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- The results show,the light frequency shift can be effectively r educed in the sharp angle laser light pumping scheme. 结果表明斜光抽运方案可以有效降低铯原子束频标中的光频移。
- The light frequency shift,collision frequency shift and microwave power frequency shift on long term stability of influencing rubidium atom frequency standard are discussed in this paper. 对影响铷原子频标长期稳定度的光频移、碰撞频移和微波功率频移进行了分析。
- Measurement of the Light Frequency Shift in a Small Optically Pumped Cesium Beam Frequency Standard 光抽运小铯束频率标准中光频移的测量
- Evaluation of the Stay Light Frequency Shift in a Cesium Beam Frequency Standard With Sharp Angle Incident Pumping and Detecting Laser 光抽运铯束频率标准中散射光光频移的测量
- light frequency shift 光频移
- The earth's rotation and its motion around the sun add an appreciable frequency shift. 地球自转与地球绕日公转产生附加的频移。
- As you activate your light body with the most profound unconditional love and divine light frequencies, you sense a total shift in your consciousness. 因为你用最极深的无条件的爱和神的光的频率刺激你的光体,你在你的意识中感觉全部的变化。
- According to the laser gain change is linear related to the frequency shift, the Doppler frequency is extracted by the signal processing. 根据激光的增益变化和频率变化成线性关系,可以对信号进行处理求出多普勒频移。
- The Brillouin frequency shift can be precisely measured by changing the local frequency and adopting narrow filter. 通过改变本地电信号的频率对信号进行扫描和窄带滤波,从而实现了布里渊频移的精确测量。
- The scheme of measuring Brillouin frequency shift in fiber sensor based on edge optical filter is proposed. 提出了采用边缘光滤波器来测量光纤传感中布里渊频域的方案。
- The symmetry properties of the optical coherence with respect to the detuning of the light frequency from resonance show up in specific symmetries of the spectra. 研究表明,透射光谱随薄膜厚度的增大而展宽,光谱呈现对称性。
- This paper describes the design and the test results of Gaussian frequency shift keying for bluetooth. 介绍了一种用于蓝牙芯片的高斯滤波移频键控的设计和测试结果。
- Pilot beacon devices are available in the frequency shift and demodulation modes. 飞行员烟火装置在频度变化和解调模态中是可得的。
- Objective To discuss the effect of temperature on the frequency shift of piezoelectric quartz crystal biosensor. 目的探讨温度因素对压电石英晶体传感器检测频率变化的影响。
- The transparent glass ceramics with excellent down-conversion and quantum cutting luminescence performances could be used to modify the sun light frequency. 具有优良下转换和近红外量子剪裁发光特性的透明玻璃陶瓷,可以对太阳光进行频谱调制。
- The Continuous Phase Frequency Shift Keying(CPFSK) signaling scheme has been widely used in mobile applications. 连续相位频移键控(CPFSK)信号广泛应用于便携式移动通信系统。
- High light efficiency: all spectrum almost focus on the visible light frequency and the light efficiency can reach 80%-90%; but it only reaches 10%-20% for the incandescent lamp. 光效率高:光谱几乎全部集中于可见光频率,效率可达到80%25-90%25;而光效差不多的白炽灯可见光效率仅为10%25-20%25。
- Signal demodulation of automatic block with audio frequency shift modulated track circuits was implemented with phase-locked loop( PLL) technique and a singe chip microcomputer. 利用锁相环(LL)窄带跟踪特性;与单片机结合;实现自动闭塞系统移频信号解调.
- This is because that frequency shift can also be found in the wind vortex over the Arctic Ocean, U-wind in Beaufort Sea, V-wind in East Siberian Sea and the PDO index. 因此,除热力因素外,动力因素引起的海冰的平流与该变频现象也存在一定的联系。
- The raindrops approach speed is determined by the frequency shift, and provides a good estimation of the winds, which carry the raindrops. 透过这个频率转变,可导出雨点移近雷达的速度,从而替乘载这些雨点的风力提供了很好的估算。