1. Université Catholique de Louvain, PCPM & CERMIN, B-1348 Louvain-la-Neuve, Belgium, The Sussex Nanoscience and Nanotechnology Centre, University of Sussex, Brighton BN1 9QJ, UK, Advanced Materials Department, IPICyT, Venustiano Carranza 2425-A, 78210 San Luis Potosí, SLP. México, Department of Physics, Queen Mary University of London, Mile End Road, London E1 4NS, UK, Department of Engineering, University of Cambridge, Trumpington Street, Cambridge CB2 1PZ, UK, Computer Science and Mathematics Division...