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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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A look at how nanotechnology benefits solar cells, water treatment, wind turbines and other clean energy applications

Lab talk

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

Taking the strain for more efficient solar cells

Balancing strain in semiconductors improves photovoltaic properties.

Cu-Pd multipods for cyclohexane oxidation

High-index facets lead to improved catalytic performance.

Decoupling the piezotronic effect from the piezoresistive

Classic four-point measurement provides insights for ultra-sensitive devices.

Graphyne: a two-dimensional material with thermoelectric properties

New member of the graphene family shows potential in energy applications.

Managing power in triboelectric nanogenerators for wireless sensing

Enhancing output current and power with capacitor arrays.

Cuprous oxide networks for efficient solar hydrogen production

A cost-effective and practical solution to energy conversion.

Growing pyrite crystals from molecular ink

A "golden" opportunity for energy applications.

Lithium ion batteries: nanostructured composites improve storage properties

Introducing reduced graphene oxide and carbon nanotubes can stabilize transition metal oxides

Boron nitride can harvest mechanical vibrations at the nanoscale

Piezoelectric properties provide an all-in-one solution to energy harvesting

Going beyond the traditional electromagnetic generator

Combining existing technology with new triboelectric generators has promise for portable electronics

How does size affect the piezoelectric properties of ZnO nanowires?

Surface effects are negligible for nanowire diameters larger than 15 Å

Endotaxial nanostructures and mass fluctuation drive up thermoelectric efficiency

Materials experts modify the thermoelectric properties of low Te-content samples to recover waste heat

Modified deposition structure delivers super-high density Si quantum dot thin film

Gradient Si-rich oxide multilayers produce material with improved photovoltaic properties

Silicon nanowire based large-scale solar cells receive upgrade

Dielectric passivation technology improves device performance

Graphene QDs on aligned carbon nanotubes ramp up supercapacitor performance

Hybrid arrays exhibit more than 200% improvement over bare carbon nanotube electrodes

Boron nitride whiskers exhibit extremely high surface area

Porous material could store hydrogen or help to clean up wastewater

Improving the performance of dye-sensitized solar cells at larger cell sizes

Using a metallic Ti foil layer instead of FTO conductive glass and replacing part of the TiO2 nanoparticle layer with a TiO2 nanotube layer in the anode benefits bigger devices.

Ions measure roughness of buried interfaces

Custom SIMS set-up characterizes functional multilayer structures grown using ALD.

Energy storage team designs carbon-encapsulated Fe3O4 nanocrystals

Simple glucose treatment could help to expand the electronic or electrochemical applications of metal oxides.

Li-ion batteries benefit from hierarchical LiFePO4/C

LiFePO4/C cathode offers excellent Li storage performance and high tap density.