Effect of interface magnetization depinning on the frequency shift of ferromagnetic and spin wave resonance in YIG/GGG films

Lin Fanqing¹, Zhang Shouheng¹, Zhao Guoxia¹, Li Hongfei², Zong Weihua², Li Shandong^{1, †}

(a) XRD θ–2θ scan of the (444) reflections from a YIG film grown on a GGG (111) substrate. Room-temperature in-plane (b) and out-of-plane (c) hysteresis loops of the YIG film.