemistry
May 4, 2009
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