Smoke plumes emanating from wildfires are swept high up into the air and spread over thousands of kilometers even days after a fire has been put out. The fine particles and harmful ozone contained in these plumes often have ...
Environment
Jan 9, 2018
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16
This was revealed by the extensive database published by the WHO, which includes measurement data on particulate matter from 3 000 localities in a total of one hundred countries between 2008 and 2014. In addition to Finland, ...
Environment
May 25, 2016
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24
Water, soup, wet paint and other liquids often leave stains as they dry. They include "coffee rings" from dried coffee droplets, soup stains on the dining table, and the patterns salted snowmelt lays down on the pavement. ...
Condensed Matter
Sep 29, 2015
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39
Researchers at Sandia National Laboratories are working to lower the cost of solar energy systems and improve efficiencies in a big way, thanks to a system of small particles.
Energy & Green Tech
Jul 1, 2015
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85
Microspheres in a fluid, spinning in opposite directions, create flow patterns that affect other particles. Computer simulations show the particles self-assembling into different structures at different concentrations: bands, ...
Soft Matter
Jun 2, 2015
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83
(Phys.org)—A new model by a team of researchers with The City College of New York's Benjamin Levich Institute may shed new understanding on the phenomenon known as discontinuous shear thickening (DST), in which the resistance ...
Soft Matter
Jan 16, 2014
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0
Engineers at Sandia National Laboratories, along with partner institutions Georgia Tech, Bucknell University, King Saud University and the German Aerospace Center (DLR), are using a falling particle receiver to more efficiently ...
Energy & Green Tech
Sep 16, 2013
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0
Research by a Victoria University student shows that particulate matter from wood burning fires is a winter health hazard in New Zealand.
Environment
May 7, 2013
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0
Stratum ventilation systems have been touted as a much more energy efficient system for cooling buildings such as school rooms and offices in hotter climes based on the provisions of the recent ANSI/ASHRAE 55-2010. They may ...
Engineering
Dec 17, 2012
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0
Until now, scientists who study air pollution using satellite imagery have been limited by weather. Clouds, in particular, provide much less information than a sunny day.
Earth Sciences
Jul 10, 2012
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