Time-resolved observation of magnon splitting into vortex gyration and Floquet spin wavesRemoveT. Devolder, R. Lopes Seeger, C. Heins, A. Jenkins, L. C. Benetti, A. Schulman, R. Ferreira, G. Philippe, C. Chappert, H. Schultheiss, K. Schultheiss, and J.-V. KimPhys. Rev. Applied 26, 014037 (2026)