Physical chemistry – Page 8
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ResearchElectrons become chiral reagent in polymer synthesis
Chiral polymer made from completely achiral chemicals using only electrons’ angular momentum
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ResearchComputational study says polonium can form hydrogen bonds
Bonds driven by relativistic effects, rather than electronegativity differences
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OpinionWhy AlphaFold won’t revolutionise drug discovery
Protein structure prediction is a hard problem, but even harder ones remain
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NewsAlphaFold has predicted the structures of almost every known protein
Google offshoot DeepMind has released more than 200 million predicted 3D structures, covering nearly the entire protein universe
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ResearchRich chemistry revealed by tip microscopy pulses’ bond making and breaking
Using an STM, scientists have been able to precisely switch between three different molecules, opening the way to multiple selective transformations
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ResearchImprobable rotaxane made using a foldamer helix
Macrocycle displaced to a site for which it has no formal affinity
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OpinionLessons in meaning from surface science
Do the measurements we take in vacuum mean anything in real-life situations?
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ResearchTheories on origin of enzymes’ catalytic power united
Transition state stabilisation and ground state destabilisation both reduce the energy barrier by enhancing charge density but vary in their timing
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OpinionCallendar’s platinum thermometer
Solving the hot topic of accurate and reproducible temperature measurement
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ResearchPerfectly planar stable silicon clusters with six contacts predicted
Hexacoordinated systems theorised to remain stable, even with protecting ligands
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OpinionIn search of the chemical bond
Philosophy of science can help us discover new ways of understanding whether bonds really exist
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ResearchElectric fields bring new dimension to debate on atomic size
A new methodology gives surprising answers to an old question
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ResearchQuantum nature of hydrogen bonds observed in acid–base complex
Spectroscopic evidence of proton delocalisation could change the way we approach acid–base chemistry
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OpinionLetters: June 2022
Readers share poems and memories, and report a textbook theft by the man who stole Einstein’s brain
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OpinionCarolyn Bertozzi: ‘Shooting hoops is very meditative’
The celebrated chemical biologist who dreamed of being a rock star before inventing the field of bioorthogonal chemistry
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ResearchMagnetic fields generate intricate periodic trends
By including magnetic fields in conceptual DFT, scientists have been able to use it to predict chemical behaviour under extreme conditions
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ResearchRydberg atoms can form molecular bonds with charged species
Researchers observe unusual bond, which is substantially longer than classical covalent interactions
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NewsYield-predicting AI needs chemists to stop ignoring failed experiments
For machine-learning algorithms to make accurate yield predictions, chemists need to start reporting more low-yielding reactions and spell out implied experimental details
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ResearchAI-engineered enzyme eats entire plastic containers
Enzyme with only five amino acid alterations depolymerises 51 different PET products faster and at lower temperature than other proteins