Spectroscopy: Electronic Properties and Techniques

This lecture covers energy spectroscopy and its role in accessing electronic properties such as chemistry and magnetism. It explores techniques like XPS and UPS, discussing their applications in studying core and valence states. The lecture also delves into Auger spectroscopy, surface sensitivity, and examples of spectroscopy on MgO/Fe(001) and MgO/Fe systems. Additionally, it touches upon topics like graphene band structure, surface states, Rashba effect, and potential applications of spin-orbit interactions in various fields.