All articles by Tim Wogan – Page 4
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FeatureThe Sun rises on perovskites
With the first solar cells scheduled for commercial sale this year, Tim Wogan looks at the long, hard road to producing stable perovskite photovoltaics
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ResearchLess is more for copper catalyst when it comes to synthesising acetate from CO
Electrochemical process that targets specific intermediate produces valuable chemical feedstock more efficiently
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ResearchPulsed pyrolysis offers better way to breakdown plastics into their building blocks
US team hopes that catalyst-free system could be greener and more efficient than than other depolymerisation attempts
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NewsComposite achieves the virtually impossible – it’s electrically conducting, while thermally insulating
Material shows exceptional heat resistance while still conducting electricity and could find uses in aerospace
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ResearchUsed masks and plastic packaging turned into high-octane fuel at low temperatures
Endothermic reaction coupled with an exothermic one to keep the processes energy costs down
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ResearchUnique molecular state at ultracold temperatures points way to controlling chemical reactions
Deeper understanding of interactions close to absolute zero could also aid creation of exotic quantum matter
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ResearchZircon study prompts redox state rethink surrounding hydrothermal pools thought to harbour life’s first molecules
Research combining experiments with modelling suggests hydrothermal fluid was 30% as saline as sea water today and more oxidised than the surrounding mantle
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ResearchSuper-resolution microscopy ditches fluorescent tags for gentler imaging of live cells
Infrared laser technique could deliver benefits for study of cells’ biochemistry
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Research3D-printed single-atom catalysts brings industry use closer
Printing technique could allow more widespread application of exceptional catalytic particles
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ResearchIonic cooling offers way to end greenhouse gas use in refrigeration
A refrigeration cycle based on dissolving a salt could be a more environmentally-friendly method of cooling
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ResearchAlgorithm produces one of the best solutions to molecules’ Schrödinger equations yet
But aggressive ‘pre-training’ actually damages its predictive powers
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ResearchWarming gold nanofilm can stop glasses fogging-up
Coating that absorbs sun’s infrared light could end steamed up lenses
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ResearchMachine learning massively speeds up scouring of periodic table for stable structures
Algorithm investigated 31 million crystal structures with calculations taking seconds instead of hours
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ResearchPowerful rare-earth free magnet ‘evolved’ and refined by machine learning algorithm
Combination of iron, cobalt and boron points to alternatives to metals beset by geopolitical battles
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ResearchAI beats human experts when it comes to peptide design
Algorithm throws up some counter-intuitive structures in contest
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ResearchHomogeneous catalysis boosted by electrochemical recovery of precious metal complexes
Process can recover metals from industrially important catalysts
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ResearchBond switching stops hard ceramic from cracking under stress
Deformable silicon nitride absorbs compression stress through gradual phase change
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ResearchMachine learning navigates vast materials space to discover new high-performance alloys
Neural net suggested unusual element combination to create better Invar alloys
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NewsExplainer: How do sunscreens safely protect our skin?
And which is best – inorganic or organic sunscreens?
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ResearchDiamond capsules allow ambient analysis of high-pressure samples
Crystalline forms of argon and neon can now be analysed using techniques that would previously have been impossible