Separating molecules is critical to producing many essential products. For example, in petroleum refining, the hydrocarbons—chemical compounds composed of hydrogens and carbons—in crude oil are separated into gasoline, ...
Materials Science
Sep 10, 2023
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The Perseverance rover, successfully deployed to Jezero crater on Mars in 2021, has many jobs as it bumps along the planet's surface. These jobs include sampling organic compounds in rock and sediment to look for the building ...
Planetary Sciences
Sep 7, 2023
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1
Air pollution dramatically reduces pollination because it degrades the scent of flowers, affecting bees' ability to find them, a study has found.
Plants & Animals
Sep 4, 2023
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246
We are seeing deadly heat and fires circle the world. The Intergovernmental Panel on Climate Change warns we are fast running out of time to secure a liveable and sustainable future. Without emergency action to stop mining ...
Environment
Sep 4, 2023
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10
A research team led by Prof. Chu Yannan at the Hefei Institutes of Physical Science of the Chinese Academy of Sciences applied the untargeted analytical method of headspace solid-phase microextraction-gas chromatography-mass ...
Biochemistry
Aug 30, 2023
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29
A new study has been conducted to understand whether the recent changes in China's air quality were driven by meteorological influences or air pollutant emission reduction efforts. It was led by Prof. Yinchang Feng from the ...
Earth Sciences
Aug 16, 2023
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9
Conductive polymers are also referred to as synthetic metals owing to their electrical conductivity. As precursors of conductive polymers, conjugated polymers are currently being developed as new optical materials to replace ...
Polymers
Aug 8, 2023
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1
Microbes are doing a lot under the soil surface that can't be seen with the naked eye—from sequestering carbon to building the foundation of Earth's crust. But even tiny microbes are feeling the stress of a hotter, drier ...
Ecology
Aug 4, 2023
1
44
This summer, as wildfire smoke blankets large swaths of North America and heat-stoked summer haze reaches its seasonal peak, NASA and its partners are deploying several new tools to observe air quality and pollution from ...
Earth Sciences
Jul 28, 2023
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1
Circularly conjugated compounds with 4n+2 pi-electrons are known as aromatic compounds. They are generally stable and are found in our surroundings. Conversely, anti-aromatic compounds with 4n pi-electrons have been conventionally ...
Analytical Chemistry
Jul 27, 2023
0
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