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- Recently, laser frequency standards have developed rapidly. 近年来，激光频标得到了迅速发展。
- laser frequency standard 激光频率标准
- A portable laser system, continually working for very long period, is the key part in realization of an optically pumped cesium beam frequency standard. 长期连续工作的袖珍激光系统是实现实用的光抽运铯束频标的关键。
- Laser Frequency Stabilization Based on Control of Intermode Beat Note[J]. 引用该论文 王丽霞;蒋燕义;毕志毅;马龙生.
- The preliminary result of the frequency stabilization of an InGaAsP semiconductor laser using the optogalvanic effect of a gas absorption cell is reported. The optogalvanic signal of the discharge absorption cell is used as a frequency standard. 采用光吸收作用使放电气体吸收池电流改变，即“光电压”信号作为频率标准，对InGaAsP长波长半导体激光器进行稳频。
- The uncertainty of the Cs Atomic Frequency Standard System is evaluated as well as the result of measurement of a nanosecond universal counter. 对铯原子频率标准装置不确定度和纳秒通用计数器测量结果的不确定度进行评定。
- The relationships between the EOM crystal temperature and the RAM,as well as stabilized laser frequency are observed. 观测了电光晶体温度与剩余幅度调制和光频标锁定后激光频率之间的变化关系。
- Frequency synthersizer is one of the important part of the passive small type Rb frequency standard. 频率综合器是被动式小型铷原子频标的关键部件之一。
- The relationships between the EOM crystal temperature and the RAM, as well as stabilized laser frequency are observed. 观测了电光晶体温度与剩余幅度调制和光频标锁定后激光频率之间的变化关系。
- Indicated the good result of the long-term operation of the optically pumped cesium beam frequency standard in China. 强调了中国光抽运铯原子束频标经过长期连续工作所取得的优秀成果。
- The problem of laser frequency repetition(LFR) times in target distance measurement is studied. 针对目标仪中激光重频次数的确定问题,对实际航迹数据进行分析。
- Meanwhile, we take some improvement measure in order to improve the stability about rubidium atomic frequency standard. 同时通过定量分析对电路实现提出了一系列优选方案，从而使铷原子频标的性能得到改善。
- Theoretical analysis shows that the stability of the laser frequency is identical with that of the intermode beat note. 理论分析表明,激光频率稳定度与两相邻纵模拍频频率的稳定度相同;
- The impurity that was produc ed in aging process was analyzed.The results were benefit to the research of rubidium frequency standard. 对老化过程中产生的杂质进行了分析,从而对铷频标研究提供参考依据。
- Analyses failures of XSR type of Rubidium atomic frequency standard used in our factory,and introduces the situation of particular overhaul in detail. 对我厂的频率标准XSR型铷原子频标发生的故障及具体检修情况作了较详细的分析和介绍。
- The short stability of the miniature Rubidium vapor cell frequency standard is measured to be superior to the same pattern products internaitional. 在小型化的条件下，整机短期频率稳定度达到了国际同类产品水平。
- The interaction intensity was decided by such elements as the laser frequency, laser intensity, the dipole of material, detuning and the concentration of resonance particles. 强度较大时;则发生分裂.;光与物质相互作用的强度与光场大小、光场频率、偶极矩、失谐以及共振粒子浓度等因素有关
- The atomic hydrogen maser is the most stable frequency standard generally available today for all but the shortest measuring time interval. 氢脉泽是一种中、长期稳定度最高的原子频率标准。
- Except that LIF can get high precision for the laser frequency stabilization, it can make laser frequency detune from one atomic resonance frequency easy and exact. 激光感生荧光稳频技术除有很高的稳频精度以外，还可以获得相对于原子共振频率的一定失谐量。
- The hydrogen maser is the generally available frequency standard with the smallest frequency instability for all but the shortest measuring time interval. 为了提供高精密的时间频率,人类已经研制出氢原子钟,除长期稳定度之外,它的各项性能都是十分优秀的。
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