Bond Randomness Induced Magnon Decoherence in a Spin-1/2 Ladder Compound

B. Náfrádi, T. Keller, H. Manaka +3

We have used a combination of neutron resonant spin-echo and triple-axis spectroscopies to determine the energy and linewidth of the magnon resonance in IPA-Cu(Cl${}_{0.95}$Br$_{0.05…