News & Comment

Reduced graphene oxide provides a low-cost basis for the fabrication of flexible thin film transistors.

Three-dimensional polymer structures can be produced by growing polymer brush structures from a printed two-dimensional pattern of polymer initiators.

Ferromagnetism can be induced electrically at room temperature in cobalt-doped titanium dioxide.

The large-scale production of graphene sheets by dispersing edge-functionalized graphite could substantially reduce fabrication costs.

Structural characterizations under extreme pressure reveal that amorphous alloys can possess long-range order.

The demonstration of Seebeck Spin Tunneling could lead to efficient spin current generation.

The formation of well-controlled junctions tunes the performance of organic solar cells.

An electrical current passing through a graphene film can produce sound by heating the surrounding air.

Tailoring the interfaces of lateral spin valves yields improved spin injection and ‘giant’ enhancement of spin accumulation.

Chemically modified polymer films separate mixtures of metallic and semiconducting carbon nanotubes.

A dynamic spin exchange interaction provides highly efficient, electrically tunable injection of spin-polarized electrons into nonmagnetic semiconductors.

Careful observation of individual layers provides clues about how light is emitted from organic semiconductors.

The use of anions to turn on molecules that produce circularly polarized light could lead to better display devices.

Stretchable metamaterials fabricated on plastic substrates could provide dynamic photonic properties for applications from chemical sensing to invisibility cloaking.

Optimizing the conversion of electromagnetic energy into heat allows the production of nanoparticles that can destroy cancer cells.

The encapsulation of nanoparticles in protective micelles with controlled structures could improve the delivery of therapeutic drugs.

Strong nonlinear absorption adds to graphene’s unique properties.

A stored electrostatic pattern can be used to direct the self-organization of polymer thin films for use in advanced polymer devices.

Filling a nanoporous gold material with an electrolyte allows its strength and durability to be controlled using an electric field.

Direct electrical detection using nanoscale electrodes reveals modifying markers on strands of DNA.