Sustainable energy – Page 7
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ResearchOcean motion turns carbon dioxide into renewable fuel
Bridge rectifiers and a supercapacitor help electrochemical system manage intermittent nature of wave energy
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ResearchUranium compound unearths questions on nuclear waste
Environmental chemists place sub-surface uranium chemistry under the spotlight
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ResearchStudy questions benefits of spending on carbon capture
Previous models failed to consider upstream carbon emissions and air pollution
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ResearchTiny holes turn silicon solar cells transparent
South Korean researchers hope their new design for silicon solar cells may one day replace windows
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ResearchLarge, high-quality perovskite films for solar cells created at record speed
High speed deposition of perovskite films paves the way to commercialisation of promising solar technology
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ResearchThe dangers of global warming have been understated but so have our options to fight it
Analysis finds rates of decarbonisation significantly higher than thought
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BusinessReclaiming fuel from air
The companies trying to capture atmospheric carbon and transform it to hydrocarbons using green energy
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PodcastGallium arsenide
Brian Clegg introduces gallium arsenide – the supercar of the semiconductor scene
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ResearchCan organic solar cells stand the test of time?
Devices road-tested in blistering conditions equivalent to that of 37 suns
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ResearchMicrobes and renewable energy turn carbon dioxide into edible protein
Sustainable method for producing proteins for human consumption made possible by clever two-stage bioprocess
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ResearchUranium isotopes in ancient grains indicate early Earth was less hellish than textbook descriptions
Mass spectrometry technique that works on tiny samples refines understanding of Earth’s first geologic eon
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ResearchSubaquatic spiders inspire CO2 reduction catalyst
Structures that mimic the diving bell spider’s air-trapping hairs boost the catalytic activity of copper electrodes
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FeatureHydrogen storage gets real
As production costs fall and demand is poised to rocket, James Mitchell Crow finds the hydrogen economy is finally ready for take-off – as long as we can find ways to store it
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ResearchUltraslim solar cells retain healthy efficiency
A patterned reflector on the back of a thinned-down GaAs cell traps light in the device, keeping efficiency near 20%
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BusinessProfile: Oxford nanoSystems’ heat transfer coatings
Nanospiked coatings drastically increase heat exchangers’ efficiency and can be applied after manufacturing
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OpinionThe Solar Army marches on
High school students in Puerto Rico are using chemistry to combat climate change
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NewsAmbitious Irish climate plan aims for zero-carbon economy by 2050
Targets floated for one million electric cars and 70% renewable energy by 2030
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FeatureTaking a leaf out of plants’ books
Learning to mimic natural photosynthesis on an industrial scale might open the door to a fossil fuel-free future. Nina Notman investigates
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ResearchMagnets that double efficiency of water splitting could help usher in a hydrogen economy
New catalysts based on earth-abundant metals are ‘game-changer’ for hydrogen production
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Research11 million floating solar farms could eliminate carbon emissions from transport
Marine methanol factories could produce fuel from seawater and carbon dioxide