Polyamides are present in many different products, such as ropes for mountaineering, parachutes of nylon, and materials for 3D printing. Dicarboxylic acids are used as chemical building blocks for these polyamides. However, ...
Polymers
Aug 28, 2023
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28
Aerosol particles can form and grow in Earth's upper troposphere in an unexpected way, reports the CLOUD collaboration in a paper published today in Nature. The new mechanism may represent a major source of cloud and ice ...
Earth Sciences
May 18, 2022
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25
A discovery by former Carnegie Mellon Ph.D. student, Mingyi Wang, leading a large collaborative team, sheds light on one way new particles are forming in the upper troposphere. The study, published in Nature, reveals an unexpected ...
Materials Science
May 18, 2022
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6
Protons (H+) and hydronium ions (H3O+) in free aqueous solutions seem to migrate faster than other ions due to the the Grotthuss-mechanism. Individual protons do not really migrate at all. Instead, bonds of the hydronium ...
Nanophysics
Sep 8, 2021
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139
Prolonged exposure to high carbon dioxide (acidified) seawater may corrode tooth-like scales (denticles) covering the skin of puffadder shysharks, a study in Scientific Reports suggests. As ocean CO2 concentrations increase ...
Ecology
Dec 19, 2019
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5
New particle formation in the atmosphere provides the nucleation centres required for the formation of clouds, making it an important process for understanding climate. Efforts to investigate the complex balance of chemistry ...
Earth Sciences
Oct 29, 2018
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7
Studies of the relationships between microbes and the organisms they live on are revealing how plants and animals could adapt to climate change.
Environment
Aug 1, 2018
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21
The first global, long-term satellite study of airborne ammonia gas has revealed "hotspots" of the pollutant over four of the world's most productive agricultural regions. Using data from NASA's Atmospheric Infrared Sounder ...
Environment
Mar 16, 2017
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56
Ocean acidification, rising temperatures, eutrophication and loss of oxygen: Life in the oceans has to cope with a variety of factors. How will plants and animals react when global climate change alters their environment? ...
Environment
Aug 9, 2016
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58
Plants are subjected to numerous environmental stresses—drought, extreme temperatures, and excess light can all affect plant growth and quality. Looking for methods to improve the quality of tomato plants, researchers at ...
Biotechnology
Jan 14, 2015
0
13
