All Atoms and bonds articles – Page 30
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Research
First arsenic–germanium double bond made
Scientists use push–pull substitution to synthesise heavy imine
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Research
Molecular necklace with record 24 positive charges made
Supercharged catenane squeezes 24 positive charges into five-ring interlocked system
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Research
Valence bond theory probes fundamental nature of hydrogen bonding
New insight reignites covalent versus electrostatics debate
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Research
Cuboctahedral copper cluster promotes main group coordination to new high
First examples of compounds in which a sulfide, chloride or bromide ion holds so large a coordination number
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Feature
Derek Barton and shape-shifting molecules
It’s 100 years since Derek Barton was born. Mike Sutton looks at his work developing conformational analysis
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Research
Probability count reveals single atoms under electron microscope
Statistical model removes human bias in finding individual atoms in fuzzy images
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Opinion
Solving oxidation states
Exceptions to Iupac’s definition means the rule still needs refinement
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Research
Puzzle of why very similar sugars can taste much sweeter than others solved
The sweetest saccharides form the strongest and shortest hydrogen bonds
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Research
A sweet way to make graphene
Green method generates nanomaterial by exfoliating graphite with sugars
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Research
Trapped-ion quantum computer does chemistry calculations for the first time
For an accurate quantum simulation, all you need is a few atoms
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Research
Nanotube locked inside a porphyrin
Rotaxane-like assembly formed from mechanically interlocked carbon nanotubes and macrocylic porphyrin rings
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Feature
150 years of helium
Humanity took a long time to notice the second most common chemical element in the universe, James Mitchell Crow notes. Today we would struggle to do without it
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Research
2D materials captured at highest ever resolution
Single-atom defects visualised in a molybdenum disulfide monolayer in unprecedented detail using electron microscopy
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Research
‘Break it to make it’ reaction to diversify drugs structures
Carbon–carbon bond breaking reaction might make chemists rethink how they build molecules
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Research
Most complex reaction ever triggered by atomic manipulation makes molecular wire
Construction helps shed new light on mechanism of century-old reaction
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Review
Beyond weird: why everything you thought you knew about quantum physics is different
Philip Ball sets himself the task of explaining quantum mechanics
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Research
AI teaches itself to identify materials – and predict new ones too
Neural network trained up on 50,000 crystal structures shows promise rapidly navigating chemical element combinations
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Research
Laser spectroscopy offers first glimpse at nobelium nuclei
Adapted technique offers experimental insights to theorists studying superheavy elements
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Research
Drastically different mechanical properties from the same compound
4-bromophenyl 4-bromobenzoate can be plastic, elastic or brittle