a
Center for Integrated Nanotechnologies, Sandia National Laboratories, Albuquerque, USA
b
Dept of Materials Science and Engineering, University of Florida, Gainesville, USA
E-mail: hhess@mse.ufl.edu
;
Fax: (+1352) 846-3355
;
Tel: (+1352) 846-3781
c
Center for Bio/Molecular Science and Engineering, Naval Research Laboratory, Washington, USA
d
Dept of Anatomy and Structural Biology, Albert Einstein College of Medicine, Bronx, USA
e
Laboratory of Biologically Oriented Materials, Department of Materials, ETH Zurich, Switzerland