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Janus Friis: related news

Janus Friis

eBay may not be too happy about the performance of Skype, but its co-founders have moved on to promising new ventures. Janus Friis tells Oliver Lindberg why online TV service Joost is all set to revolutionise the way we watch television

Janus Micelles Induced by Olefin Metathesis

A facile one-step procedure for hydrophobic modification and simultaneous TEM contrast enhancement via a regioselective olefin metathesis reaction using Grubbs’ catalyst is presented. Polyether diblock copolymers were investigated, and both the chain ends of the hydrophilic and the hydrophobic block were hydrophobically modified. Modification of the hydrophilic block results in nonsymmetric supramolecular structures (Janus micelles) which self-assemble into larger hierarchically organized super-micelles.

Janus Particles Behave Like Tiny Submarines

HomeSubmit a program for being reviewedAdvertise on our websiteGet help on surfing our websitesSend us your feedbackGet information about our XML/RSS backend and how to use itBrowse the news archiveVisit our discussion forumVizitati forumul in limba romana

NASA Cassini Image: Janus in View

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Particles' Surprising Moves

RALEIGH, N.C., March 3, 2008 -- Microscopic Janus particles -- spheres whose halves are physically or chemically different -- have been found to propel themselves in unexpected ways when an electric field is applied.


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