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通过组件分析和沉积参数调整优化磁铁道交叉结构

Crina Ghemes¹, Mihai Tibu¹, Oana-Georgiana Dragos-Pinzaru¹

¹National Institute of Research and Development for Technical Physics, 700050 Iasi, Romania.

Materials (Basel, Switzerland)

|June 19, 2024

概括

优化薄膜沉积参数显著提高磁道结 (MTJ) 的性能. 对层属性的精确控制使道磁电阻 (TMR) 平均提高了10%.

科学领域:

材料科学材料科学材料科学
凝聚物质物理学凝聚物质物理学
纳米技术纳米技术

背景情况:

磁道连接 (MTJ) 对于自旋电子设备至关重要.
了解单个层和沉积参数的作用是MTJ性能的关键.

研究的目的:

调查沉积参数对MTJ层性质的影响.
分析薄膜厚度对磁电阻性质的影响.
优化MTJ结构以改善道磁阻 (TMR).

主要方法:

使用原子力显微镜 (AFM),扫描电子显微镜 (SEM) 和传输电子显微镜 (TEM).
分析了表面粗度和层厚度.
研究了薄膜厚度和磁电阻之间的关系.

主要成果:

证明沉积参数会影响表面粗度和层厚度.
展示了自由铁磁和MgO屏障层厚度对磁阻的影响.
通过参数优化实现TMR平均10%的改善.

结论:

精确控制薄膜特性对于提高MTJ设备性能至关重要.
沉积参数的优化导致TMR的显著改善.
这项研究提供了针对高级应用程序定制MTJ结构的见解.

关键词:

磁道交叉点磁道交叉点粗性粗性粗性的喷沉积物喷沉积物是一种喷沉积物.薄膜是一种薄膜.道中的磁电阻.

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