Evidence of quantum dimer excitations in Sr${}_3$Ir${}_2$O${}_7$

M. Moretti Sala, V. Schnells, S. Boseggia +12

The magnetic excitation spectrum in the bilayer iridate Sr${}_3$Ir${}_2$O${}_7$ has been investigated using high-resolution resonant inelastic x-ray scattering (RIXS) performed at the ir…