1. Physics
Department, University of Trieste, Via Valerio 2, 34127 Trieste, Italy
2. Department
of Earth Sciences, Department of Physics and Astronomy, Thomas Young
Centre@UCL, London Centre for Nanotechnology, University College London, Gower Street, London WC1E
6BT, United Kingdom
3. Elettra-Sincrotrone Trieste S.C.p.A., Strada
Statale 14 km 163.5, 34149 Trieste, Italy
4. International Centre for Theoretical Physics, Strada Costiera 11, 34151 Trieste, Italy
5. Nanosciences & Catalysis Division, National Centre for Physics, Islamabad 44000, Pakistan
6. Laboratorio
TASC, IOM-CNR, AREA Science Park, Strada Statale 14 km 163.5, 34149 Trieste, Italy