Chemical bonding – Page 3
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ResearchAnti-electrostatic halogen bonding shown in solution for the first time
UV-vis spectroscopy and computational analysis explore nature of counterintuitive anionic interaction
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ResearchBond between artificial and natural atom measured for the first time
Chemists reveal the tiny forces in chemical bonds between quantum corrals and AFM tip atoms
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OpinionHow values influence decisions in science
Empirical evidence is not always sufficient to determine the models we use
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ResearchExotic bond takes computational chemists by surprise
New results could help to solve the dispute around the strange Na–B bond in NaBH3–
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ResearchUnstable silicon double bonds tamed in polymers made on metals
Process could ‘open the door’ to new electronic materials
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OpinionHow philosophy helps solve puzzles in chemistry
Without realising it, chemists use a range of philosophical tools to probe the world
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OpinionWhen 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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ResearchIntricate supramolecular rosette demonstrates power of cooperative interactions
Rosette assembles inside porphyrin nanoring when all components are present
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ResearchHydrogen bonds join forces to maximise water–water interaction
Cooperative environment encourages stronger chemistry
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ResearchSimulation says supercritical water has no hydrogen bonds
Computational approach seeks to clarify bonding confusion
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ResearchHydrogen bond imparts more stability on transition state than expected
Study reveals importance of repulsive interactions
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ResearchMacrocycles slide freely across carbon nanotubes
Simulations suggest macrocycles show superlubricity at room temperature
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ResearchExcited state potential energy curves reignite diatomic carbon’s bond order conundrum
Molecular orbital theory-based approach backs quadruple bond
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ResearchBeautiful molecules ring up with a purpose
How Stephen Goldup used his experience in organic synthesis to find a supramolecular niche
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ResearchNew silicon–silicon bond is a rare example of a π bond without a σ bond
Discovery made in silicon analogue of bicyclobutane
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ResearchHydrogen bonds are single atom nickel’s secret for carbon dioxide reduction
Computational calculations show that hydrogen atoms and charge capacity are behind nickel’s high activity and selectivity in electrochemical carbon dioxide reduction
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ResearchNew type of bond is the first to defy actinide contraction trend
Bonds discovered in metallacycles are unique to the 5f elements
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![An image showing a [2]catenane](https://d2cbg94ubxgsnp.cloudfront.net/Pictures/100x67/0/0/4/504004_fja0c01757_0007.jpeg_49119.jpg)
ResearchMechanical protecting group shields molecules from stress and strain
Catenane makes force-activated molecules more resistant mechanical bond breaking
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![An image showing the bonding pattern of [2]catenane](https://d2cbg94ubxgsnp.cloudfront.net/Pictures/100x67/2/8/7/503287_c9cc09483kf2_286914.png)
ResearchAromaticity lends stability to carbon-only catenanes
Catenanes of newly discovered C18 rings are theoretically possible thanks to the kinetic quirks of aromaticity
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ResearchRhenium plays starring role in bond movie
Controllable energy input from transmission electron microscope captures atoms dissociating and recombining