All Atoms and bonds articles – Page 12
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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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Opinion
When does a hydrogen bond become a covalent bond?
Ultrafast infrared spectroscopy probes the character of the short, strong bonds in HF2–
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Research
First flat tetravalent silicon stabilised by metals and aromaticity
Chemists make stable compound featuring a silicon atom that forgoes tetrahedral geometry
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Research
Beryllole is the first alkaline earth metal antiaromatic molecule
Metallacyclopentadiene is the first beryllium compound to engage in π system chemistry
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Research
DFT boosts machine-learning models of nucleophilic aromatic substitution reactions
Best of both worlds for computational organic chemistry predictions
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Research
How 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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Research
Heavy-metal cluster sets size record for metal aromaticity
12 bismuth ring creates ‘substantial’ π aromaticity with only two aromatic electrons
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Research
Explosive imaging captures helium dimer’s wave function
Technique could provide insight into other exotic states
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Research
258-atom endless knot created with thiazole ligands
Closed loop structure resembles Celtic and Buddhist symbols
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Research
Microscopy technique enables detailed imaging of nucleation process
Phase-enhanced environmental SEM allows researchers to probe droplet and bubble formation
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Research
Intricate supramolecular rosette demonstrates power of cooperative interactions
Rosette assembles inside porphyrin nanoring when all components are present
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Research
Randomness 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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Research
Refinement method uses quantum calculations to detail intricacies in crystal structures
Technique tackles disordered structures and compounds containing heavy elements
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Research
How 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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Research
Experimental 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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Research
Theoretical study predicts iron–carbon quadruple bond
Bond could begin a new trend in main group multiple bonding
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Research
New ordering of elements could help find materials with promising properties
Universal sequence of elements index uses atomic radii and electronegativity to make predictions about simple compounds
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Research
Trinuclear complex is a rare example of bottled double aromaticity
First report of a system containing a ruthenium atom that takes part in two different types of aromaticity simultaneously
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Research
Lessons from an unlikely cadmium carbonyl compound
Complete structural reassignment sees cadmium, carbon and chlorine replaced with rhenium, nitrogen and sulfur
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Opinion
Are chemical entities real?
Proving that atoms and molecules exist is surprisingly difficult
