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辛体系下倾斜碳纳米管阵列波导研究

张宇 邓子辰 赵鹏

张宇, 邓子辰, 赵鹏. 辛体系下倾斜碳纳米管阵列波导研究[J]. 应用数学和力学, 2016, 37(2): 127-137. doi: 10.3879/j.issn.1000-0887.2016.02.002
引用本文: 张宇, 邓子辰, 赵鹏. 辛体系下倾斜碳纳米管阵列波导研究[J]. 应用数学和力学, 2016, 37(2): 127-137. doi: 10.3879/j.issn.1000-0887.2016.02.002
ZHANG Yu, DENG Zi-chen, ZHAO Peng. Study of THz Wave Propagation in Tilted Carbon Nanotube Arrays Based on Symplectic Formulation[J]. Applied Mathematics and Mechanics, 2016, 37(2): 127-137. doi: 10.3879/j.issn.1000-0887.2016.02.002
Citation: ZHANG Yu, DENG Zi-chen, ZHAO Peng. Study of THz Wave Propagation in Tilted Carbon Nanotube Arrays Based on Symplectic Formulation[J]. Applied Mathematics and Mechanics, 2016, 37(2): 127-137. doi: 10.3879/j.issn.1000-0887.2016.02.002

辛体系下倾斜碳纳米管阵列波导研究

doi: 10.3879/j.issn.1000-0887.2016.02.002
基金项目: 国家自然科学基金(11372252);高校博士点基金(20126102110023);中央高校基本科研业务费专项资金(310201401JCQ01001)
详细信息
    作者简介:

    张宇(1988—),男,博士生(E-mail: yuzhang@mail.nwpu.edu.cn);邓子辰(1964—),男,教授,博士生导师(通讯作者. E-mail: dweifan@nwpu.edu.cn).

  • 中图分类号: O441.4;O29

Study of THz Wave Propagation in Tilted Carbon Nanotube Arrays Based on Symplectic Formulation

Funds: The National Natural Science Foundation of China(11372252)
  • 摘要: 基于平行碳纳米管阵列的等效介质模型,将碳纳米管阵列的平行波导问题导入到Hamilton体系.首先,应用等效介质理论,得到了倾斜碳纳米管阵列的介电特性;随后,假设波导两侧边界条件为理想导电边界条件,通过在辛几何理论框架下的研究,得到了倾斜碳纳米管介质中波导传播的色散关系.数值模拟表明:对碳纳米管阵列来说,存在一个窄的频段,电磁波基模无法传播;然而在频段外,电磁波基模传播具有极低的损耗.通过优化设计,可找到最佳倾斜角,使得全频段内的传播特性得到极大的增强.对碳纳米管阵列波导的相关研究可为太赫兹频段内的波传导器件的设计提供理论参考.
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出版历程
  • 收稿日期:  2015-09-08
  • 修回日期:  2015-11-30
  • 刊出日期:  2016-02-15

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