What are the challenges and solutions in theoretical chemistry?
https://www.scitecheuropa.eu/theoretical-chemistry/90124/
https://www.scitecheuropa.eu/theoretical-chemistry/90124/
A dance of two atoms reveals chemical bonds forming and breaking | Science News
https://www.sciencenews.org/article/dance-two-atoms-reveals-chemical-bonds-forming-breaking
https://www.sciencenews.org/article/dance-two-atoms-reveals-chemical-bonds-forming-breaking
Science News
A dance of two atoms reveals chemical bonds forming and breaking
Two rhenium atoms approach and retreat from one another in an electron microscope video.
Largest molecular wheel ever made pushes limits of aromaticity rules | Research | Chemistry World
https://www.chemistryworld.com/news/largest-molecular-wheel-ever-made-pushes-limits-of-aromaticity-rules/4011060.article
https://www.chemistryworld.com/news/largest-molecular-wheel-ever-made-pushes-limits-of-aromaticity-rules/4011060.article
Chemistry World
Largest molecular wheel ever made pushes limits of aromaticity rules
Giant, 162 π-electron aromatic ring shows that we haven't reached the upper limit of Hückel's rule yet
Reimagining of Schrödinger’s cat breaks quantum mechanics — and stumps physicists
https://www.nature.com/articles/d41586-018-06749-8
https://www.nature.com/articles/d41586-018-06749-8
Nature
Reimagining of Schrödinger’s cat breaks quantum mechanics — and stumps physicists
In a multi-‘cat’ experiment, the textbook interpretation of quantum theory seems to lead to contradictory pictures of reality, physicists claim.
Venera_Khoromskaia_Boris_Khoroms.pdf
29.7 MB
Venera Khoromskaia, Boris N. Khoromskij - Tensor Numerical Methods in Quantum Chemistry
Density functional theory error discovered
https://cen.acs.org/physical-chemistry/computational-chemistry/Density-functional-theory-error-discovered/97/web/2019/07
https://cen.acs.org/physical-chemistry/computational-chemistry/Density-functional-theory-error-discovered/97/web/2019/07
Chemical & Engineering News
Density functional theory error discovered
Free energy results can vary significantly with the computational method, but a simple fix reduces errors
Researchers find evidence for metallic hydrogen at 425 gigapascals
https://phys.org/news/2020-01-evidence-metallic-hydrogen-gigapascals.amp
https://phys.org/news/2020-01-evidence-metallic-hydrogen-gigapascals.amp
phys.org
Researchers find evidence for metallic hydrogen at 425 gigapascals
A team of researchers, two with the French Atomic Energy Commission (AEC) and a third with the Soleil synchrotron, have found evidence of a phase change for hydrogen at a pressure of 425 gigapascals. ...
Linus_Pauling,_E__Bright_Wilson_Jr.pdf
7.7 MB
Linus Pauling - Introduction to Quantum Mechanics
John_M_Stewart_Python_for_scientists.pdf
3 MB
John M. Stewart - Python for Scientists
Breakthrough creates tough material able to stretch, heal and defend itself
https://phys.org/news/2020-02-breakthrough-tough-material-defend.amp
https://phys.org/news/2020-02-breakthrough-tough-material-defend.amp
phys.org
Breakthrough creates tough material able to stretch, heal and defend itself
While eating takeout one day, University of Chicago scientists Bozhi Tian and Yin Fang started thinking about the noodles—specifically, their elasticity. A specialty of Xi'an, Tian's hometown in China, ...
The 120-year old cold case for the Grignard reaction is finally solved
https://phys.org/news/2020-02-year-cold-case-grignard-reaction.amp
https://phys.org/news/2020-02-year-cold-case-grignard-reaction.amp
phys.org
The 120-year old cold case for the Grignard reaction is finally solved
The Grignard reaction is used to synthesize carbon-carbon bonds, a crucial step for making new molecules for academic and industry uses. Finding efficient and selective methods for this reaction, using ...
The experimental observation of echoes in a single molecule
https://phys.org/news/2020-02-experimental-echoes-molecule.amp
https://phys.org/news/2020-02-experimental-echoes-molecule.amp
phys.org
The experimental observation of echoes in a single molecule
Echoes, sounds that are repeated or reverberate as a result of waves reflected back to the listener, occur in several physical systems. In physics research, echoes are typically used to eliminate the ...
[Kenneth_G._Dyall,_Knut_Faegri_Jr.]_Introduction.pdf
2 MB
Kenneth G. Dyall; Knut Fægri, Jr. - Introduction to Relativistic Quantum Chemistry
New material has highest electron mobility among known layered magnetic materials
https://m.phys.org/news/2020-02-material-highest-electron-mobility-layered.html
https://m.phys.org/news/2020-02-material-highest-electron-mobility-layered.html
phys.org
New material has highest electron mobility among known layered magnetic materials
All the elements are there to begin with, so to speak; it's just a matter of figuring out what they are capable of—alone or together. For Leslie Schoop's lab, one recent such investigation has uncovered ...
👆Reposting Materials Studio 2017 for windows. Full version
https://phys.org/news/2020-02-quantum-effect-spin-rotation-coupling.html
https://phys.org/news/2020-02-quantum-effect-spin-rotation-coupling.html
https://phys.org/news/2020-02-quantum-effect-spin-rotation-coupling.html
phys.org
Novel quantum effect found: Spin-rotation coupling
Imagine a dancer en pointe, spinning on her own axis while dancing on a rotating carousel. She might injure herself when both rotations add up and the angular momentum is transferred. Are similar phenomena ...