Acknowledgements
Thanks to M. Binnard, S. Rajagopalan, J. Cham, B. Pruitt and Y. Sun for
their help in generating the results described in this presentation and to the Stanford Rapid Prototyping Lab for their help in building the parts.
This work has been supported by the
National Science Foundation (MIP-9617994)
and by the Office of Naval Research (N00014-98-1-0669)