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Know your onions: Layered onionlike assemblies of surfactant-encapsulated polyoxometalates have been constructed in organic solution (see TEM image of (DODA) 4SiW12O40; DODA=dimethyldioctadecylammonium). The hybrid structure arises from the rearrangement of surfactants on the polyoxometalate, which is driven by hydrophobic forces. Supporting information for this article is available on the WWW under http: //www. wiley-vch. de/contents/jc₂002/2007/z603934ₛ. pdf or from the author. Please note: The publisher is not responsible for the content or functionality of any supporting information supplied by the authors. Any queries (other than missing content) should be directed to the corresponding author for the article.
Li et al. (Wed,) studied this question.