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热氧化的memristor和1T1R集成用于选择器功能和低功耗内存
Zhidong Pan1, Jielian Zhang1, Xueting Liu1
1School of Semiconductor Science and Technology, South China Normal University, Foshan, 528225, P. R. China.
概括
研究人员使用温和的热氧化方法开发了一种低功耗的memristor. 这种新的电阻切换内存提供了超的切换和改进的可扩展性,用于先进的计算.
科学领域:
- 材料科学 材料科学 材料科学
- 纳米技术纳米技术
- 固态电子 固态电子
背景情况:
- 电阻切换记忆对于高密度集成和内存计算至关重要.
- 挑战包括制造复杂性,高阻力状态泄漏,以及限制可扩展性的潜入路径电流.
研究的目的:
- 开发一种使用温和温度热氧化技术的低功耗,超的memristor.
- 为了解决电阻开关内存的可扩展性和制造挑战.
主要方法:
- 通过温和温度的热氧化制造Ag/TiOx/SnOx/SnSe2/Au记忆器架构.
- 研究电阻切换特性,包括值切换行为和温度依赖的转换.
- 集成与2H-MoTe2晶体管使用范德瓦尔斯堆叠为1T1R结构.
主要成果:
- 异常值开关的比率>106,低值电压 (~1V) 和长时间保留 (>104秒).
- 超小的下值摆动 (2.5mV/十年) 和高空气稳定性 (>4个月).
- 从挥发性转换为非挥发性转换的温度诱导过渡,突出显示氧空位迁移.
结论:
- 温和热氧化是一种可行的技术,用于低成本,高性能的memristor生产.
- 开发的memristor显示了未来内存计算应用的前景.
- 1T1R结构可实现选择器功能和多值内存,同时降低功耗.
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