maser

The plasma wave nonlinear effect of IonChannel Electron Cyclotron Maser ( ICECM ) is investigated.

研究了离子通道回旋电子束脉塞 ( ICECM ) 中的等离子体波非线性效应.

By using the spectrum observation data obtained from three VLBI observatories in the U. S., the clock differences of hydrogen masers in NRAO and HRAS are calculated related to the VLA maser.

利用美国三台站VLBI谱线观测资料，计算NRAO和HRAS氢脉泽钟相对于VLA的钟差和钟速差。

The analysis of the small hydrogen maser cavity

小型氢脉泽谐振腔的研究

Improvement of Tuning Cavity of Hydrogen Maser

氢脉泽调谐方法的改进

The ZEEMAN frequeney is one of important working parameters of hydrogen maser frequency standards, so a special digital time and frequency synthesizer, which is used to measure ZEEMAN frequencies, was developed.

ZEEMAN频率是氢脉泽时间频率标准的一个重要工作参数，为此上海天文台研制了一种专用的数字频率合成器，用来测量ZEEMAN频率。

Miniature passive hydrogen maser is developed at Shanghai Observatory cavity design and square wave frequency modulation.

介绍了上海天文台被动型小氢钟的设计和研制,给出了初步的测试结果.

Hydrogen Maser's stability, especially long term stability can be improved by means of cavity tuning.

氢脉泽腔体的调谐对氢脉泽性能、特别是长期稳定度的改善有着十分重要的作用。

The hydrogen maser is the most stable frequency standard generally available today for all but the shortest measuring times. For long measuring times of 10 4s or longer, its performance typically deteriorates due to frequency drift of high Q resonant cavity.

氢脉泽是至今为止除极短时间测量间隔之外最稳定的频率标准，对于104s或更长的测量时间间隔，它的性能由于高Q值谐振腔而引起频率漂移而变坏。

The other design , the passive maser, uses the atomic resonance as a narrow bandpass amplifier.

被动型氢钟的激射器工作在振荡阈值之下,其作用与谐振放大器相似.

The Majorana transition and the beam optics configuration are analysed for the purpose of designing the hydrogen maser state selector.

分析了氢脉泽中Majorana跃迁和双聚焦束光学系统。

This paper provides information about the design and specifications of a new generation of the H maser for the Chinese mobile VLBI stations, including the improvement of the cavity bulb, magnetic shields and atomic beam optics.

文中对为流动VLBI站研制的新一代氢脉泽的物理结构特点进行了讨论，包括对腔泡结构、磁屏蔽、原子束光学系统等。

Drag onto the page, then right-click to specify maser amplifier, laser or laser generator.

拖到绘图页上, 然后右击可指定为微波激射器放大器 、 激光器或激光发生器.

Design and applications of the hydrogen maser h_6

氢脉泽&H6的设计和应用

Frequency of the occurance of water maser source in different outflows were given.

给出水脉泽源在不同外流中出现的频度.

A Study on the Hydrogen Maser with Cavity Auto-tuning

腔体自动调谐氢脉泽的研究

Maser said Leo Raubal long considered such a lawsuit before his death in 1979.

马泽说,雷欧劳巴尔于1979年去世,此前他一直在考虑就此事提起诉讼.

The Atomic Hydrogen Maser

原子氢脉泽

Atomic hydrogen maser frequency stability measurement system

氢脉泽频率稳定度测量系统

A type of small Hydrogen maser used for time-keeping is being developed in Shanghai Observatory.

一种守时用极小型氢脉泽频率标准正在上海天文台研制。

The supporting electronics system is an important part in the Hydrogen maser electronics.

氢脉泽的支持电子学系统是氢脉泽频率标准中电子学的一个重要组成部分，它包括脉泽的热控制、磁场控制、氢压以及调谐控制。

General maser symbol. Maser amplifier, laser or laser generator can be specified.

常规微波激射器符号. 可指定微波激射器放大器 、 激光器或激光发生器.

The design and development of two-channel automatic frequency tuner for hydrogen maser cavity

双通道氢脉泽腔体频率自动调谐器的设计和制作

The atomic hydrogen maser is the most stable frequency standard allshortest measuring time interval.

氢脉泽是一种中、长期稳定度最高的原子频率标准.

Some Characteristics of New Type of Hydrogen Maser Receiver in Shaanxi Astronomical Observatory

陕西天文台的新氢脉泽接收机的某些特点

Analysis of the Majorana Transition Used with H-maser: Single State Selector and Beam Optics

氢脉泽中Majorana跃迁的分析：单态选择与束光学

Hydrogen Maser Auto-tuning System

氢脉泽自动调谐器

The H maser is an essential frequency reference standard for radio astronomy.

氢脉泽是射电天文所必需的频率标准。

Discusses a variety of thermodynamic and systematic processes that can affect maser microwave Cavity frequency.

讨论影响氢钟谐振腔频率的各种热动力学过程.

Frequency-Temperature Effects Analysis on Hydrogen Maser Microwave Cavity

氢脉泽谐振腔频率-温度效应分析

Techniques used to Improve the Frequency Stability and Reliability of Hydrogen Maser

改善氢脉泽标准频率稳定度和工作可靠性所采用的技术