News tagged with organic particles

Gases drawn into particles stay there

(Phys.org) -- Contrary to expectations, formation and growth of complex organic particles generated during oxidation of volatile organic molecules by ozone and nitrate follows a non-equilibrium path, according ...

Chemistry / Materials Science

created Apr 09, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Is it snowing microbes on Enceladus?

There's a tiny moon orbiting beyond Saturn's rings that's full of promise, and maybe -- just maybe -- microbes.

Space & Earth / Space Exploration

created Mar 28, 2012 | popularity 4.8 / 5 (12) | comments 4 | with audio podcast

All-inorganic nanocrystals boost infrared emission

New chemistry has been developed to integrate lead chalcogenide nanocrystals into continuous inorganic matrices of chalcogenide glasses. Inorganic capping, rather than conventional organic capping ligands, ...

Nanotechnology / Nanomaterials

created Mar 14, 2012 | popularity not rated yet | comments 0

Characterization of winter organic aerosols in Beijing, China

Organic aerosol (OA) is a crucial component of atmospheric fine particles. To achieve a better understanding of the sources of OA is very significant for air pollution control. In the 2012, Vol 57(7) of Chinese Sc ...

Space & Earth / Earth Sciences

created Mar 05, 2012 | popularity not rated yet | comments 0

Gasoline worse than diesel when it comes to some types of air pollution: study

The exhaust fumes from gasoline vehicles contribute more to the production of a specific type of air pollution-secondary organic aerosols (SOA)-than those from diesel vehicles, according to a new study by scientists from ...

Space & Earth / Environment

created Mar 02, 2012 | popularity 1 / 5 (1) | comments 3

Experts call for cleaner air to tackle invisible killer

Urgent action is needed to reduce the high concentrations of dangerous air pollutants in Europe, according to experts writing in the European Respiratory Journal today (1 March 2012).

Space & Earth / Environment

created Mar 01, 2012 | popularity not rated yet | comments 0

Gases drawn into smog particles stay there, study reveals

Airborne gases get sucked into stubborn smog particles from which they cannot escape, according to findings by UC Irvine and other researchers published today in the Proceedings of the National Academy of ...

Space & Earth / Earth Sciences

created Feb 21, 2012 | popularity 5 / 5 (2) | comments 2 | with audio podcast

China's pollution related to E-cars may be more harmful than gasoline cars, researchers find

Electric cars have been heralded as environmentally friendly, but findings from University of Tennessee, Knoxville, researchers show that electric cars in China have an overall impact on pollution that could be more harmful ...

Space & Earth / Environment

created Feb 13, 2012 | popularity 3.3 / 5 (13) | comments 16 | with audio podcast

Physicist creates scale model of LHC ATLAS experiment of out LEGO blocks

(PhysOrg.com) -- The Large Hadron Collider at the European Organization for Nuclear Research (CERN) in Switzerland has generated a lot of news of late, e.g. the announcement that a team had found what it believes ...

Physics / General Physics

created Dec 30, 2011 | popularity 3.6 / 5 (17) | comments 19 | with audio podcast report

Climate sensitivity greater than previously believed

Many of the particles in the atmosphere are produced by the natural world, and it is possible that plants have in recent decades reduced the effects of the greenhouse gases to which human activity has given rise. One consequence ...

Space & Earth / Environment

created Dec 20, 2011 | popularity 4 / 5 (4) | comments 8

Air pollution levels from Deepwater Horizon spill similar to large urban area

(PhysOrg.com) -- The amount of air pollutants in the atmospheric plume generated by the Deepwater Horizon oil spill was similar to a large city according to a new NOAA-led study published today in a special ...

Space & Earth / Environment

created Dec 20, 2011 | popularity 5 / 5 (3) | comments 1 | with audio podcast

A dance of aerosols: Study shows plant-sourced particles pick and choose their partners

(PhysOrg.com) -- In the complex molecular mixer that is the atmosphere, some molecules dance with others and some are wallflowers, according to scientists at Pacific Northwest National Laboratory. Using a ...

Space & Earth / Earth Sciences

created Dec 20, 2011 | popularity 5 / 5 (1) | comments 0

Scientists excited over hints of finding an elusive particle

Scientists are quivering with anticipation - flying halfway around the world for a close-up view of the action and devouring the latest updates from the blogosphere the way some girls track the doings of Justin Bieber.

Physics / General Physics

created Dec 12, 2011 | popularity 3.5 / 5 (13) | comments 33

The birth of a cloud droplet

(PhysOrg.com) -- Wrapped in mystery, the formation of a cloud droplet comes down to physics. Pacific Northwest National Laboratory led a research team that has helped peel away another layer of the cloud droplet ...

Space & Earth / Earth Sciences

created Oct 31, 2011 | popularity 3.8 / 5 (4) | comments 1

Can aromatherapy produce harmful indoor air pollutants?

Spas that offer massage therapy using fragrant essential oils, called aromatherapy, may have elevated levels of potentially harmful indoor air pollutants such as volatile organic compounds (VOCs) and ultrafine ...

Space & Earth / Environment

created Oct 20, 2011 | popularity 4 / 5 (1) | comments 0