Analytical chemistry
The latest chemistry news and research on analytical chemistry, including spectroscopy, crystallography, forensics and imaging and microscopy, from the Royal Society of Chemistry's magazine, Chemistry World
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OpinionThe atomic weights of most chemical elements aren’t constant
But those values are constantly refined
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FeatureHow atomic weights change with scientific understanding
Why do the atomic weights on the periodic table keep changing? Kit Chapman meets the team behind the decimal places
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FeatureSerial femtosecond crystallography reveals protein dynamics in real time
Proteins are constantly moving, but our structures of them are static. Clare Sansom talks to the researchers using free-electron lasers to make time-resolved structures
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ResearchAI model links consumer ratings to white wines’ chemical profiles
Machine learning offers insight into how chemical markers influence perceptions of wine quality
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Research‘CrystalGPT’ set to enhance how chemists design crystals in silico
Model for predicting molecular crystal properties is readily adaptable to specific tasks, even with limited data
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OpinionGetting good at human tasks
’What do you mean you had to lock the NMR with an oscilloscope and shim the magnet by hand?’
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ResearchMammoth task of identifying legal ivory made simpler and cheaper by isotope analysis
Technique could help authorities tell legal mammoth ivory from poached elephant ivory
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ResearchPosition of flask on magnetic stirrers can drastically affect reproducibility of experiments
Comprehensive examination reveals improper siting of reaction vessels can affect catalyst formation, alter nanoparticle formation and change yields
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WebinarForensic taphonomy: the chemistry of delivering justice
Join us to discover the chemical processes that occur after death and how they’re revolutionising criminal investigations
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ResearchLotions and perfumes found to affect ‘human oxidation field’ chemistry
What this means for us, if anything, is still unclear
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ResearchAFM maps the way collagen unfolds and refolds in the body
New insights could aid understanding of connective tissue disorders
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ResearchLiquid carbon characterised in the lab for the first time
When targeted by a high-energy laser that generates pressures over one million atmospheres, carbon samples melt at around 6700K
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ResearchDigital workflow for electroanalytical technique is Fair data exemplar
Case study illustrates how to collect data, convert it into a standardised format then deposit it in an accessible repository
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FeatureWhat happens to our bodies after we die?
The decay and decomposition of a human body may be unpleasant to consider, but it can be crucial in criminal justice. Rupali Dabas talks to the forensic scientists developing techniques that can sniff out the truth
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OpinionPolymorphs matter – especially when they might disappear
Disappearing polymorphs offer a fascinating example of the dark arts of crystallisation
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FeatureCrystal clear structure prediction
As the clouds clear on computational crystal structure prediction, is the technique ready to empower mainstream materials research? James Mitchell Crow reports
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OpinionI can’t believe it’s not…
The analytical techniques revealing the true identity of what you spread on your bread
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ResearchAI takes step towards cracking biology’s toughest problem – protein sequencing
The team hopes the system will eventually be as influential as AlphaFold was for protein structure prediction
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ResearchRobot ramps up accuracy of AI salt stain identifier
Database with three times as many images as before boosts accuracy of technique to almost 99%