基于石墨纳米材料的电磁诱导势阱效应的室温太赫兹探测研究
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作者单位:

1.东华大学 理学院 应用物理系,上海 201620;2.中国科学院上海技术物理研究所 红外物理国家重点实验室,上海 200083;3.中国科学院上海技术物理研究所 空间主动光电技术重点实验室,上海200083;4.中国科学院大学杭州高等研究院,浙江 杭州 310024

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中图分类号:

O511;O782

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Room-temperature THz detection via EIW effect based on graphite nanosheet
Author:
Affiliation:

1.Department of Applied Physics, Donghua University, Shanghai 201620, China;2.State Key Laboratory of Infrared Physics, Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Shanghai 200083, China;3.Key Laboratory of Space Active Opto-Electronics Technology, Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Shanghai 200083, China;4.Hangzhou Institute for Advanced Study, University of Chinese Academy of Sciences, Hangzhou 310024, China

Fund Project:

Supported by the National Natural Science Foundation of China ( 61625505, 12134016); Chinese Academy of Sciences ( ZDBS-LY-JSC025); Shanghai Municipal Science and Technology Major Project (2019SHZDZX01).

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    摘要:

    基于石墨纳米材料,成功制备金属-石墨-金属结构电磁诱导势阱效应室温太赫兹探测器,实现了高性能的室温太赫兹探测。器件在0.035 THz的响应率达到20 kV/W,在0.1673 THz的响应率达到11 kV/W,器件在0.035 THz的噪声等效功率达到1.25 ,在0.1673 THz的噪声等效功率达到2.27 。我们的研究结果为石墨烯太赫兹探测器提供新的思路。

    Abstract:

    We demonstrate a room-temperature sub-terahertz photoconductive detector based on graphite nanosheet (GN) using electromagnetic induced well (EIW) effect produced in the metal-GN-metal structure. The detector achieves high performance of room-temperature THz detection. It shows a responsivity of over 20 kV/W at 0.035 THz and 11 kV/W at 0.1673 THz, as well as NEP of about 1.25 pW/Hz1/2 at 0.035 THz and 2.27 pW/Hz1/2 at 0.1673 THz, respectively. The results open up a new idea for graphene-based THz detection.

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引用本文

阎蒋伟,张晓东,周炜,马万里,胡涛,姚娘娟,江林,黄志明.基于石墨纳米材料的电磁诱导势阱效应的室温太赫兹探测研究[J].红外与毫米波学报,2022,41(3):551~556]. YAN Jiang-Wei, ZHANG Xiao-Dong, ZHOU Wei, MA Wan-Li, HU Tao, YAO Niang-Juan, JIANG Lin, HUANG Zhi-Ming. Room-temperature THz detection via EIW effect based on graphite nanosheet[J]. J. Infrared Millim. Waves,2022,41(3):551~556.]

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  • 收稿日期:2022-02-03
  • 最后修改日期:2022-05-22
  • 录用日期:2022-02-25
  • 在线发布日期: 2022-05-19
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