一个CMOS兼容的质子记忆器,由H-石墨烯/ZrO2/HxWO3堆制成,具有不对称的质子度
Yihan Liu1, Yuzhi He1, Feng Xiong1
1Department of Electrical and Computer Engineering, University of Pittsburgh, Pittsburgh, PA, 15261, USA.
Small (Weinheim an der Bergstrasse, Germany)
|September 24, 2025
概括
这项研究介绍了一种使用H-石墨烯/ZrO2/HxWO3.3的CMOS兼容的质子记忆器. 它在各种环境中表现出稳定的电阻切换,非常适合高级内存和神经形态计算.
科学领域:
- 材料科学 材料科学 材料科学
- 纳米技术纳米技术
- 电子 电子 电子 电子 电子 电子 电子
背景情况:
- 质子记忆器对非易失性记忆和神经形态计算具有前途.
- 对于质子设备集成,CMOS兼容性仍然是一个重大挑战.
研究的目的:
- 为了展示一个CMOS兼容的质子记忆器设备.
- 为了研究其在各种环境中的电阻切换行为.
- 探索其用于高速内存和人工突触应用的潜力.
主要方法:
- 一个基于质子的H-石墨烯/ZrO2/HxWO3记忆器的制造.
- 在真空,大气和高湿度下测试电阻开关特性.
- 应用短电压脉冲 (1-20μs) 来诱导多状态切换.
主要成果:
- 该设备在多个操作环境中表现出稳定的电阻切换.
- 制造和操作与CMOS技术兼容.
- 由于质子扩散,可以快速实现多态电阻切换.
结论:
- 开发的质子记忆器适合集成到基于Si的电路中.
- 它的快速多态切换能力使它成为高速非易失性内存的理想选择.
- 该设备显示了神经形态系统中人工突触应用的潜力,特别是通过SRDP快速模式学习.
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