jianjie

中国天文学会学术期刊

天文学进展

PROGRESS IN ASTRONOMY

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国外原子时频最新进展

潘　峰¹　　翟造成²
(1. 北京5128信箱　北京　100094)
(2. 中国科学院上海天文台　上海　 200030)

摘要

概述了传统原子频标的现状，以及新型原子频标和国际原子时的研究进展。介绍了为适应精度新型频标和国际原子时的比对需要而开展的远程时频传递技术。

Recent Progress in Atomic Time and Frequency

Pan Feng¹ Zhai Zaocheng²
(1. P.O.Box 5128, Beijing 100094)
(2. Shanghai Astronomical Observatory, Chinese Academy of Sciences, Shanghai 200030)

Abstract

The current status of traditional atomic frequency standards, and recent researches of new atomic frequency standards and horizontal of international atomic time (TAI), are reviewed. The progress of long-distance time and frequency standards for the comparison between TAI and new precise frequency standards is presented.