News & Comment

New ultrathin silicon membranes can filter and separate molecules more efficiently than conventional polymer membranes

Using a scanning tunnelling microscope, researchers can write, erase and rewrite nanoscale information on an organic thin film

Nanoscale resonators are taken to the limit using beams that are just a single atomic layer thick

Up to two CO₂ molecules can hitch a ride with a carrier molecule that 'walks' in a straight line along a flat copper surface

Metal nanoparticle antennas can capture laser light and generate heat to perform localized molecular surgery

Crosslinking the molecules that comprise self-assembled monolayers leads to much more stable structures

The operation of an artificial molecular machine is inspired by Maxwell's demon

Gold nanoparticles coated with an ordered arrangement of organic molecules can be linked together to form linear chains

Small nanoparticles may not necessarily penetrate through human mucus more easily than larger ones

Electric-field modulation of magnetism in thin films of FePt and FePd could have implications for magnetoelectric devices

The EU has just launched its latest framework programme for R&D and it contains a host of opportunities for researchers and companies working in nanoscience and nanotechnology.

Nanotechnology offers the promise of better solar cells and cleaner drinking water, but there are many practical obstacles to be overcome before nanotechnology can benefit the developing world, as Richard Jones explains.

In its rush to introduce new regulations about the handling of nanomaterials, the city of Berkeley in California has made mistakes that should not be repeated elsewhere.

Hollow nanocapsules with a tailorable surface can be directly synthesized in a one-pot polymerization reaction

A tour de force in processing, assembly and testing results in molecular memory elements that can store 10¹¹ bits per cm²