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NanotubeModeling the Chemical Reactions of Nanoparticles
As science enters the world of the very small, researchers will be searching for new ways to study nanoparticles and their properties. For the past several years, scientists at the U.S. Department of Energy's Brookhaven National Laboratory have been experimenting with new methods for preparing nanoparticles on metal supports, with the aim of creating model catalyst systems to better study the special reactivity of nano-sized catalyst particles.

Photo of HanCerium Oxide Nanotubes Get Noticed
Chemists and materials scientists often study "nanotubes", capsule-shaped molecules only a few billionths of a meter (nanometers) in width. In nanotube form, many materials take on useful, unique properties, such as physical strength and excellent conductivity. Carbon nanotubes are the most widely investigated variety. Now, in pioneering research, scientists at Brookhaven have created and investigated the properties of nanotubes made of a different, yet equally interesting material: cerium oxide

Molecular chemistryUsing Probes to Control Chemistry - Molecule by Molecule
Using probes originally designed to detect and image topographical features on surfaces, scientists at Brookhaven have demonstrated the ability to initiate and spatially localize chemical reactions on the submicron scale. They have been able to reliably manipulate chemistry on a very, very small scale in contrast to normal beaker-type reactions carried out in bulk.

> News Releases are prepared by the BNL Media & Communications Office.