News tagged with metal atoms

Tiny wires change behavior at nanoscale

Thin gold wires often used in high-end electronic applications are wonderfully flexible as well as conductive. But those qualities don't necessarily apply to the same wires at the nanoscale.

Aug 29, 2011
5 / 5 (4) 0 | with audio podcast

Etch-a-sketch with superconductors

Reporting in Nature Materials this week, researchers from the London Centre for Nanotechnology and the Physics Department of Sapienza University of Rome have discovered a technique to 'draw' superconducting shapes ...

Aug 22, 2011
5 / 5 (6) 3 | with audio podcast

Vessel to contain cosmic force takes shape

At the heart of most celestial objects is a dynamo. The Earth's dynamo, spun to life in the molten metal core of our planet, generates a magnetic field that helps us find north and, perhaps more critically, ...

Jul 21, 2011
4.4 / 5 (7) 4

Self-assembling electronic nano-components

Magnetic storage media such as hard drives have revolutionized the handling of information: We are used to dealing with huge quantities of magnetically stored data while relying on highly sensitive electronic ...

Jun 20, 2011
5 / 5 (1) 1

Nanomaterials: Finding friends with a golden tip

Quantum dots are tiny semiconductor crystals that emit bright and tunable fluorescence. They are typically made of cadmium sulfide (CdS) or cadmium selenide (CdSe), and have a wide range of applications, including ...

May 04, 2011
5 / 5 (1) 0