Influence of magnetic anisotropy on the vortex stability in circular Permalloy nanodots using energy analysis

• Published in: Materials letters Vol. 372; p. 136988
• Main Authors: Praveen, P., Priyanka, B., ESR, Ajith Nix, Kiruthiga Devi, B., Sinha, J., Behera, B.C.
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 01.10.2024
• Subjects: Anisotropy; Micromagnetic Simulations; Permalloy; Vortex; Micromagnetic Simulations; Permalloy; Vortex; Anisotropy

•Mechanism of magnetization reversal investigated in NiFe-nanodots.•This study performed by varying the strength of out-of-plane magnetic anisotropy.•Critical anisotropy value identified to stabilize the magnetic vortex state.•Energy values estimated at nucleation field, annihilation field and reman...