Atoms and bonds – Page 17
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ResearchNitrogen radical chemistry sees the light
Daniele Leonori explains how his group is taking inspiration from 30-year-old chemistry to devise shorter syntheses for bioactive compounds
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ResearchHow many water molecules make a droplet?
Water molecules behave like bulk water when surrounded by a sea of 20 others
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ResearchElectric fields flick the quantum-tunnelling switch in cold reactions
Reaction kinetics affected by direction of external electric field under cryogenic conditions
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ResearchThe hole story of how cage molecules could transform synthesis and separation
Chemists are getting to grips with how to put molecules inside other molecules and how this could protect highly reactive reagents and create enzyme-like catalysts
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ResearchFirst flat tetravalent silicon stabilised by metals and aromaticity
Chemists make stable compound featuring a silicon atom that forgoes tetrahedral geometry
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ResearchBeryllole is the first alkaline earth metal antiaromatic molecule
Metallacyclopentadiene is the first beryllium compound to engage in π system chemistry
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ResearchDFT boosts machine-learning models of nucleophilic aromatic substitution reactions
Best of both worlds for computational organic chemistry predictions
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ResearchHow tunnelling titanium turns a perfect crystal into a bad heat conductor
Quantum tunnelling is key to solving the mystery of why some defect-free crystals have such low thermal conductivities
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ResearchHeavy-metal cluster sets size record for metal aromaticity
12 bismuth ring creates ‘substantial’ π aromaticity with only two aromatic electrons
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ResearchExplosive imaging captures helium dimer’s wave function
Technique could provide insight into other exotic states
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Research258-atom endless knot created with thiazole ligands
Closed loop structure resembles Celtic and Buddhist symbols
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ResearchMicroscopy technique enables detailed imaging of nucleation process
Phase-enhanced environmental SEM allows researchers to probe droplet and bubble formation
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ResearchFluorescent molecule breaks size record for green-emitting dyes
Study identifies 14-atom fluorophore with range of potential biological applications
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ResearchIntricate supramolecular rosette demonstrates power of cooperative interactions
Rosette assembles inside porphyrin nanoring when all components are present
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ResearchRandomness model used to simulate crystal growth
Tool can replicate and predict experimental results for crystal morphology and surface topology for several types of material
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ResearchRefinement method uses quantum calculations to detail intricacies in crystal structures
Technique tackles disordered structures and compounds containing heavy elements
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ResearchHow to solve a ‘nasty’ compound’s structure with a million-Euro synchrotron
Chemists overcomes challenges of handling explosive and toxic nitrogen to investigate its structure using Germany’s most expensive x-ray source
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ResearchExperimental proof of liquid–liquid transition in supercooled water
Diffraction measurements taken whilst laser heating pressurised water from an exotic frozen state
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ResearchMoths draped in stealth acoustic cloak evade bat sonar
Two species have wing scales covered in a complex metamaterial
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ResearchTheoretical study predicts iron–carbon quadruple bond
Bond could begin a new trend in main group multiple bonding