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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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Lab talk

Nanotechnology research highlights: find out what the authors have to say

Spin waves drive magnetic skyrmions

Magnetic skyrmions can be driven by spin waves in constricted geometries.

The wisdom of amoeba outperforms artificial intelligence

An amoeba-inspired computer solves a complex combinatorial problem more quickly than a conventional method.

Smart clocking for error-resilient straintronic multiferroic logic

Shaping the voltage pulse to overcome thermal noise.

The helium ion microscope: new bottom-up approach to three-dimensional nanostructures

Fabricating nanocones and nanopyramids with high-resolution patterning.

Etched holes increase speed of graphene electrodes

Reducing ionic impedance with reactive ion etching for improved supercapacitor performance.

Reconfiguring slanted plasmonic nanocolumnar thin films

Employing ion beam irradiation to tune photonic and plasmonic properties.

Nanostructuring film for improved oxygen intake

Understanding thin film microstructure for higher efficiency solid oxide fuel cells.

A feasible route to ultra-narrow multispectral light absorbers

Predicting the absorption scheme for highly scalable ultra-narrow multispectral light absorbers.

Towards active magnetic devices

Understanding the exchange bias-like effect in magnetostatically-coupled hybrid composites.

Can we build a computing device that works without any energy input?

Researchers review the prospect of zero-power ICT.

Iron oxide nanoparticles: safe nanocarriers for oral administration

Using chickens to model the effects of maghemite nanocrystals after chronic oral exposure.

Growing homogenous and defect-free InGaAs nanowires

Controlling ternary III-V semiconductor nanowires for electronic applications.

Cage-shaped proteins: forming high-density nanodot arrays for memory applications

Fabricating a charge storage layer of floating gate memory using a two-dimensional Dps array.

Measuring thin-film thermal conductivity

Employing the laser flash method to determine the in-plane thermal conductivity of thin films.

Hybrid nanostructures: a novel way to control domain walls

Enhancing domain-wall control in cylindrical nanostructures with hybrid geometries.

Illuminating DNA molecule junctions

Exploring intrinsic dynamics information of DNA molecules through measuring ac conductance.

The cytotoxic world of silver nanoparticles

Identifying the source of toxicity to ensure safety in the ink industry.

Wearing tunable strain gauges based on nanowire networks

Controlling sensitivity with printed films of silver nanowires.

Ultra-thin multilayer films reveal surprising optical properties

Breaking down the ‘effective medium’ approach for sensing applications.

Understanding the energetics of silicon nanowires

Metal-assisted wet chemical etching can improve the electronic properties of nanowires.