| 研究生: |
張家瑞 Chang, Chia-Jui |
|---|---|
| 論文名稱: |
銥錳/玻鏌合金之交換異向性研究:利用多層膜方式成長[Mn/Ir]反鐵磁層 Study of exchange bias in IrMn/NiFe using multilayer growth of [Mn/Ir] antiferromagnetic layer |
| 指導教授: |
黃榮俊
Huang, Jung-Chun-Andrew |
| 學位類別: |
碩士 Master |
| 系所名稱: |
理學院 - 物理學系 Department of Physics |
| 論文出版年: | 2003 |
| 畢業學年度: | 91 |
| 語文別: | 中文 |
| 論文頁數: | 108 |
| 中文關鍵詞: | 交換偏移場,銥 |
| 外文關鍵詞: | exchange bias, Ir |
| 相關次數: | 點閱:94 下載:1 |
| 分享至: |
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本研究係以分子束磊晶方法(MBE)成長高品質之[IrxMn100-x/Ni80Fe20]薄膜系統,藉著改變不同參數來探討此系統之交換耦合偏移效應。
分析上我們利用X-ray繞射儀(XRD)來確定其磊晶關係及晶體結構,磁性方面則是利用磁光柯爾效應儀(MOKE)量測其磁滯曲線。
實驗中的反鐵磁層(IrxMn100-x)採用multilayer的成長方式,希望藉著Mn厚度的變化,能得到較理想的比例控制。論文中也將討論改變多層膜中Ir及Mn的成長順序以及反鐵磁層的成長溫度對樣品磁性的影響。
We have investigated the exchange bias effect on [IrxMn100-x/Ni80Fe20]
system grown by MBE with different experiment factors.
The epitaxy relation and crystalline structure were measured by X-ray deffraction ,and the magnetic properties of [IrxMn100-x/Ni80Fe20] system were measured by magnetic-optical kerr effect(MOKE).
We used multilayer method to grow [Ir/Mn]N antiferromagnetic layer, the ratio of IrxMn100-x was controlled by changing the thickness of Mn. We also discussed the influences on magnetic properties of samples by changing the sequence of Mn and Ir in multilayer and the different growth temperature of antiferromagnetic layer.
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