Transactinides
The latest chemistry news and research on transactinides, including their synthesis, properties and compounds, from the Royal Society of Chemistry's magazine, Chemistry World
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ResearchNew seaborgium isotope detected at German accelerator
Findings offer ‘exciting hints’ on the impact of shell effects on the fission properties of superheavy nuclei
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ResearchSuperheavy element half-life measurements push back the limits of stability
Experimental observations of the half life of rutherfordium-252 demonstrate that its stability lies well within the limits required for full atoms to form
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NewsElement 120 may now be in reach and the hunt for it could begin next year
Particle accelerator tests have shown that titanium-50 can be used to make elements 114 and 116
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OpinionA milestone year
2024 is set to be a special year for Chemistry World because it’s 20 years since we published our first issue
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NewsThe story of how the most successful US–Russia scientific collaboration collapsed
Five jointly discovered superheavy elements completed the eighth row of the periodic but then Russian revanchism reared its head
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NewsBerkeley Lab to lead US hunt for element 120 after breakdown of collaboration with Russia
Fallout from Russia’s invasion of Ukraine sees US go it alone on efforts to synthesise new elements
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ResearchTechnique can characterise actinides with just a microgram of a heavy element
Use of polyoxometalates offers chance to conduct in-depth research on heavy actinides chemistry
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ResearchSuperheavy element flerovium is likely to be a liquid at room temperature
Element 114 predicted to be a volatile semiconductor with a melting point around 10°C
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OpinionWilliam Knox, the only Black supervisor in the Manhattan Project
The story of the Knox family is one of education overcoming adversity, finds Kit Chapman
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ResearchShortest-lived and lightest magnesium isotope ever too unstable to even attract electrons
Magnesium-18 cation has a fleeting half-life of 3 billion trillionths of a second
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FeatureHow elements are made beyond the stars
Tim Wogan looks at what recent astronomical discoveries have added to our understanding of stellar nucleosynthesis, and the mysteries that remain
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ResearchBerkelium complex opens door for future nuclear recycling
Complex is only the sixth ever created
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ResearchHalf the world’s supply of element 99 used to reveal its chemical secrets
Scientists explore einsteinium’s unusual chemistry using less than 200 nanograms of the precious and highly radioactive material
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ResearchCopernicium behaves like a volatile noble liquid, simulations suggest
Relativity plays a part in making element 112 very different to its counterparts in group 12
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FeatureAtom-by-atom experiments at the edge of the periodic table
Only a few atoms of oganesson have ever been made – and they all vanished in less time than it took you to read this
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ResearchSuperheavy oganesson is a semiconductor
The heaviest element known continues to defy the rules of the periodic table
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FeatureVictor Ninov and the element that never was
20 years on, Kit Chapman investigates how a scientific scandal unfolded
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ResearchMystery around actinides deepens as researchers challenge study on heavy elements’ origin
Was a giant supernova rather than a neutron star collision responsible for creating the solar system’s actinides?
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NewsDoes the periodic table make more sense upside down?
UK researchers argue an inverted table works better for students