在高温下以纳米板为基础的场效应晶体管中进行子值电流抑制ReS2
Ofelia Durante1, Kimberly Intonti1, Loredana Viscardi1
1Department of Physics "E. R. Caianiello", University of Salerno, via Giovanni Paolo II 132, Fisciano, 84084 Salerno, Italy.
概括
研究人员研究了二硫化物 (ReS2) 场效应晶体管 (FET) 中的歇斯底里. 他们发现,在高温下抑制ReS2FET的下值电流会逆转歇斯底里,提高性能.
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:
- 二维二硫化物 (ReS2) 是一种过渡金属二甲基化物,在电子领域具有有前途的应用.
- 基于ReS2的场效应晶体管 (FET) 正在探索用于光检测器和内存等设备.
研究的目的:
- 研究ReS2 FET中抑制下值电流的情况.
- 分析转移特征中由此产生的歇斯底里反转.
- 确定温度的影响,扫门电压和压力对这种现象的影响.
主要方法:
- 基于ReS2纳米板的FET的制造和表征.
- 在不同的条件下 (温度,门扫描,压力) 电气测量转移特征.
- 分析门电流的行为与排水电流抑制相结合.
主要成果:
- 前向电压门扫除抑制了ReS2FET中的下值电流.
- 这种抑制导致反时钟方向的歇斯底里,反转了典型的时钟方向行为.
- 电流抑制与门电流峰值相关,取决于温度而不是压力.
- 通过门氧化物陷进行热辅助道挖掘被确定为机制.
结论:
- 网关氧化物陷通过热辅助道的充/放电解释了观察到的电流抑制和歇斯底里反转.
- ReS2 FETs的高温运行可以降低功耗.
- 这项研究扩大了基于ReS2纳米板的FET的潜在运行温度范围.
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