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IOP A community website from IOP Publishing in the lab


3: Manipulating light with metamaterials

Silvia Peruch and Nicolas Olivier show us their work in Anatoly Zayat's Lab at King's College London looking at metamaterials.

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Stretchable graphene transistors inspired by kirigami

The Japanese art of paper cutting is used to make micron-sized electronic and mechanical devices.

Elastic gel makes ingestible capsule

New, safer, device could be swallowed by patients.

Electrochemistry tunes graphene synthesis

An alliance between electrochemical synthesis techniques and graphene research provides a means of nanomaterial production with properties tuned to specific applications.

Solving the noise problem in graphene FETs

Encasing the carbon sheet in boron nitride seems to do the trick.

Suspending 2D crystals the easy way

New technique may even be applied to other nanomaterials such as nanotubes and nanowires, and could help make better optoelectronic and nanoelectromechanical devices in the future.

How noisy are graphene biotransistors?

US researchers have now answered this question for devices operating in liquid environments, and their research could help in the development of biosensors made from the carbon sheet.

CNT fibres go stretchy

Carbon nanotubes wrapped around rubber cores might be used in a host of flexible electronics applications, including smart textiles and artificial muscles for robots.

Infrared amplifier reaches the nanoscale

New device is 20 times more powerful than previous such amplifiers and, importantly, small enough to fit on an integrated circuit.

Catalytic droplets grow nanostructures in nanowires

New technique might be useful for making a host of opto- and quantum electronics devices.

High-throughput DNA sequencing etches forwards

(with video) An etching approach for controlled fabrication of nanopore arrays helps harness the high-throughput potential of optical DNA sequencing techniques.

Truncated protein pores detect DNA bases

New work could help meet and even surpass the famous '$1000 genome' target set by the NIH.

Buckyballs exist in space

Researchers confirm 20-year old theory, and say that C60 molecules might even be ubiquitous in the Universe.

Selective deposition technique controls nanowire length

Bimetallic wires with tailored optical properties could be used in a variety of different applications, from metamaterials to solar energy harvesting and biosensing.

Metamaterial steers light-like wakes

Potential applications include novel 2D plasmonic lenses, couplers and routers.

Chip features cross the 10 nm barrier

IBM researchers say that it may now be possible to pack more than 20 billion transistors onto a single chip.

Supercapacitors reveal their secrets

(with video) New NMR technique identifies the ionic species responsible for storing charge at the electrolyte–electrode interface in these devices.

Graphene coating boosts battery performance

The capacity of a lithium-ion battery can be nearly doubled by using an anode made from tiny nanoparticles of silicon wrapped in several layers of graphene.

Tiny magnetite does not undergo the 'Verwey' transition

Fe3O4 particles smaller than 6 nm in size stay conducting.

'Green' nanocapsules kill bacterial biofilms

Silica nanoparticles encapsulating natural essential oils could be used as disinfectants but may also help in wound healing.

Ferroelectric capacitor goes flexible

New device might find applications in wearable electronics, health-monitoring systems and ultradense information-storage systems that mimic the structure of the brain.