Dual gate synthetic MoS2 MOSFETs with 4.56μF/cm2 channel capacitance, 320μS/μm Gm and 420 μA/μm Id at 1V Vd/100nm Lg

被引:3
|
作者
Wu, Xiangyu [1 ]
Cott, Daire [1 ]
Lin, Zaoyang [1 ]
Shi, Yuanyuan [1 ]
Groven, Benjamin [1 ]
Morin, Pierre [1 ]
Verreck, Devin [1 ]
Smets, Quentin [1 ]
Medina, Henry [1 ]
Sutar, Surajit [1 ]
Asselberghs, Inge [1 ]
Radu, Iuliana [1 ]
Lin, Dennis [1 ]
机构
[1] IMEC, Leuven, Belgium
来源
2021 IEEE INTERNATIONAL ELECTRON DEVICES MEETING (IEDM) | 2021年
关键词
D O I
10.1109/IEDM19574.2021.9720695
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We have engineered dual gate (DG) MoS2 transistors with scaled top and back gate stacks based on a surface physisoiption ALD approach. A GdAlOx. interfacial layer (IL) between the TMA 'soak' seed and the HfO2 layer has been introduced to improve Vt control, hysteresis, and long channel mobility. Connected dual gate MOSFET with 1-2ML MoS2 channel reaches 420 mu A/um drain current and 4.56 mu F/cm(2) capacitance at 2.6V gate bias (similar to 5x10(13)/cm(2) sheet charge density).
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页数:4
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