Influence of additives on the magnetic damping constant of CoIr soft magnetic thin films with negative magnetocrystalline anisotropy

Ma Tianyong, Luo Zhi, Li Zhiwei^†, Qiao Liang, Wang Tao^‡, Li Fashen

(a)–(c) Typical FMR spectra for films B8.7, Ni5.3, and SiO8.7, respectively. The green dotted line and red dashed curve are Gaussian and Lorentzian fits to the data, respectively.