Angle Resolved Photoemission within Cellular DMFT

Gabriel Kotliar

Rutgers University, Center for Materials Theory, Physics Department, Piscataway, USA

Over the past few years Dynamical Mean Field Theory has emerged as a powerful theoretical spectroscopy which can be used to analyze understand and even predict properties of strongly correlated materials. In this talk we will describe the methodology used by our group at Rutgers stressing the importance of the exact treatment of multiplets and the use of physical periodization schemes. We will illustrate the application of our approach to materials of current interest, including lanthanides, actinides, cobaltates and high temperature superconductors. We will conclude with perspective for future developments.

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