Modified Drude model for small gold nanoparticles surface plasmon resonance based on the role of classical confinement

Asef Kheirandish, Nasser Sepehri Javan, Hosein Mohammadzadeh

We study the effect of restoration force caused by the limited size of a small metallic nanoparticle (MNP) on its linear response to the electric field of incident light. In a semi…