Affiliation: | 1. Department of Physics, and Bernal Institute, University of Limerick, Limerick V94 T9PX, Ireland;2. RNanoLab, Research Unit of Advanced, Composite, Nano Materials & Nanotechnology, School of Chemical Engineering, National Technical University of Athens, 9 Heroon, Polytechniou St., Zografos, 157 80 Athens, Greece;3. School of Mechanical and Materials Engineering, Washington State University, Pullman, WA 99164-2920, USA;4. School of Engineering, University of Limerick, Limerick V94 T9PX, Ireland;5. EIT Raw Materials, Raw Materials North AB, Lulea Science Park, Lulea, Sweden |