Review Article

Electronic Structure of Strongly Correlated Systems

Figure 90

Calculated [455] optical reflectivity 𝑅 , real refractive index 𝑛 , and extinction coefficient 𝑘 of S m 3 S 4 treating 4 𝑓 states as (1) fully localized ( 4 𝑓 in core) (dashed line), (2) itinerant (dotted line), and (3) partly localized (LSDA+ 𝑈 approximation) (solid line) compared with experimental data (open circles) [439].
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