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| 自然旋光与法拉第效应的实验研究 |
| Experimental study on natural-optical rotation and Faraday effect |
| 投稿时间:2013-12-28 |
| DOI:10.3969/j.issn.1005-5630.2014.03.008 |
| 中文关键词: 自然旋光 法拉第效应 偏转角 旋光方向 |
| 英文关键词:natural-optical rotation Faraday effect deflected angle optical direction |
| 基金项目:东北石油大学青年科学基金项目(2013QN131/ky120231);东北石油大学大学生创新创业计划项目 |
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| 中文摘要: |
| 介绍了自然旋光与法拉第效应偏转角的测量方法,讨论了两种效应下偏转角的影响因素,说明了两种效应的应用领域。由分析得到:自然旋光偏转角的大小只与晶体有关,与磁场无关,而旋光方向与光的传播方向有关;法拉第效应偏转角的大小正比于磁感应强度,其偏转角旋光方向只与磁场方向有关,与光的传播方向无关;光往返通过自然旋光晶体时,偏转角相互抵消,磁致旋光晶体偏转角则实现累加。利用晶体的法拉第效应,可将其制成光学隔离器或单通光闸等器件。 |
| 英文摘要: |
| The deflected angle measurement method of natural-optical rotation and Faraday effect was introduced. The influencing factors of deflected angle in the two effects were discussed. The application field of two effects was explained. The conclusion was as follows:the deflected angle of natural-optical rotation only has to do with the crystal and has nothing to do with magnetic field, the optical direction has to do with propagation direction of incident light; the deflected angle of Faraday effect was proportional to the magnetic induction intensity, the optical direction has to do with magnetic field direction, but has nothing to do with propagation direction of incident light. The light passed through natural-optical crystal back and forth, deflected angle was counteract, but accumulated in the magneto-optical rotation crystal. This effect was used to produce optical isolator and single-lane optical gate. |
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