JP5167298B2 - イオントラップ型周波数標準器 - Google Patents
イオントラップ型周波数標準器 Download PDFInfo
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- JP5167298B2 JP5167298B2 JP2010059971A JP2010059971A JP5167298B2 JP 5167298 B2 JP5167298 B2 JP 5167298B2 JP 2010059971 A JP2010059971 A JP 2010059971A JP 2010059971 A JP2010059971 A JP 2010059971A JP 5167298 B2 JP5167298 B2 JP 5167298B2
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- electromagnetic wave
- mercury
- ground state
- mercury ions
- frequency
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Description
12:Cコイル
13:電磁波照射手段
14:受光手段
15:光ポンピング手段
16:電子銃
17:容器
18:四重極トラップ
19:十二重極トラップ
21:励起光
22:電子線
23:蛍光
27:反射防止膜
29:散乱光
101:水銀源
102、103:水銀イオン
300、302:イオントラップ型周波数標準器
Claims (2)
- 容器(17)内の水銀イオンを光ポンピングして前記水銀イオンを基底状態の下準位へ集める光ポンピング手段(15)と、
上準位と下準位の間のエネルギー差に対応する周波数の電磁波を照射して、前記光ポンピング手段で基底状態の下準位に集まった前記水銀イオンを基底状態の上準位へ遷移させる電磁波照射手段(13)と、
前記電磁波照射手段で上準位へ遷移した前記水銀イオンを前記光ポンピング手段で再び光ポンピングし、該水銀イオンが励起状態を経由して再び基底状態へ戻る際に放射される蛍光の光強度を測定する受光手段(14)と、
前記受光手段で測定した前記蛍光の光強度が最大となるように前記電磁波照射手段が照射する前記電磁波の周波数を調整する制御手段と、
前記電磁波照射手段が照射する前記電磁波の周波数を出力周波数として出力する出力手段と、
前記容器内のうち前記水銀イオンが光ポンピングされる領域の周囲に配置され、モスアイ構造を有する金属薄膜の反射防止膜(27)と、
を備えるイオントラップ型周波数標準器。 - 前記反射防止膜は、光ポンピングされる前記領域に前記水銀イオンをトラップする電極にも配置されていることを特徴とする請求項1に記載のイオントラップ型周波数標準器。
Priority Applications (1)
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JP2010059971A JP5167298B2 (ja) | 2010-03-16 | 2010-03-16 | イオントラップ型周波数標準器 |
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JP2010059971A JP5167298B2 (ja) | 2010-03-16 | 2010-03-16 | イオントラップ型周波数標準器 |
Publications (2)
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JP2011192933A JP2011192933A (ja) | 2011-09-29 |
JP5167298B2 true JP5167298B2 (ja) | 2013-03-21 |
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JP2010059971A Expired - Fee Related JP5167298B2 (ja) | 2010-03-16 | 2010-03-16 | イオントラップ型周波数標準器 |
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JP (1) | JP5167298B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6209840B2 (ja) | 2013-03-27 | 2017-10-11 | セイコーエプソン株式会社 | 量子干渉装置、原子発振器、電子機器および移動体 |
US10026598B2 (en) | 2016-01-04 | 2018-07-17 | Rohde & Schwarz Gmbh & Co. Kg | Signal amplitude measurement and calibration with an ion trap |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3307031B2 (ja) * | 1993-11-18 | 2002-07-24 | 株式会社島津製作所 | レプリカ回折格子 |
JP3639888B2 (ja) * | 1997-04-15 | 2005-04-20 | 独立行政法人理化学研究所 | 光子検出器 |
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