福勒-诺德海姆道在AlGaN MIS异构结构中与原子薄h-BN层依赖性和性能限制
Jiarui Zhang1, Yikun Li1, Shijun Luo1
1National Key Laboratory of Infrared Detection Technologies, School of Microelectronics and Integrated Circuits (Jiangsu Key Laboratory of Semi. Dev. & IC Design, Package and Test), Nantong University, Nantong 226019, China.
Nanomaterials (Basel, Switzerland)
|August 13, 2025
概括
几个层的六角化 (h-BN) 通过提高故障电压和减少泄漏电流来增强AlGaN金属绝缘体半导体设备. 这种2D材料集成是下一代高功率电子产品的关键.
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
- 半导体设备物理 半导体设备物理
背景情况:
- 六角化 (h-BN) 是一个有前途的2D介电器,用于先进的电子.
- 之前的研究集中在基于GaN的结构中的h-BN上,使得AlGaN MIS设备未被探索.
- 少数层的h-BN对具有不同Al含量的AlGaN MIS设备的影响尚不清楚.
研究的目的:
- 为了调查福勒-诺德海姆在几层h-BN/AlGaN MIS结构中的道挖掘.
- 分析h-BN层数,AlGaN组成和接口特性对设备性能的影响.
- 为了确定优化AlGaN MIS设备的关键物理参数.
主要方法:
- 结合实验和模拟方法.
- 系统地调查福勒-诺德海姆道的道.
- 确定取决于层的有效质量和波段对齐.
主要成果:
- 几个层的h-BN集成增强了故障电压,并减少了AlGaN MIS设备中的泄漏电流.
- h-BN可以减轻接口缺陷和Shockley-Read-Hall重组.
- 优化的物理参数可以提高MIS设备的性能.
结论:
- 低层h-BN对于高性能AlGaN MIS设备至关重要,特别是在高电压和功率条件下.
- 这项研究提供了对h-BN/AlGaN MIS结构的基本见解.
- 这些发现推动了h-BN在下一代高功率和高频电子产品中的应用.
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