Nanocomposites based on polyoxometallates and noble metal nanoparticles not only possesses diverse structure,rich composition,high charge density and reversible redox activity regulated of polyoxometalates(POMs),but also have good biocompatibility,high optical activity,catalytic activity and other features of noble metal nanomaterials. These properties make the composites based on POMs and noble metal nanomaterials suitable for catalysis,biomedicine,biosensing,etc. The synthesis,properties and applications ...