1. School of Industrial EngineeringPurdue University West Lafayette IN 47907 USA
2. Flex LaboratoryPurdue University West Lafayette IN 47907 USA
3. Intelligent Composites LaboratoryDepartment of Chemical and Biomolecular EngineeringThe University of Akron Akron OH 44325 USA
4. Division of Machine ElementsLuleå University of Technology Luleå 97187 Sweden
5. Birck Nanotechnology CenterPurdue University West Lafayette IN 47907 USA