| 论群速相速概念与电磁波传播模式 |
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| 引用本文： | 邵建军.论群速相速概念与电磁波传播模式[J].培训与研究,2005,22(5):4-10. |
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| 作者姓名： | 邵建军 |
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| 作者单位： | 湖北教育学院物理与电子信息系,武汉430205 |
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| 摘 要： | 文章研究了电磁波传播的群速与相速概念，论证了信号传送与能量传递的必然联系。研究了波导模式理论与单模传播条件，电磁波在等离子体中传播时的信号传送速度，并讨论了传输线的色散问题。
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| 关 键 词： | 群速与相速 波导模式 单模传播 等离子体 传输线色散 |
| 文章编号： | 1007-1687（2005）05-0004-07 |
| 收稿时间： | 06 19 2005 12:00AM |
| 修稿时间： | 2005-06-19 |
On Velocity of Conveying Electromagnetic Signal and Propagation Modes of Electromagnetic Waves |
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| Shao JianJun.On Velocity of Conveying Electromagnetic Signal and Propagation Modes of Electromagnetic Waves[J].Training and Research-Journal of Hubei College of Education,2005,22(5):4-10. |
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| Authors: | Shao JianJun |
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| Abstract: | The paper studies the concepts of phase velocity and group velocity on electromagnetic wave propagation and discusses the relation between signal conveyance and energy conveyance. Meanwhile the paper studies the mode theory of wave guide and condition of single mode propagation, the velocity of electromagnetic signal conveyance in plasma and the dispersion theory on transmission lines. |
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| Keywords: | group velocity and phase velocity modes of wave guide single mode propagation plasma dispersion on transmission lines |
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