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- optical frequency double 光二倍频
- Passively mode-locked fiber laser and the application in optical frequency metrology were introduced. 摘要本文介绍被动锁模光纤激光的架构，以及在光频量测的应用。
- Two additional features of the pulses emitted by mode-locked lasers are keys to the development of optical frequency combs. 锁模雷射所放出的脉冲另有两个特徵，成为发展光频梳的关键。
- Jun Ye, Steven Cundiff and John Hall bring different backgrounds to their collaboration on developing and applying femtosecond optical frequency combs. 叶军、康帝夫以及霍尔各有不同的背景，但是一起合作发展及应用飞秒光频梳。
- Steven Cundiff, Jun Ye and John Hall bring different backgrounds to their collaboration on developing and applying femtosecond optical frequency combs. 康帝夫、叶军以及霍尔各有不同的背景，但是一起合作发展及应用飞秒光频梳。
- According to physical signification,three metrical methods are introduced: optical communication stimulant method,extremal measure method and frequency doubling modulation method. 根据其物理意义,介绍了三种测量方法:光通信模拟法、极值测量法、倍频调制法。
- John Hall, Steven Cundiff and Jun Ye bring different backgrounds to their collaboration on developing and applying femtosecond optical frequency combs. 霍尔、康帝夫以及叶军各有不同的背景，但是一起合作发展及应用飞秒光频梳。
- High power end-pumped intracavity frequency doubling Watt-level green laser[J]. 引用该论文 赵致民;李隆;田丰;李春;白晋涛.
- The microcontroller then sets the frequency driving AOM to let the shifted optical frequency to jump alternatively to either side of the desired saturated absorption peak. 单片机控制AOM在吸收峰左右跳频得到鉴频信号，经数字PID计算反馈控制激光频率，实现了无调制稳频。
- Abstract： The system control structure which can realize adjusting speed and diff erency frequency double closed circle adjusting speed of the general frequency c onverter is introduced. 介绍了采用通用变频器实现转速、转差频率双闭环调速系统控制结构，在实验基础上对起动过程进行了分析。
- The optical temporal and the optical frequency holograph are introduced in this paper, emphasis on the principle of the optical frequency holograph, and its application. 介绍了光学频域全息和时域全息的形成原理,并对光学频域全息在光纤通信及图像传输中的应用作了简要介绍。
- Frequency parameters are some of the key technical aspects in prototyping an optical fiber sensor system based on power modulated optical frequency domain Raman reflectometry. 研究了功率调制型光频域反射技术空间采样函数的基本特征,得到了频域测量参量对测量距离和空间分辨率的基本限制；
- According to physical signification, three metrical methods are introduced: optical communication stimulant method, extremal measure method and frequency doubling modulation method. 根据其物理意义，介绍了三种测量方法：光通信模拟法、极值测量法、倍频调制法。
- A wavefront at high radio frequencies or optical frequencies impinging on the atmosphere is distorted. 高射电频率或光学频率的波阵面进入大气时受到畸变。
- A brief analysis on frequency doubling at 852nm with BBO crystal has been presented. 简单介绍了BBO晶体852nm倍频的实验原理。
- The frequency doubling effects of the dually doped KTP crystals have been measured by powder frequency doubling method. 结果发现,3种双掺质KTP晶体的粉末倍频效应较之KTP均有所提高。
- Intracavity Frequency Doubling Nd:YAG Laser with Temperature Controling and High-pure KTP[J]. 引用该论文 孙渝明;侯学元;李宇飞;徐士华;刘恩泉.
- LD pumped intracavity frequency doubling 473 nmNd:YAG/LBO laser with low noise operation[J]. 引用该论文 李义民;檀慧明;付喜宏;田玉冰;王保山.
- The attosecond pulse train which are consecutive pulses with same carrier envelope phase can push optical frequency combs in the visible and near infrared wavelength to extreme ultraviolet regions. 利用脉冲间具有相同载波包络相位的阿秒脉冲序列能把可见光波段的光学频率梳向极紫外波段扩展；
- High-resolution measurements were the domain of specialists in precision spectroscopy and optical frequency metrology, wherein highly stable CW lasers reigned as the preferred tools. 高解析度测量是精细光谱及光频度量衡专家的专长，他们比较喜欢用高稳定度的CW雷射。
