Nanotechnology News – Latest Headlines

Purifying nanotubes

Metallic single-walled carbon nanotubes (SWNTs) can be selectively etched and eliminated from a substrate without damaging their semiconducting SWNT neighbors.

Nov 13th, 2006

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Polymer coating improves tumor-targeting nanoparticles

Adding a thin coating of the biocompatible polymer poly(ethylene glycol) (PEG) to the surface of sulfur-modified, or thiolated, nanoparticles designed to fall apart inside tumors, prolongs the time that the resulting nanoparticles remain in tumors.

Nov 13th, 2006

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