铷
- 名rubidium
-
一种金属元素,化学性质活泼,与水作用能发生爆炸。具有敏锐的光电性能,是制造光电管的材料。铷的碘化物可供药用。
- [名]
- 1
{化} rubidium (37号元素, 符号 Rb):
-
铷85
rubidium 85;
-
铷86
rubidium 86
-
-
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 .
-
为解决我国目前对自主无源三维导航资源的急需,近年来提出了铷钟法、伪卫星法及Loran-C增强法等多种增强方案。
In order to solve the contradiction between the lack of passive 3-D navigation resource controlled by our country and the urgent need for the system , in these years , the rubidium clock method , pseudolite method and Loran-C method are developed as augmentation schemes based on Double-Star .
-
基于新校频算法的GPS可驯铷钟系统研究
Study on GPS Disciplined Rb Clock Based on New Frequency Accuracy Measurement Algorithm
-
三状态时钟模型kalman滤波器在GPS驯服铷原子钟中的应用
Kalman filter with three-state clock model applied in GPS disciplining rubidium clock
-
在GPS可驯铷钟系统中,校频是驯频的前提。
Frequency accuracy measurement is the basis of frequency disciplined in GPS disciplined Rb clock system .
-
YAG掺铷&钇铝石榴石激光晶体胶粘剂
Y-Al garnet laser crystal doped Nd ( NYAG ) adhesives
-
以这些特性为基础,提出单模GPS和差分GPS使用的铷种模型。
Based on these characteristics , a rubidium clock model for both stand-alone and differential GPS is developed .
-
铷原子基态子能级的ACZeeman移动
AC Zeeman shift of hyperfine sublevel of ground state of rubidium atom
-
调Q紫翠宝石激光与调Q掺钇铷石榴石激光联合治疗文眉疗效观察
The Clinical Efficacy of Q-switched Alexandrite and Q-switched Nd : YAG Lasers in the Treatment of Eyebrow Tattoos
-
一种小型化铷原子频标TE(111)微波腔研究
Research of A Miniature TE_ ( 111 ) Microwave Cavity for Ru-Frequency Standard
-
邻苯二甲酸氢铷(RAP)单晶极性研究
Polarity study of rubidium acid phthalate ( rap ) single crystals
-
为了进一步改善GPS导航的精度和可用性,研究和建立了一个由铷钟辅助GPS和气压计、罗经组成的组合导航系统。
To further improve GPS navigation availability , the integration of rubidium clock aided GPS with a baremeter and a gyro is investigated .
-
铷(Rb)标记棉盲蝽及其向棉田扩散为害的研究
Studies on the rb-marked cotton plant bugs and dispersal from weeds to cotton fields
-
在铷原子频标中,需要产生带有小数频率的微波信号,DDS(Directdigitalsynthesis)逐渐成为实现该频率的最佳手段。
In the Rubidium frequency standard , It is necessary to generate a fractional frequency signal . So DDS ( direct digital synthesis ) is optimal candidate .
-
用RAP晶体加工废料制备硒酸氢铷
Preparing RbHSeO_4 from the Machining Waste of RAP Crystal
-
应用~(86)Rb研究铷在杨树生长地区土壤(褐土)中的移动与分布
Distribution and movement of ~ ( 86 ) Rb tagged rubidium in cinnamonic soil field of poplar plantation
-
日本岩石标准样品的~(87)Sr/~(86)Sr比值和铷、锶含量的测定
Determinations of ~ ( 87 ) Sr / ~ ( 86 ) Sr Ratio and Rb , Sr Contents on the GSJ Rock Reference Samples
-
介绍和分析了GPS监控铷原子频率标准的工作原理、技术性能和系统功能,阐述了GPS技术在时频计量测试中的应用和优势。
This paper introduces and analyzes the GPS controlled frequency standard work principle , technical characteristics and the system function . Also , it discusses the application of GPS technology in time-frequency measure .
-
为了开展里德伯原子实验研究,我们首先研制了热离子二极管,利用无多普勒双光子激光光谱方法,测量了铷原子nD和nS高里德伯态。
A thermionic diode has been developed for experimental research of Rydberg atoms , Rb nD and nS high Rydberg states were measured with Doppler-free two-photon spectroscopy .
-
该方法将GPS作为频率基准,间接得到了铷钟相对于与GPS的频差,避免了使用昂贵的高分辨计数器。
In the method , GPS is looked on as reference and the frequency difference between the Rb clock and GPS may be obtained indirectly , and the expensive high-resolution counter may not be needed .
-
NTO及其铷盐水溶液光谱研究
Study on the Spectra of NTO and Its Rubidium Salt in Aqueous Solution
-
铷(5P)原子与分子碰撞精细结构转移截面
Fine-structure transition cross sections in collisions of rb ( 5p ) with molecules
-
最后再利用模数混合仿真工具PSpice,分开环和闭环两种情况对铷气泡频标进行了仿真分析和实验验证。
Using analog / digital mixed simulation tool-PSpice , the RFS system output response was analysed and validated under the condition of open loop and closed loop .
-
实验研究了多晶氧化铝管钾-汞灯、钾-铷灯在重复频率运转条件下泵浦Nd~(3+):YAG的激光特性.与同类型氙灯进行了比较,在一定功率范围内。
Abstract : The potassium-mercury lamps and potassium-rubidium lamps made by PGA tubes used to pump Nd3 + : YAG lasers were studied experimentally in repetitive frequency operation and were compared with similar xenon flashlamps .
-
速度发行数据证实在一个新阶段上问题,Bose爱因斯坦凝析油的发现,出于铷原子气体。
Velocity-distribution data confirming the discovery of a new phase of matter , the Bose-Einstein condensate , out of a gas of rubidium atoms .
-
XSR型铷原子频标的检修
Overhaul of XSR type of Rubidium atomic frequency standard
-
结果表明水溶液中氯化铷、氯化铯与氨基酸相互作用的焓参数(h(EA))和盐效应常数(ks)与氨基酸分子的碳原子数密切相关。
The experimental results show that the enthalpic parameters ( hEA ) and salting constant ( ks ) of RbCl / CsCl with amino acid in water have close relationship with the numbers of carbon atom in amino acid .
-
应用原子吸收光谱分析技术,对21例白内障患者血清中硒(Se)、锌(Zn)、铷(Rb)和钙(Ca)四种元素进行检测,并与36例健康人比较。
Serum levels of Se , Zn , Rb and Ca in 21 patients with senile cataract were determined by atomic absorption spectrum analysis , and were compared with those observed in 36 normal adults as control .
-
中间场下铷532nm法拉第滤光器传输特性分析
Analyses of Transmission Characteristics of Rubidium Faraday Optical Filter at 532 nm in Intermediate Fields
-
我们利用铷交换法降低KTP晶体表面的电导率,对其进行极化反转,利用晶体的电光效应对KTP晶体极化反转过程进行实时监控。
Before polarization reversion , we reduced the conductivity of surface of KTP by Rb exchang method and the whole process of polarization reversion is monitored utilizing electro-optic effect .