1. Fundamentals of Advanced Materials Group, Faculty of Aerospace Engineering, Delft University of Technology, Kluyverweg 1, 2629 HS Delft, The Netherlands, Section Nanostructured Materials, Delft University of Technology, Julianalaan 136, 2628 BL Delft, The Netherlands, and NASA Langley Research Center, 6 West Taylor Street, Mail Stop 226, Hampton, Virginia 23681-0001