Abstract
We report that gold nanoparticles were synthe-sized by reduction of HAuCl4 using halloysites. The synthe-sized samples were analyzed by a transmission electron microscope. The results show that the gold nanoparticles have strip-like, subcircle, and irregular shape, which are single crystals or polycrystals. Their shaps and sizes are relate to the different halloysites. Reduction of Au3+ may be related to the surface dangling bonds of halloysite nanotubes. Our research results show that a simple, room-temperature, and green synthesis of the nanocomposite of halloysite nanotubes and gold nanoparticles are possible. The nanocomposite may have the advantages of both the nanocomposite of halloysite nanotubes and gold nanoparticles, which may be widely applied to physical, chemical and biological field. [DOI: 10.1380/ejssnt.2009.813]
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