03. LLG equation, non-linear dynamics of magnetization reversal and shape anisotropy

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Physics Talk: Season 01 #003 – Md. Abdus Sami Akanda

Title: LLG equation, non-linear dynamics of magnetization reversal and shape anisotropy
Abstract: Previous studies on magnetization reversal have shown various ways of reversing the magnetization of a nanoparticle. Yet achieving faster magnetization reversal which matches the theoretical limit with minimal energy is an interest for more studies. Our work uses a non-linearly changing microwave field to match the non-linear dynamics of magnetization. Moreover, we harness the help from the demagnetizing field, which reduces the resonant frequency. Demagnetizing fields can be controlled by changing the shape of the nanoparticle. We also argue the implementation of this technology in practical applications.

Time of speech: 07.30 PM; 14 March 2021

Md. Abdus Sami Akanda
B.Sc. Student, Physics Discipline
Khulna University (KU)
Khulna, Bangladesh
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You're lovely Abdus, thank you very much for the initial explanation, helped me a lot. *You never need to apologize for your English. Very Good!

calisadi
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Sir, how to get component form of LLGS equation. Sir, can we use same LLG equation for MTJ which we use in the case of nanopillers

vimala
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Can u talk? Actually it is my final year project

toughtime