TY - JOUR AU - Feng Guo AU - Lyubov Belova AU - Robert McMichael C2 - Physical Review B DA - 2015-02-27 DO - https://doi.org/10.1103/PhysRevB.91.064426 LA - en M1 - 91 PB - Physical Review B PY - 2015 TI - Nonlinear ferromagnetic resonance shift in submicron Permalloy ellipses ER -