Tetraphenylammonium, with all four hydrogens of ammonium (NH4+) replaced with benzene rings, has neither been discovered in nature nor chemically synthesized, calling into question whether it could exist. Here, we succeeded ...
Analytical Chemistry
Jun 3, 2022
0
122
Every time a new cancer drug is announced, it represents hundreds of researchers spending years behind the scenes working to design and test a new molecule. The drug has to be not only effective, but also as safe as possible ...
Biochemistry
Apr 29, 2022
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104
MIT chemists have devised a new chemical reaction that allows them to synthesize a phosphorus-containing ring, using a catalyst to add phosphorus to simple organic compounds called alkenes.
Materials Science
Apr 21, 2022
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363
An approach that produces single-crystal graphene sheets on large-scale electrically insulating supports could help with the development of next-generation nanomaterial-based devices, such as very light and thin touchscreens, ...
Materials Science
Mar 31, 2022
1
113
In synthetic organic chemistry, so-called cycloadditions are a particularly important class of reactions. With this type of reaction, ring-shaped molecules can be constructed simply and efficiently by joining ("adding") two ...
Materials Science
Mar 23, 2022
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102
Our eyes may be windows on the world, but our fingertips put us in touch with it. To recreate this tactile sense, current technology relies on tiny motors and electricity. However, the bumps and buzzes they generate are not ...
Materials Science
Mar 23, 2022
0
64
Scientists from the Faculty of Pure and Applied Sciences at the University of Tsukuba have developed a method for monitoring the temperature using the naturally occurring atom-like defects in diamonds. They found that increased ...
Optics & Photonics
Mar 22, 2022
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253
For centuries people have placed the highest value on diamonds that are not only large but flawless.
Optics & Photonics
Jan 26, 2022
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91
The most common pharmaceuticals on the market are made by chaining together rings of molecules to create the drugs that treat conditions including pain, depression and leukemia.
Analytical Chemistry
Nov 16, 2021
0
18
Materials consisting of a few atomic layers display properties determined by quantum physics. In a stack of such layers, vibrations of the atoms can be triggered by infrared light. New experimental and theoretical work shows ...
Quantum Physics
Oct 12, 2021
0
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