News & Comment

Nanorod light-emitting diodes emit light across the entire visible spectrum using a single semiconductor compound.

Antiferromagnetic spin fluctuations may not be the only phenomenon that determines the critical temperature in iron-based superconductors.

A stamp of carbon nanoposts creates arrays of tiny metal dots with uses in photoelectrical devices, sensors and catalysts.

Resistance-change memory is approaching the performance level needed to create a universal non-volatile memory for both logic and storage applications.

A flexible network of magnetic nanoparticles reversibly absorbs and desorbs guest molecules in response to an external magnetic field.

A dye-sensitized solar cell based on a single wire could lead to photovoltaic textiles.

High magnetic fields in space may have led to the biased chiral distribution of life’s chemical building blocks.

Diamond nanoparticles embedded in glass create a potential material system for quantum information processing.

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.