Physical chemistry – Page 18
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OpinionLetters: November 2020
Readers share how they’ve adapted to Covid-19, and muse on AI and the liberating impacts of chemistry
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ResearchSilanols explain the lethal toxicity of silica dust
After decades of ambiguity, scientists have finally discovered what makes silica toxic
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ResearchPlanar fivefold bonding with silicon and germanium at the centre
Electronegative elements key to stabilising exotic structures, simulations show
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ResearchUltrafast experiments capture speed-of-light excitation delay as photon travels across H2
Photon excites one end of the molecule first, and then the other end 247 zeptoseconds later
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ResearchHammett equation parameters optimised for improved predictive power
Update overcomes limitations and eliminates human biases intrinsic to the original formulation
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ResearchUniversal chemistry software can turn words into chemicals
System could be the beginning of a brave new world of democratised chemistry
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ResearchSuper-cool study finds hints as to why water is so weird
Preventing complete freezing down to 135K supports theories suggesting a two-state mixture exists
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ResearchNew carbon allotrope predicted to hit bandgap sweet spot
Mixed hybridisations of carbon could see Me-graphene have a Poisson’s ratio close to zero
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ResearchSearching for superconductors with supercomputers
What if most materials are superconductors under the right conditions, wonders José Flores-Livas
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OpinionWhy do we still do chemistry?
It’s still not clear whether quantum chemistry has all the answers
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ResearchSalt crystal grows legs to avoid slippery surface
Sodium chloride’s self-lifting crystallisation has been observed for the first time
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ResearchLiquid hydrogen rethink has astronomical implications
Machine learning simulates smooth transition between states, which could affect giant planets
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ResearchHybrid light–matter particles offer tantalising new way to control chemistry
Early experiments are revealing that vacuum-field catalysis could make reactions happen with mirrors and nothingness
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ResearchViewpoint shift designs drug binding proteins from scratch
New method focuses on the groups touching amino acid side chains
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ResearchHydrogen bonds join forces to maximise water–water interaction
Cooperative environment encourages stronger chemistry
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ResearchMolecular state switching technique offers insight into reactions’ complexity
New technique offers exceptional chemical control
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ResearchSimulation says supercritical water has no hydrogen bonds
Computational approach seeks to clarify bonding confusion
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ResearchIBM seeks to simplify robotic chemistry
RoboRXN system extends AI approach to extracting and checking chemistry information from patent literature to programming automation
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ResearchSulfur study delivers first experimental proof of a liquid–liquid critical point
Researchers interpret density anomaly as a sign of the critical opalescence phenomenon
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OpinionChemists amid coronavirus: Anya Gryn’ova
The computational chemist has returned to her Heidelberg research institute after months of lockdown, and is thankful to be living in Germany