Materials – Page 38
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ResearchBubbly protocells bob up and down
Enzymes inflate or consume oxygen bubbles making clay capsules float and sink reversibly
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News2D material synthetic retina shows promise in animal tests
Graphene and molybdenum disulfide array offers advantages over current silicon retinal implants
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ResearchRed–blue light switch pushes equilibrium both ways
Switchable reaction cycle drives bond-making or breaking depending on light colour
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ResearchStacked copper clusters create semiconducting supramolecule
Mixed valencies and overlapping π-electron clouds help electrons move from molecule to molecule
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ResearchMOF turns ‘crumple zone’ weakness into strength
Enhanced water stability improves chances of using materials to adsorb toxic contaminants in gas masks
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ResearchOil-infused plastic gives ketchup the slip
Common packaging materials can be given a non-stick coating inspired by pitcher plants
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ResearchTriply crosslinked hydrogel withstands weight of a car
Hydrogel with three types of physical crosslinks shows remarkable self-recovery properties
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CareersHow I created an $80 million zeolite company
Javier García-Martínez shares how to mix science, entrepreneurship and art
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ResearchMachine learning makes light work of hard materials
Algorithm successfully identifies superhard compounds, eliminating the need for lengthy trial and error
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ResearchProbability count reveals single atoms under electron microscope
Statistical model removes human bias in finding individual atoms in fuzzy images
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ResearchChlorine-free rocket fuel
Compound bearing 10 nitro groups could cut dangerous emissions from rocket launches
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ResearchMOF detox could save aspirin overdose patients
Detoxifying metal–organic framework removes dangerous doses of salicylic acid from rats’ guts
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ResearchComplex metal oxides open passage to fast-charging devices
Chemists make lithium-ion battery electrodes made from niobium tungsten oxides that can rapidly intercalate large quantities of lithium
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ResearchCarbon rings weaved into solvent-cleaning mesh
Tiny pores in conjugated carbon network cleanse organic solvents of impurities
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ResearchA sweet way to make graphene
Green method generates nanomaterial by exfoliating graphite with sugars
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ResearchQuantum dot heat engine works without moving parts
Similar systems could be used to generate electricity from waste heat in solar cells
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ResearchPressure washer method for making graphene
New process generates high quality 2D crystals in minutes
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ResearchFlick of a switch alters permeability of graphene oxide
Membrane with built-in electric switch could find use in water purification or artificial biological systems
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ResearchSolid electrolyte boosts liquid metal battery
Combining molten metal electrodes with a solid electrolyte may offer a cheap, scalable alternative to Li-ion batteries