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和GIOVE-A卫星携带的铷原子钟相比,这种原子钟具有更好的长期稳定性和精度。The maser promises better long term stability and improved accuracy compared to the rubidium clock on board GIOVE-A.

利用此腔泡系统可以制成小型化、高性能的铷原子频标。This cavity-cell assembly can be used to make a miniaturized rubidium atomic frequency standard with high performance.

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采用火焰原子吸收光谱法测定高纯氯化铷中钠和钾的含量。The contents of sodium and potassium in high purity rubidium chloride were determined by flame atomic absorption spectrometry.

1995年物理学的一件大事是在铷、钠等中性原于中实现了玻色—爱因斯坦凝聚。The realization of Bose-Einstein condensation of neutral atoms such as rubidium and sodium was a sensation in physics in 1995.

研究了以t-BAMBP作萃取剂,分别以二甲苯和二乙苯作稀释剂对铷、铯的萃取行为。The extraction behavior of rubidium and cesium with t-BAMBP was examined in different diluents of dimethylbenzene and diethylbenzene.

设计了一种采用阶跃恢复二极管来实现的、用于被动型铷原子频标的微波高次倍频器。A high-order microwave frequency multiplier is designed by adopting the step recovery diode for a passive rubidium atomic frequency standard.

对铷蒸气中的喇曼共振四波参量混频过程进行了详细的实验观测和理论分析。The experimental observation and theoretical analysis on the Raman-resonant four-wave parametric mixing process in rubidium vapour have been made.

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由于铷原子频标具有优良的频率和时间准确度及稳定度,被广泛应用于导航、通信、守时授时和各种科研领域。The rubidium atomic frequency standards have been used in so many respects as navigation, communication, time transport and several science fields.

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。Analyses failures of XSR type of Rubidium atomic frequency standard used in our factory, and introduces the situation of particular overhaul in detail.

最后给出了已研制成功的小型化汽泡型铷原子频标整机的测试曲线和相关指标。At last, the rubidium frequency standard has been put into practice successfully, simultaneously, the test graph and technical performances are provided.

本发明结构简单,加工容易,体积小,腔Q值高,频率微调方便,加热效率高,可广泛应用于小型化铷原子频标。The microwave cavity has high Q value, convenient frequency trimming and high heating efficiency, and may be used widely in rubidium atom frequency scale.

最高记录是奥地利因斯布鲁特的一个小组创作的,他们使用一种叫做离子阱的装置,其中每个丘比特以不同能量的铷原子叠加的形式存在。The record holders, a group in Innsbruck, use a device called an ion trap in which each qubit exists as a superposition of a rubidium atom at different energies.

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由于铷钟的漂移非常缓慢,基于自适应低通滤波器,设计了一种导航算法用于铷钟约束的GPS。Since the Rubidium clock drifts very slowly, an alternative navigation algorithm was designed for Rubidium clock constrained GPS using the adaptive low-pass filter.

为了得到稳定的方波信号常使用石英晶体振荡器或铷原子钟,但振荡器的稳定性还要受到具体电路结构的影响。Crystal oscillator or rubidium clock is usually used for the stable square-wave signal, but the stability of oscillator is still influenced by the circuit structure.

随着光前驱和主波包通过第二组铷原子,科学家就可以对这两个光子成分的速度进行测量。As the optical precursor and main wave packet traveled through a second group of rubidium atoms, the scientists took measurements on the speed of the two photon components.

在我们建立的铯原子双磁光阱实验装置上,采用连续激光将气室磁光阱中冷却并俘获的冷原子输运到超高真空磁光阱。This thesis simply reviews the progress of laser cooling and trapping of neutral atoms, and recounts the progress of building our MOT and trapping Rubidium atoms particularly.

实验室铯束标准提供了时间单位的校正,即秒长,氢原子钟和守时铷标准则保证了时间尺度的连续性。The laboratory cesium clock is used to provide the basic reference of the second, while hydrogen clocks and rubidium clocks are used to ensure the continuity of the time scale.

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在第三章中,介绍了铷原子磁力仪的实验装置,包括光源、磁探头、信号采集与处理等部分。In chapter 3, the experimental setup of the rubidium atomic magnetometer is introduced which includes the laser source, magnetic sensor, signal acquisition and processing, and so on.

同时,研究了影响该磁力仪的灵敏度的几种因素,包括不同的铷泡组分、不同的铷泡温度等。At the same time, factors affecting the sensitivity of this magnetometer have been researched by analyzing the sensitivity of different composition and temperatures of rubidium cells.

在自行研制的一种小型化微波腔的基础上,新近研制出采用分离滤光技术的气泡型铷频标腔泡系统。Based on a miniaturized microwave cavity developed by ourselves and the separated filter technique, a new type of cavity-cell assembly for gas cell rubidium frequency standards was made.