Second harmonic magnetoacoustic responses of magnetic nanoparticles in magnetoacoustic tomography with magnetic induction

Guo Gepu¹, Gao Ya¹, Li Yuzhi¹, Ma Qingyu^{1, †}, Tu Juan², Zhang Dong²

Impulse responses of the boundary and inner MNPs with the insets of (a) the 2H-MAR and (b) the corresponding spectrum under a sinusoidal magnetic excitation.