Resonant magneto–optical Kerr effect induced by hybrid plasma modes in ferromagnetic nanovoids

Zhang Xia^{1, †}, Shi Lei², Li Jing³, Xia Yun-Jie¹, Zhou Shi-Ming⁴

(color online) ∂θ_k/∂ λ (black lines) and ∂ε_k / ∂ λ (red lines) (a)–(g) and ∂R/∂ λ (h)–(n) as a function of λ for samples S1 and S2. The dashed dark green lines indicate the resonance locations.