1. Physics and Crystallography of Materials and Nanomaterials (FiCMA-FiCNA), Universitat Rovira i Virgili (URV), Campus Sescelades, Marcel-lí Domingo s/n, E-43007, Tarragona, Spain, Department of Materials Science & Engineering, State University of New York, Stony Brook, NY-11794, and Max-Born-Institute for Nonlinear Optics and Ultrafast Spectroscopy, 2A Max-Born-Strasse, D-12489, Berlin, Germany