Resonant magnetic excitations at high energy in superconducting $\mathbf{YB}{\mathbf{a}}_2\mathbf{C}{\mathbf{u}}_3{\mathbf{O}}_{6.85}$

S. Pailhes, Y. Sidis, P. Bourges +5

A detailed inelastic neutron scattering study of the high temperature superconductor $\mathrm{YB}{\mathrm{a}}_2\mathrm{C}{\mathrm{u}}_3{\mathrm{O}}_{6.85}$ provides evidence of new resonant magnetic features, in addition to the…