Scientists create a new electronegativity scale
Skoltech chemists have proposed a new electronegativity scale and published their findings in Nature Communications.
Analytical Chemistry
Apr 7, 2021
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Page 16 - News tagged with chemical bond
Water surface molecules lose energy through rotation of free OH group
Chemical reactions and physical processes that involve water surfaces will be easier to model thanks to the discovery by an all-RIKEN team of how the molecules at water surfaces lose energy.
Analytical Chemistry
Apr 2, 2021
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71
Molecular iodine catalyzes processes for antiviral and pharmaceutical syntheses
Synthesizing pharmaceuticals for cancer, viral diseases, and other medical conditions is slow work. A particularly challenging chemical transformation is to start with what's known as an unactivated alkene—a common molecular ...
Materials Science
Mar 16, 2021
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71
Perseverance rover's SuperCam science instrument delivers first results
The first readings from the SuperCam instrument aboard NASA's Perseverance rover have arrived on Earth. SuperCam was developed jointly by the Los Alamos National Laboratory (LANL) in New Mexico and a consortium of French ...
Space Exploration
Mar 11, 2021
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Chemists develop variety of industrially important synthetic processes
The formation of double bonds between two carbon atoms (C=C) is of central significance in natural organisms. The vast majority of natural substances therefore contain one or more of these double bonds. Compounds with C=C ...
Materials Science
Mar 2, 2021
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19
Molecular bridges power up printed electronics
The exfoliation of graphite into graphene layers inspired the investigation of thousands of layered materials: amongst them transition metal dichalcogenides (TMDs). These semiconductors can be used to make conductive inks ...
Nanomaterials
Feb 25, 2021
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66
Fossil fuels may still contribute to air pollution even when the car is turned off
Long-chain alkanes, key chemical components of fossil fuels such as gasoline, contribute to urban air pollution even if they are not combusted, reports a study published in Communications Chemistry.
Other
Feb 22, 2021
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6
Breakthrough in organic chemistry: Asymmetric syntheses of useful, unique chiral compounds
Atropisomers are a class of stereoisomers (chemical compounds that differ in spatial arrangement of atoms) arising from restricted rotation around a single bond and have various applications in chemistry. To date, most research ...
Materials Science
Feb 16, 2021
1
7
How can researchers quickly access complex molecules for drug discovery?
The function of molecules used in drugs in part depends on their structure, including the many chemical bonds between their atoms. These molecules can be built through several different chemical reactions, most of which are ...
Materials Science
Feb 16, 2021
1
4
Combination of pine scent and ozone as super source of particulate emissions
Scientists have managed to figure out why conifer forests produce so many fine particles into the atmosphere. Aerosol particles are particularly abundant when α-pinene, the molecule responsible for the characteristic pattern ...
Environment
Feb 11, 2021
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