News tagged with metal atoms

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

Milestone: A methane-metal marriage

(PhysOrg.com) -- University of Arizona scientists have inserted metal atoms into methane gas molecules and obtained a detailed structure of the resulting molecule. The discovery could be a key step in making ...

Dec 20, 2010
4.9 / 5 (8) 2 | with audio podcast

Damaging graphene to create a band gap

(PhysOrg.com) -- "Graphene offers a lot of interesting potential applications for nanoelectronics," Florian Banhart tells PhysOrg.com, "but there is no band gap. This is a well-known problem. Without the band gap, switch ...

Nov 22, 2010 feature
3.2 / 5 (9) 2 | with audio podcast

Size matters in crucial redox reactions

(PhysOrg.com) -- Particle size has a far more dramatic impact on chemical reactivity than previously thought, according to new research from UC Davis. The results have implications for understanding a wide range of vital ...

Oct 12, 2010
5 / 5 (3) 1 | with audio podcast

Shining Light on Graphene-Metal Interactions

(PhysOrg.com) -- By controlling the layered growth of graphene - a relatively "new" form of carbon that's just a single atom thick - researchers at Brookhaven National Laboratory have uncovered intriguing ...

Apr 02, 2010
4.9 / 5 (15) 1 | with audio podcast

Metallic Glass Yields Secrets Under Pressure

(PhysOrg.com) -- Metallic glasses are emerging as potentially useful materials at the frontier of materials science research. They combine the advantages and avoid many of the problems of normal metals and ...

Mar 16, 2010
4.9 / 5 (10) 2 | with audio podcast

Metal oxide 'can transform'

(PhysOrg.com) -- A team including Oxford University scientists has been investigating what happens to the top layer of atoms on the surface of a material that splits water and has potential uses in nanoelectronics.

Feb 15, 2010
4.6 / 5 (12) 0 | with audio podcast