JP2017123511A5 - Quantum interference devices, atomic oscillators, and electronic equipment - Google Patents
Quantum interference devices, atomic oscillators, and electronic equipment Download PDFInfo
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- JP2017123511A5 JP2017123511A5 JP2016000397A JP2016000397A JP2017123511A5 JP 2017123511 A5 JP2017123511 A5 JP 2017123511A5 JP 2016000397 A JP2016000397 A JP 2016000397A JP 2016000397 A JP2016000397 A JP 2016000397A JP 2017123511 A5 JP2017123511 A5 JP 2017123511A5
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- frequency
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- interference device
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- 230000000051 modifying Effects 0.000 claims 8
- 238000001514 detection method Methods 0.000 claims 6
- 230000003287 optical Effects 0.000 claims 5
- 150000001340 alkali metals Chemical group 0.000 claims 3
- 229910052783 alkali metal Inorganic materials 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000001276 controlling effect Effects 0.000 claims 1
- 230000000875 corresponding Effects 0.000 claims 1
- 230000003993 interaction Effects 0.000 claims 1
Claims (9)
互いに周波数が異なる第１光および第２光を前記アルカリ金属原子に対して照射する光源部と、
前記原子セルを透過した光を検出する光検出部と、
前記第１光および前記第２光と前記アルカリ金属原子との相互作用による電磁誘起透過現象をラムゼー共鳴させるように、前記第１光の周波数および前記第２光の周波数の少なくとも一方を、前記電磁誘起透過現象を生じさせる周波数と前記電磁誘起透過現象を生じさせない周波数とに交互に切り換える周波数変更部と、
前記光検出部の検出結果に基づいて前記ラムゼー共鳴を検出するラムゼー共鳴検出部と、を備えることを特徴とする、量子干渉装置。 An atomic cell encapsulating an alkali metal atom;
A light source unit that irradiates the alkali metal atoms with first light and second light having different frequencies from each other;
A light detection unit for detecting light transmitted through the atomic cell;
Wherein the electromagnetically induced transparency phenomenon by interaction with the first light and the second light and the alkali metal atoms so as to Ramsey resonance, at least hand of the frequency of said first optical frequency and said second light, wherein a frequency changing unit that may conversion cut alternately with a frequency which does not cause the electromagnetic induced transparency phenomenon between the frequency that causes the electromagnetically induced transparency phenomenon,
A quantum interference device , comprising: a Ramsey resonance detection unit that detects the Ramsey resonance based on a detection result of the light detection unit.
前記周波数変更部は、前記温度調節部を制御することにより、前記中心周波数を変更する、請求項３に記載の量子干渉装置。 A temperature adjusting unit for adjusting the temperature of the light source unit;
Wherein the frequency changing unit, by controlling the temperature adjusting unit changes the number of the center frequency, quantum interference device according to claim 3.
前記変調信号を分周して出力する分周器と、
前記分周器の出力を逓倍して前記変調電流を生成する位相同期回路と、を備え、
前記周波数変更部は、前記分周器の分周比および前記位相同期回路の逓倍比の一方を変更することにより、前記変調電流の周波数を変更する、請求項６に記載の量子干渉装置。 A modulation circuit that outputs a modulation signal based on a detection result of the light detection unit;
A frequency divider for dividing and outputting the modulated signal;
A phase synchronization circuit that multiplies the output of the frequency divider to generate the modulation current, and
Wherein the frequency changing unit, by changing one of the frequency division ratio and multiplication ratio of the phase synchronization circuit of the frequency divider, changing the frequency of the modulation current, quantum interference device according to claim 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016000397A JP6686442B2 (en) | 2016-01-05 | 2016-01-05 | Quantum interference device, atomic oscillator, and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016000397A JP6686442B2 (en) | 2016-01-05 | 2016-01-05 | Quantum interference device, atomic oscillator, and electronic device |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2017123511A JP2017123511A (en) | 2017-07-13 |
| JP2017123511A5 true JP2017123511A5 (en) | 2019-02-07 |
| JP6686442B2 JP6686442B2 (en) | 2020-04-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016000397A Active JP6686442B2 (en) | 2016-01-05 | 2016-01-05 | Quantum interference device, atomic oscillator, and electronic device |
Country Status (1)
| Country | Link |
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| JP (1) | JP6686442B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7319623B2 (en) * | 2019-01-28 | 2023-08-02 | 国立研究開発法人情報通信研究機構 | quantum optics |
| CN110286270B (en) * | 2019-06-25 | 2020-07-24 | 北京理工大学 | Internal electric field measuring device based on quantum coherence effect |
| JP7443862B2 (en) | 2020-03-23 | 2024-03-06 | セイコーエプソン株式会社 | Resonance generation method and atomic oscillator |
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2016
- 2016-01-05 JP JP2016000397A patent/JP6686442B2/en active Active
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