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nanotechweb.org: tech update



Latest tech update articles from nanotechweb.org



Published: Tue, 26 Sep 2017 04:20:54 GMT2017-09-26T04:20:54Z

Last Build Date: Mon, 25 Sep 2017 11:13:46 GMT

Copyright: Copyright © 2017 IOP Publishing Ltd
 



Nanogels help repair the heart

Mon, 25 Sep 2017 11:13:46 GMT2017-09-25T11:13:46Z

New technique stimulates cell regeneration in cardiac tissue without triggering an inflammatory response.(image)



Cobalt nanoparticles for making amines cheaply and simply

Mon, 25 Sep 2017 11:08:12 GMT2017-09-25T11:08:12Z

New catalyst could compete with those based on precious metals for the industrially important reductive amination reaction.(image)



Graphene variants promise new possibilities

Fri, 22 Sep 2017 11:21:47 GMT2017-09-22T11:21:47Z

Modified forms of few-layer graphene allow novel applications in flexible optoelectronics.(image)



Playdough-inspired technique makes patchy particles

Fri, 22 Sep 2017 10:05:05 GMT2017-09-22T10:05:05Z

“Colloidal fusion” can be used to construct nanocrystals that spontaneously self-assemble into more complex architectures.(image)



Silica-coated synthetic melanin makes brightly coloured supraballs

Wed, 20 Sep 2017 06:22:03 GMT2017-09-20T06:22:03Z

Structural colours inspired by duck feathers could be directly added to paints, plastics and coatings, and even be used as UV-resistant inks and cosmetics.(image)



Avalanche effect allows fast-acting phase-change memory

Tue, 19 Sep 2017 06:59:56 GMT2017-09-19T06:59:56Z

Speed of phase transitions is affected by mechanical strain, meaning that voltage response can be tuned.(image)



DNA sequences shape-shift hydrogels

Mon, 18 Sep 2017 09:20:24 GMT2017-09-18T09:20:24Z

Potential applications include soft robotics and precision medicine.(image)



Aluminium oxide film staves off battery ageing

Mon, 18 Sep 2017 07:52:57 GMT2017-09-18T07:52:57Z

Epitaxial coating prevents performance fade by preserving electrode structure.(image)



Interlayer-expanded nanosheets could make good battery electrode materials

Fri, 15 Sep 2017 10:18:39 GMT2017-09-15T10:18:39Z

2D vanadyl phosphate intercalated with organic molecules improves sodium-ion devices.(image)



Dichalcogenides offer atomically thin alternatives to silicon

Thu, 14 Sep 2017 08:28:10 GMT2017-09-14T08:28:10Z

Hafnium and zirconium selenides form "native" high-k dielectrics, allowing atomically thin transistors with low-defect interfaces.(image)