… A magnon is a quantum of such collective excitation modes in ordered spin systems. Here, …
coherent coupling between a single-magnon excitation in a millimeter-sized ferromagnetic …

… The hybrid magnon dynamics were characterized by broadband ferromagnetic resonance
with field modulation on a coplanar waveguide [Fig. 1(a)]. An in-plane magnetic field HB …

… existence of superconducting coherence within superconductor/ferromagnet/superconductor …
of the ferromagnetic layer in comparison to typical superconducting-proximity coherence …

… a metallic ferromagnet. By surface patterning of a ferromagnetic film, we achieve magnon
and … Spatial matching of their wave distributions determines the coupling strength and selects …

… the fact that very thin ferromagnetic films such as CoFeB need to be used for the significant
DMI effective field. This will lead to limited magnon–SAW coupling and increased linewidth of …

… Above B sat , the spins are fully polarized parallel to B 0 and ν mag increases linearly
with B 0 (seen here for the out-of-phase magnon), which is expected for a ferromagnetic …

… ferrimagnetic compensation temperature, we observe ultrastrong coupling of clockwise and
counterclockwise magnon … Nakamura, Coherent coupling between a ferromagnetic magnon …

… We also observe an enhancement of magnon-photon coupling in the nonlinear regime of
the … Coherent coupling between superconducting qubits and a single magnon has also been …

… II, we present experiments in which coherent and bidirectional conversion … the ferromagnetic
magnon can be coherently coupled to a superconducting qubit [23], pursuing the magnon-…

… Coherent coupling between spin ensembles and superconducting quantum circuits is now
widely studied for implementations of quantum memories and transducers [1–13]. While the …