Feedback Control and Power Stability of Intracavity Frequency Doubled Diode-Pumped Nd:YVO4 Lasers
碩士 === 國立交通大學 === 電子物理系 === 90 === The output fluctuations of intracavity frequency doubled diode-end-pumped Nd:YVO4 laser arise from temperature of nonlinear crystal and mechanical vibration. The instability restricts the application of the green laser. In order to stabilize the output p...
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ndltd-TW-090NCTU04290232015-10-13T10:05:22Z http://ndltd.ncl.edu.tw/handle/27300732273282229234 Feedback Control and Power Stability of Intracavity Frequency Doubled Diode-Pumped Nd:YVO4 Lasers 腔內倍頻綠光雷射的回授控制與功率穩定性之研究 Y. C. Huang 黃怡正 碩士 國立交通大學 電子物理系 90 The output fluctuations of intracavity frequency doubled diode-end-pumped Nd:YVO4 laser arise from temperature of nonlinear crystal and mechanical vibration. The instability restricts the application of the green laser. In order to stabilize the output power, we use optical feedback control system to control the laser. However, we discover that the reflectance of beam splitter cannot vary with the direction and polarization of laser. We improve the instability from ±7.31% to ±0.82% in the measurement of 8 hours. Obviously, we obtain a more stable laser by using optical feedback control system. Y. F. Chen 陳永富 2002 學位論文 ; thesis 77 zh-TW |
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碩士 === 國立交通大學 === 電子物理系 === 90 === The output fluctuations of intracavity frequency doubled diode-end-pumped Nd:YVO4 laser arise from temperature of nonlinear crystal and mechanical vibration. The instability restricts the application of the green laser. In order to stabilize the output power, we use optical feedback control system to control the laser. However, we discover that the reflectance of beam splitter cannot vary with the direction and polarization of laser. We improve the instability from ±7.31% to ±0.82% in the measurement of 8 hours. Obviously, we obtain a more stable laser by using optical feedback control system.
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author2 |
Y. F. Chen |
author_facet |
Y. F. Chen Y. C. Huang 黃怡正 |
author |
Y. C. Huang 黃怡正 |
spellingShingle |
Y. C. Huang 黃怡正 Feedback Control and Power Stability of Intracavity Frequency Doubled Diode-Pumped Nd:YVO4 Lasers |
author_sort |
Y. C. Huang |
title |
Feedback Control and Power Stability of Intracavity Frequency Doubled Diode-Pumped Nd:YVO4 Lasers |
title_short |
Feedback Control and Power Stability of Intracavity Frequency Doubled Diode-Pumped Nd:YVO4 Lasers |
title_full |
Feedback Control and Power Stability of Intracavity Frequency Doubled Diode-Pumped Nd:YVO4 Lasers |
title_fullStr |
Feedback Control and Power Stability of Intracavity Frequency Doubled Diode-Pumped Nd:YVO4 Lasers |
title_full_unstemmed |
Feedback Control and Power Stability of Intracavity Frequency Doubled Diode-Pumped Nd:YVO4 Lasers |
title_sort |
feedback control and power stability of intracavity frequency doubled diode-pumped nd:yvo4 lasers |
publishDate |
2002 |
url |
http://ndltd.ncl.edu.tw/handle/27300732273282229234 |
work_keys_str_mv |
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