Magnetization Dynamics of Topological Defects and the Spin Solid in Kagome Artificial Spin Ice

V. S. Bhat, F. Heimbach, I. Stasinopoulos +1

We report broadband spin-wave spectroscopy on kagome artificial spin ice (ASI) made of large arrays of interconnected Ni${}_{80}$Fe${}_{20}$ nanobars. Spectra taken in saturated and di…