Journal
ADVANCED FUNCTIONAL MATERIALS
Volume 24, Issue 24, Pages 3799-3807Publisher
WILEY-V C H VERLAG GMBH
DOI: 10.1002/adfm.201304064
Keywords
liquid metals; metal; metal oxide structures; galinstan; heavy metal ion sensing; photocatalysis
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A new platform described as the liquid metal/metal oxide (LM/MO) framework is introduced. The constituent spherical structures of these frameworks are made of micro- to nanosized liquid metal spheres and nanosized metal oxides, combining the advantages of both materials. It is shown that the diameters of the spheres and the stoichiometry of the structures can be actively controlled. Additionally, the liquid suspension of these spheres demonstrates tuneable plasmon resonances. These spherical structures are assembled to form LM/MO frameworks which are capable of demonstrating high sensitivity towards low concentrations of heavy metal ions, and enhanced solar light driven photocalalytic activities. These demonstrations imply that the LM/MO frameworks are a suitable candidate for the development of future high performance electronic and optical devices.
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