News tagged with nano particles

Creating nanostructures from the bottom up

Microscopic particles are being coaxed by Duke University engineers to assemble themselves into larger crystalline structures by the use of varying concentrations of microscopic particles and magnetic fields.

Apr 24, 2012
5 / 5 (2) 0 | with audio podcast

Controlled heating of gold nanoparticles

Tiny gold particles are good for transferring heat and could be a promising tool for creating localized heating in, for example, a living cell. In new experiments, German researchers at the Niels Bohr Institute ...

Jan 17, 2011
not rated yet 0 | with audio podcast

A 'magnetic' solution to identify and kill tumors

Though a valuable weapon against cancerous tumors, radiation therapy often harms healthy tissue as it tries to kill malignant cells. Now, Prof. Israel Gannot of Tel Aviv University's Department of Biomedical Engineering is ...

Aug 09, 2010
4.9 / 5 (14) 12 | with audio podcast

Magnetic nano-'shepherds' organize cells

The power of magnetism may address a major problem facing bioengineers as they try to create new tissue -- getting human cells to not only form structures, but to stimulate the growth of blood vessels to nourish ...

Mar 31, 2009
5 / 5 (1) 0

Paper electrified by copper particles

The Polymer Chemistry Research Group at the University of Helsinki, Finland, has succeeded in producing nano-sized metallic copper particles. When the size of particles is reduced to a nano-scale (one nanometre being one ...

Mar 16, 2009
2 / 5 (1) 0