News tagged with particle formation
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 ...
Apr 09, 2012 |
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Ultra-fast outflows help monster black holes shape their galaxies
(PhysOrg.com) -- A curious correlation between the mass of a galaxy's central black hole and the velocity of stars in a vast, roughly spherical structure known as its bulge has puzzled astronomers for years. ...
Feb 27, 2012 |
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Researchers say galaxy may swarm with 'nomad planets'
(PhysOrg.com) -- Our galaxy may be awash in homeless planets, wandering through space instead of orbiting a star.
Feb 23, 2012 |
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New climate-cooling molecule found
Scientists have succeeded in detecting and analyzing a new atmospheric molecule whose existence has long been suspected but never proved.
Space & Earth / Earth Sciences
Jan 16, 2012 |
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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
Dec 20, 2011 |
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Vacuum-like device makes cellular exploration easier
It's a bit of a challenge. But, imagine a microscopic jet vacuum cleaner, the size of a pen nib that hovers over cell surfaces without ever touching them. Then imagine that the soap in the cleaning solution ...
Sep 20, 2011 |
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Exotic galaxy reveals tantalizing tale
(PhysOrg.com) -- A galaxy with a combination of characteristics never seen before is giving astronomers a tantalizing peek at processes they believe played key roles in the growth of galaxies and clusters ...
Aug 25, 2011 |
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Tiny ring laser accurately detects and counts nanoparticles
(PhysOrg.com) -- A microlaser no bigger than a pinprick can accurately detect and count individual viruses, the particles that jumpstart cloud formation or those that contaminate the air we breathe.
Jun 28, 2011 |
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Oxygen isotope analysis tells of the wandering life of a dust grain 4.5 billion years ago
Scientists have performed a micro-probe analysis of the core and outer layers of a pea-sized piece of a meteorite some 4.57 billion years old to reconstruct the history of its formation, providing the first ...
Mar 03, 2011 |
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Young-star discovery hints magnetism common to all cosmic jets
(PhysOrg.com) -- Astronomers have found the first evidence of a magnetic field in a jet of material ejected from a young star, a discovery that points toward future breakthroughs in understanding the nature ...
Nov 25, 2010 |
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'Archeologists of the air' isolate pristine aerosol particles in the Amazon
Environmental engineers who might better be called "archeologists of the air" have, for the first time, isolated aerosol particles in near pristine pre-industrial conditions.
Space & Earth / Earth Sciences
Sep 16, 2010 |
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Planck highlights the complexity of star formation
New images from ESA's Planck space observatory reveal the forces driving star formation and give astronomers a way to understand the complex physics that shape the dust and gas in our Galaxy.
Apr 26, 2010 |
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Scientists reveal Milky Way's magnetic attraction
(PhysOrg.com) -- An international research project involving the University of Adelaide has revealed that the magnetic field in the centre of the Milky Way is at least 10 times stronger than the rest of the ...
Jan 06, 2010 |
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'Particle soup' discovery will improve climate predictions
(PhysOrg.com) -- New research from scientists at The University of Manchester is set to improve predictions about climate and air quality - and make life easier for those suffering from respiratory problems.
Space & Earth / Earth Sciences
Dec 21, 2009 |
4.1 / 5 (7) |
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New approach to emissions makes climate and air quality models more accurate, major study finds
It's no secret that the emissions leaving a car tailpipe or factory smokestack affect climate and air quality. Even trees release chemicals that influence the atmosphere. But until now, scientists have struggled to know where ...
Space & Earth / Earth Sciences
Dec 10, 2009 |
3.9 / 5 (7) |
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