Natural environment – Page 4
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ResearchEthoxylation gets long chain surfactants to dissolve at ambient temperatures
System could be used to cut amount of surfactant required for washing detergents
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ResearchMystery of speedy proton hopping in water unravelled
X-ray spectroscopy helps scientists understand how protons move in water
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ResearchWaste plastics unzipped into useful pieces
Chemical recycling of polyethylene produces feedstock usually obtained from crude oil.
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ResearchLabs’ carbon footprint under scrutiny as tool calculates impact of buildings and scientists
Software reveals environmental impact of over 500 French labs
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ResearchMineralisation makes chemical recycling of fluoropolymers a possibility
By using molten sodium hydroxide, researchers show they can produce fluorite from fluoropolymers in a two-step process
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ResearchSplit-cell design behind batteries that degrade and get absorbed by their environment
Batteries that breakdown on their own could help minimise electronic waste
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ResearchCarbon-negative concrete blocks could be made using magnesium from seawater
Electrolyser route avoids need for calcination step
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ResearchPerseverance rover reveals rocks on Mars were repeatedly exposed to liquid water
Suite of analytical tools provides new insight into red planet’s geochemistry
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ResearchChemical decapitation renders PFAS harmless
An unexpected mechanism destroys persistent perfluorinated chemicals, though the method isn’t ready for the field yet
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ResearchRedox flow batteries charge up with peptide-based electrolytes
Study shows how electrolytes could be degraded using acid and heat
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ResearchElectrochemical ‘game-changer’ could make aniline production greener
Sustainable production of important feedstock for dyes, drugs and herbicides is scalable
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ResearchChiral molecules beat magnets when it comes to boosting water splitting
Decorating the catalyst with helicenes doubles the activity of the oxygen evolution reaction
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ResearchQuantum tunnelling enhances ozone decay
The OH + HCl → H2O + Cl reaction rate is boosted by strong hydrogen bonding, which generates quantum transition states
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ResearchSwitching protocol doubles carbon capture capacity of supercapacitors
Approach shows promise as way to capture CO2 in a more energy efficient manner
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ResearchPolymer membrane could tap huge reserves of ‘blue energy’ from estuaries’ salt gradients
Solution to performance stalemate means tidal rivers’ vast electrochemical power could be harnessed
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ResearchHydrotrioxides are in the air
10 million tonnes of the highly reactive three-oxygen compounds could form in Earth’s atmosphere every year
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ResearchTeflon-inspired nanochannels outperform biological water transporters
Extreme water repellence of fluorinated surfaces leads to unprecedented permeation rates
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ResearchAtmospheric helium increasing at a measurable rate
Air samples revealed a rate of increase beyond expected natural variations
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ResearchSunscreen’s coral-killing mechanism uncovered
Sea anemones and corals convert oxybenzone into phototoxic compounds
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ResearchWastewater from battery recycling plants mined for water-splitting catalysts
Electrocatalysts derived from metal pollutants used to generate hydrogen