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(1) Potassium turns into argon, uranium into lead, rubidium into strontium.

(2) When the satellite geometry is good, the rubidium clock is used to improve vertical accuracy, and in turn, the calibration accuracy of the barometer.

(3) The rubidium lamps and cells are now obtainable only for replacement.

(4) The rubidium atomic frequency standards have been used in so many respects as navigation, communication[Sentencedict.com ], time transport and several science fields.

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

(6) For instance, take rubidium atoms down to a low enough temperature in a compact space, and they quickly become indistinguishable, behaving like a single particle (known as a Bose-Einstein condensate).

(7) But the effective size for rubidium atoms is 50 times smaller.

(8) A digital servo system for rubidium frequency standards was designed with microcontroller unit , ADC and DAC.

(9) Rubidium acid phthalate (EAP) is an ionic organic polar crystal.

(10) In this paper, we study the rubidium atoms resonance ionization for step through general rate equation.

(11) A light beam shot through a blob of rubidium atoms can directly and reliably measure the size and orientation of a magnetic field, a team of physicists reports in the Sept. 13 Physical Review A.

(12) Asteroids contain a variety of rare radioactive isotopes of potassium, uranium, thorium, rubidium, and so on.

(13) Any of the monovalent metals of group I of the periodic table (lithium or sodium or potassium or rubidium or cesium or francium).

(14) The structure and frequency shift characteristics of a new kind of miniature cavity-cell assembly for rubidium atomic frequency standards (RAFS) are reported.

(15) Meanwhile, we take some improvement measure in order to improve the rubidium atomic frequency standard.

(16) German chemist who pioneered in spectrum analysis and codiscovered the elements caesium and rubidium.

(17) Principles of synchronous phase detecting and digital servo for rubidium atomic frequency standards ( RAFS ) were discussed.

(18) A construction layout about flexible, convent, new type, multi parameter, high accuracy, large volume data acquisition system for the Rubidium atomic frequency standard test is put forward.

(19) This cavity-cell assembly can be used to make a miniaturized rubidium atomic frequency standard with high performance.

(20) Wideband distribution amplifier is an economical solution for distributing signals from various frequency standards such as caesium, rubidium, quartz or GPS receivers.

(21) Decontamination factor for cesium is more than 106. Recovery ratio for rubidium is more than 80 %.

(22) The maser promises better long term stability and improved accuracy compared to the rubidium clock on board GIOVE-A.

(23) A high-order microwave frequency multiplier is designed by adopting the step recovery diode for a passive rubidium atomic frequency standard.

(24) In the paper it was studied that the frequency synthesizer and multiplier and the phase modulation circuit of the rubidium atomic frequency standards (RAFS).

(25) The microwave cavity has high Q value, convenient frequency trimming and high heating efficiency, and may be used widely in rubidium atom frequency scale.