We have successfully synthesized Pd microspheres with a particle size of 2-4
![](/images/entities/mgr.gif)
m and "layer-by-layer" microdisks withdiameters of about 2-4
![](/images/entities/mgr.gif)
m by the reduction of H
2PdCl
4 by hydrazine via a polymer-assisted process. The novel palladium microstructureswere formed through self-assembly of the nanosheets.