All articles by Katrina Krämer – Page 29
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ResearchMinerals grown into microvases
Mathematical model allows researchers to grow intricate microsculptures including vases and helices
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ResearchLost argon hints at Mars’ past climate
The red planet might once have had an atmosphere as thick as Earth’s, but has since lost most of its gases to space
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ResearchHeptacene isolated after 75 years
Compound made of seven fused benzene rings could find applications in solar cells or light emitting diodes
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ResearchQuantum dot first for carbon–carbon bond photocatalysis
Cheap nanosized semiconductors rival expensive precious metal catalysts in photoredox reactions
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ResearchSuper-hard transparent ceramic looks good
Clear silicon nitride could be a cheaper alternative to diamond for ultra-tough windows
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ResearchNanomachines with reverse gear control gel movement
Light-controlled nanomachines embedded in a polymer can control its shrinking and expanding
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ResearchPlutonium gets another oxidation state added to its arsenal
New +2 oxidation state fills hole in transuranium element chemistry
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ResearchTiny mite uses hydrogen cyanide to fight predators
Soil-dwelling arachnid leaves bitter taste in mouth of attackers with poison precursor
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ResearchSqueezing the last of the sulfur from fuels
Simple reaction that removes almost all sulfur from diesel would help to cut emissions that cause acid rain
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ResearchBizarre new state of matter made: crystal that repeats in time and space
Two research teams create exotic state of matter many scientists thought could never exist
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ResearchCatalytic glassware makes metal recycling easy
Flasks with built-in nanoparticles allows chemists to easily reuse valuable catalysts
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ResearchReactive intermediates tamed in natural product synthesis
Benzynes perform remarkably selective reactions with natural products that lead to uniquely complex compounds
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BusinessSaudi Aramco to invest $7bn in Malaysian oil refinery
Agreement with Petronas will strengthen Malaysia’s petrochemical megaproject
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OpinionThinking of ink
Tattoos can be virtually any colour nowadays, but they are still tricky to remove
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ResearchEvaporation drives dancing droplet breakdown
Changes in surface tension cause alcohol–water droplet on oil to burst into thousands of tiny droplets
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ResearchTheory put into practice as new class of superbase created
Carbon–phosphorus double bonds give extra basic molecule its super strength
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CareersA new life in Frankfurt, Germany
Germany’s pharma and biotech hub is an attractive option – but one with high taxes and stiff competition
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ResearchProtein-bound gold enables in-mouse catalysis
First metal-catalysed reaction inside a living organism could lead the way to targeted drug synthesis
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ResearchTriangulene molecule synthesised after six decades
AFM images reveal peculiar biradical aromatic created by single atom manipulation