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)–(e) The angle dependence of the linewidth Δ H for the oriented hcp- ( CoIr ) 100 − x Bx films, (f) the Δ H e fit and average in-plane linewidth Δ H ¯ , and (g) the damping constant α. (h) The angular spreading of the uniaxial field Δ ϕ u as a function of x.