Materials – Page 78
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FeatureMagical mixtures of metals
From bronze axes to jet engines, alloys have enabled humanity’s cutting-edge technology, as Fiona Case finds out
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FeaturePaving the way to polythene
It is 50 years since Karl Ziegler and Giulio Natta won the Nobel prize for their work on polymers
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Research
Graphene targets water treatment and carbon capture
Researchers demonstrate membranes that filter gases, including carbon dioxide
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ResearchAlloy rewrites phase-change rules
Zinc-gold-copper alloy experiences unprecedentedly low stress during transition, boosting time to failure
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ResearchPolymer regenerates all by itself
Elastomers heal themselves independently thanks to metathesis reaction between aromatic disulphides
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ResearchShape memory polymer hosts functional nanoparticles
A polymer that remembers its original shape after being scrunched up gives support to nanoparticles
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ResearchSelf-assembling yarn shows its strength
Chinese chemists have pulled a thread as strong as polypropylene from a simple mix of monomers
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PodcastPolyacetylene
David Lindsay explores the first of the conducting organic polymers, polyacetylene
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ResearchSquid skin material invisible to infrared cameras
Cephalopod-inspired surface can tune its reflectivity using chemical stimuli
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News
France expands investment in nanotechnology
Prime minister pledges €600 million for five-year R&D program
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ResearchFirst polymer LED that stays lit up when stretched and scrunched
Wafer thin light-emitting film pushes flexible electronics to the limits
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Research
Chemists welcome newest member of nanocarbon family
Unique warped structure has properties distinct from other carbon allotropes such as graphene, fullerene and nanotubes
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Research
Green graphene band-aid
Graphene could become a new type of antimicrobial material for everyday use
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Research
Molecular transistor for cheaper, greener electronics
Reduced graphene oxide electrode enables photoswitchable layer to be employed
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FeaturePress P to print
The use of 3D printers to create lab equipment, deliver reagents and even build biomaterials is on the rise. Katharine Sanderson installs drivers and prints away
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PodcastCyanoacrylate
It repairs objects, heals wounds and fights crime. It puts the ‘super’ in superglue. Emma Stoye introduces cyanoacrylate