News tagged with gold clusters

Preparing a homogenous haystack

(PhysOrg.com) -- What if you could turn the whole haystack into needles? Instead of hunting for one item, you’d have 10 billion of the desired items laid out neatly in front of you. That’s what researchers ...

Nanotechnology / Nanomaterials

created Nov 28, 2011 | popularity 4 / 5 (1) | comments 0 | with audio podcast

Oxidation mechanisms at gold nanoclusters unraveled

Researchers believe that the puzzle of catalytic gold is now partially solved. Gold can catalyse an oxidation reaction by first oxidising itself. New research evidence on gold-oxide phase at room temperature ...

Nanotechnology / Nanomaterials

created Oct 08, 2010 | popularity 5 / 5 (3) | comments 1

Finnish scientists unveil secrets of a chiral gold nanocluster

Researchers at the Department of Chemistry and Nanoscience Center of the University of Jyvaskyla (Finland) have resolved the structural, electronic and optical properties of a chiral gold nanocluster that remained a mystery ...

Nanotechnology / Nanomaterials

created May 27, 2010 | popularity 4.5 / 5 (4) | comments 0

Brookhaven Lab chemists receive patents for fuel-cell catalysts

Chemists at the U.S. Department of Energy's Brookhaven National Laboratory have received three patents for developing catalysts to accelerate chemical reactions in fuel cells. The newly patented catalysts, ...

Chemistry / Materials Science

created May 20, 2010 | popularity not rated yet | comments 0

Bacterium helps formation of gold

Australian scientists have found that the bacterium Cupriavidus metallidurans catalyses the biomineralisation of gold by transforming toxic gold compounds to their metallic form using active cellular mechan ...

Physics / Condensed Matter

created Oct 07, 2009 | popularity 4 / 5 (8) | comments 0

Oxygen in place of chlorine: Towards a more environmentally friendly propylene oxide synthesis

(PhysOrg.com) -- Propylene oxide is an important bulk chemical that is used primarily in the production of polyurethane plastics. Currently, propylene oxide is usually made from propylene (propene) in a process that uses ...

Nanotechnology / Nanomaterials

created Oct 01, 2009 | popularity 4.8 / 5 (4) | comments 0

Scientists synthesize gold to shed light on cells' inner workings

Highly fluorescent gold nanoclusters for sub-cellular imaging have been synthesized by researchers at the Institute of Bioengineering and Nanotechnology (IBN), one of the research institutes of Singapore's A*STAR (Agency ...

Nanotechnology / Nanomaterials

created Apr 16, 2009 | popularity 5 / 5 (1) | comments 2