Shanghai Astronomical Observatory's hydrogen masers and their applications [frequency standards]
Over more then 30 years, Shanghai Astronomical Observatory has developed three generations of hydrogen masers, 6 laboratory models and more than 40 engineering units of active hydrogen masers as well as a compact passive hydrogen maser. They have been used in several fields, including one which is i...
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Format: | Tagungsbericht |
Sprache: | eng |
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Zusammenfassung: | Over more then 30 years, Shanghai Astronomical Observatory has developed three generations of hydrogen masers, 6 laboratory models and more than 40 engineering units of active hydrogen masers as well as a compact passive hydrogen maser. They have been used in several fields, including one which is in Australia. This paper describes their design features, applied performance specifications and their applications. |
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DOI: | 10.1109/APRASC.2004.1422384 |