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首页> 外文期刊>Optical and quantum electronics >Study on split-ring-resonator based terahertz sensor and its application to the identification of product oil
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Study on split-ring-resonator based terahertz sensor and its application to the identification of product oil

机译:基于开环谐振式太赫兹传感器的研究及其在成品油识别中的应用

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摘要

Based on the finite-integration-technology method, we calculate the high and low frequency resonant peaks of the split-ring-resonators (SRRs) which served as a terahertz sensor. An equivalent three-SRRs model is introduced to understand the SRR structure at the high frequency resonant absorption peak. At the same time, an equivalent circuit is set up to calculate the high frequency resonant peak. After that, we theoretically study the sensitivity of these two peaks. The results suggest that both of these two resonant peaks show redshift when the permittivity of surrounding medium increase, and the high frequency peak is more sensitive to this permittivity variation than the low one. The SRR sample is fabricated using a surface micromachining process and used to identify gasoline of 93# and 97#. The experiment results show that the redshift of the high frequency resonant peak is larger than that of the low one, and it is in good agreement with theory analysis. This study suggests that the SRR is a good sensor to identify the product oil, and its high frequency resonant peak is more sensitive to the variation of the permittivity than the low one.
机译:基于有限积分技术方法,我们计算了用作太赫兹传感器的裂环谐振器(SRR)的高频和低频谐振峰。引入等效的三SRRs模型以了解高频谐振吸收峰处的SRR结构。同时,建立等效电路以计算高频谐振峰值。之后,我们从理论上研究了这两个峰的灵敏度。结果表明,当周围介质的介电常数增加时,这两个共振峰均显示出红移,并且高频峰对该介电常数变化的敏感性比低峰高。 SRR样品是使用表面微机械加工工艺制造的,用于识别93#和97#汽油。实验结果表明,高频共振峰的红移大于低频共振峰的红移,与理论分析吻合良好。这项研究表明,SRR是识别成品油的良好传感器,并且其高频共振峰对介电常数的变化比低介电常数更敏感。

著录项

  • 来源
    《Optical and quantum electronics》 |2015年第8期|2867-2879|共13页
  • 作者单位

    Guangxi Colleges and Universities Key Laboratory of Optoelectronic Information Processing, Guilin University of Electronic Technology, Guilin 541004, China,Guangxi Key Laboratory of Automatic Detection Technology and Instrument, Guilin 541004, China,Guangxi Experiment Center of Information Science, Guilin 541004, China;

    Guangxi Colleges and Universities Key Laboratory of Optoelectronic Information Processing, Guilin University of Electronic Technology, Guilin 541004, China,Guangxi Key Laboratory of Automatic Detection Technology and Instrument, Guilin 541004, China;

    Nanobiophotonic Center, State Key Lab Incubation Base of Photoelectric Technology and Functional Materials, and Institute of Photonics & Photon-Technology, Northwest University, Xi'an 710069, China;

    Guangxi Colleges and Universities Key Laboratory of Optoelectronic Information Processing, Guilin University of Electronic Technology, Guilin 541004, China,Guangxi Key Laboratory of Automatic Detection Technology and Instrument, Guilin 541004, China,Guangxi Experiment Center of Information Science, Guilin 541004, China;

    Guangxi Colleges and Universities Key Laboratory of Optoelectronic Information Processing, Guilin University of Electronic Technology, Guilin 541004, China,Guangxi Key Laboratory of Automatic Detection Technology and Instrument, Guilin 541004, China;

    Guangxi Colleges and Universities Key Laboratory of Optoelectronic Information Processing, Guilin University of Electronic Technology, Guilin 541004, China,Guangxi Key Laboratory of Automatic Detection Technology and Instrument, Guilin 541004, China;

  • 收录信息 美国《科学引文索引》(SCI);美国《工程索引》(EI);
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    Terahertz (THz) sensor; Split-ring-resonator (SRR); Equivalent circuit; Permittivity; Product oil identification;

    机译:太赫兹(THz)传感器;开环谐振器(SRR);等效电路介电常数产品油的识别;

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