All Atoms and bonds articles – Page 7
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ResearchTextbook electronegativity model fails when it comes to carbon–halogen bond strengths
Computational analysis finds that it’s size, not electronegativity differences, determining bond strength within periodic table groups
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Research
Double aromaticity puts a hex on gallium
Planar hexacoordinate cluster isn’t stable when other group 13 elements replace gallium
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Research
Clippanes join rotaxanes and catenanes in mechanically interlocked molecule family
Keck-clip molecules consist of two entangled gold–carbene metallotweezers
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First fundamentally new form of adsorption for more than 90 years driven by molecular machines
Unlike physisorption and chemisorption, the newly discovered ‘mechanisorption’ is an active process that can store energy or chemicals
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Squeezed crystal becomes better catalyst
Fine-tuning platinum’s lattice strain with removable atomic spacers boosts its catalytic activity by up to 50%
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Uranium’s strong covalent bond breaks periodic table predictions
Actinide’s unusual covalency could explain its ability to fix nitrogen
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First snapshots of ionised water’s fleeting radical–cation pair
Ultrafast electron diffraction spots hydroxyl–hydronium complex before it separates a hundred quadrillionth of a second later
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Möbius metallacycles show their aromaticity with textbook reactivity
First electrophilic aromatic substitution reactions with unusual molecules
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Webinar
Optimising battery performance through materials characterisation
Discover how materials understanding is key to optimising the performance of battery technology and explore several key technologies to perform this characterisation
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Peptide superstructures speed up Michael reaction
A tripeptide that self-assembles into a supramolecular fibres accelerates an asymmetric benchmark reaction by up to 74%
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First vortex beam made entirely of atoms
Twisting atoms’ quantum mechanical wave function into a helix could reveal insights into atom–matter interactions
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Research
Method to make unusual oligonucleotides could be a boon for gene therapy drugs
Synthesis can insert unusual linkages into DNA molecules while rivalling industry standard chemistry in speed and efficiency
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First fluoronium crystal solves structure controversy
X-ray analysis of elusive cation finally proves it to be a symmetric near-covalent structure, not a carbocation
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Enantioselective synthesis of elusive chiral nitrogen compounds discovered by chance
An ‘elegant and simple’ way to make nitrogen stereocentres by supramolecular recognition
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Machine learning accurately predicts RNA structures using tiny dataset
Development could lead to better understanding of RNA and new medicines
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Overreliance on cryocooled protein structures may compromise computational structure-based drug design
Scientists behind first of its kind study encourage more researchers to analyse protein structures at room temperature
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Chemical definition of brine as water could help clear up Chile’s lithium controversy
As evidence grows that lithium mining damages water sources, reclassifying brine as water – rather than as mineral – could empower Indigenous communities to protect their rights and convince mining companies to act more responsibly
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Electrons in zinc’s filled 3d orbitals can participate in chemical reactions
Super electrophilic trianions accept three additional electrons to support zinc in a +3 oxidation state
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Actinide aromaticity defies predictions
First σ-aromatic thorium cluster extends σ aromaticity to periodic table’s heaviest elements
