Highly oxygenated organic molecules are a key component of atmospheric secondary organic aerosol. However, the origin and formation mechanism of highly oxygenated organic molecules with high unsaturation (HU-HOMs), remain ...
Materials Science
Jul 25, 2022
0
17
Projected growth in rocket launches for space tourism, moon landings, and perhaps travel to Mars has many dreaming of a new era of space exploration. But a NOAA study suggests that a significant boost in spaceflight activity ...
Space Exploration
Jun 22, 2022
0
139
Carbon nanostructures that formed in circumstellar envelopes around carbon-rich stars may have a shared chemical origin with soot particles produced by fuel combustion. The same reaction mechanism may underpin each process, ...
Nanophysics
May 16, 2022
0
49
Haze is formed when a cocktail of various gaseous pollutants is oxidized and forms particulate matter diffusing sunlight. This process is mainly mediated by hydroxyl radicals (OH), and researchers have now discovered a new ...
Materials Science
Mar 31, 2022
0
127
Using conductive metal oxides as catalysts, researchers have developed an electrification strategy aimed at decreasing the ignition temperature of soot. Relevant results were published in Nature Catalysis.
Materials Science
Jan 10, 2022
0
204
Soot is one of the world's worst contributors to climate change. Its impact is similar to global methane emissions and is second only to carbon dioxide in its destructive potential. This is because soot particles absorb solar ...
Nanophysics
Nov 17, 2021
0
48
A hidden, newly discovered molecular dance could hold the answer to the problem of soot pollution.
Materials Science
Aug 3, 2021
0
29
A team of researchers from ETH Zurich has for the first time used simulations on the CSCS supercomputer Piz Daint to investigate how certain aging mechanisms of soot particles in the atmosphere affect cloud formation. The ...
Earth Sciences
Oct 29, 2020
36
820
When fossil fuel or biomass burns, soot—also known as black carbon—fills the air. Black carbon is an important short-term climate driver because it absorbs solar energy and can affect the formation and composition of ...
Earth Sciences
Aug 26, 2020
0
15
New research finds soot from global fires ignited by an asteroid impact could have blocked sunlight long enough to drive the mass extinction that killed most life on Earth, including the dinosaurs, 66 million years ago.
Earth Sciences
Mar 20, 2020
1
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