Using a five-orbital model, the study finds the spin resonance peak energy in Fe-based superconductors depends on gap equality across bands and shifts to lower frequencies with larger Hubbard U and Hund's J.
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Role of interactions in the energy of the spin resonance peak in Fe-based superconductors
Using a five-orbital model, the study finds the spin resonance peak energy in Fe-based superconductors depends on gap equality across bands and shifts to lower frequencies with larger Hubbard U and Hund's J.