在MoS2基原子电阻器中的可编程保留特性,用于神经形态和储计算系统
Yoonseok Lee1,2, Yifu Huang2, Yao-Feng Chang3
1Division of Electronics and Electrical Engineering, Dongguk University, Seoul, Seoul 04620, Korea.
ACS nano
|May 20, 2024
概括
这项研究表明,一款新的2D原子晶体器显示了短期和长期的记忆,通过可编程保留,使先进的神经形态计算和人工智能应用成为可能.
科学领域:
- 材料科学 材料科学 材料科学
- 神经科学是一个神经科学.
- 计算机科学 计算机科学
背景情况:
- 神经形态系统需要模仿生物突触的记忆元件.
- 原子电阻器设备为紧和高效的突触模拟提供了潜力.
研究的目的:
- 在2D Au/MoS2/Au原子控制器中研究短期和长期记忆效应.
- 确定这些记忆效应对神经形态应用中的突触性质的影响.
主要方法:
- 制造一个双层的MoS2横杆原子电阻器装置.
- 可编程的多层次记忆测试,以验证记忆特征.
- 实施和测试各种突触可塑性行为.
主要成果:
- 证明了短期和长期记忆效应的共存.
- 验证的突触特性包括EPSC,PPF和可塑性.
- 模拟突触学习,遗忘和储库计算.
结论:
- 2D原子晶体装置显示了神经形态系统的巨大潜力.
- 可编程的保留属性是基于AI的计算应用程序的关键.
- 该设备可以作为储存器计算的物理储存器.
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