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Magnetic nanocapsules for smart drug delivery

By combining peptide-based polymers with modified iron oxide nanoparticles, researchers have developed nanoparticles that can be manipulated in a magnetic field and that can respond to changes in pH and other physiologic stimuli.

Posted: Jul 31st, 2006

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Nanoparticle pH meters

Having the ability to measure pH in a tissue without the need for a biopsy could provide clinicians with a rapid method for determining if a suspicious growth is malignant. Two novel nanoparticles raise the distinct possibility that making such measurements could soon be reality.

Posted: Jul 31st, 2006

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Helium atoms deliver a new view

A newly devised nozzle fitted with a pinhole-sized capillary has allowed researchers to distribute helium atoms with X-ray-like waves on randomly shaped surfaces.

Posted: Jul 26th, 2006

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Flexible nanonetworks

In the future, you might be reading this on foldable electronic paper, according to an American scientist.

Posted: Jul 26th, 2006

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Bonding and de-bonding on command

Adhesives are supposed to harden quickly and reliably - and connection should be debondable without difficulty once they have done their job. Fraunhofer researchers have developed the first adhesive to reconcile these contradictory requirements.

Posted: Jul 25th, 2006

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