JP6202316B2 - チャープパルス増幅装置 - Google Patents
チャープパルス増幅装置 Download PDFInfo
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- JP6202316B2 JP6202316B2 JP2013216504A JP2013216504A JP6202316B2 JP 6202316 B2 JP6202316 B2 JP 6202316B2 JP 2013216504 A JP2013216504 A JP 2013216504A JP 2013216504 A JP2013216504 A JP 2013216504A JP 6202316 B2 JP6202316 B2 JP 6202316B2
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- 230000003287 optical effect Effects 0.000 claims description 120
- 239000006185 dispersion Substances 0.000 claims description 57
- 230000003321 amplification Effects 0.000 claims description 18
- 239000000835 fiber Substances 0.000 claims description 18
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 16
- 230000001747 exhibiting effect Effects 0.000 claims description 4
- 239000004038 photonic crystal Substances 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 description 9
- 238000000576 coating method Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 239000011521 glass Substances 0.000 description 6
- 230000009022 nonlinear effect Effects 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 230000005284 excitation Effects 0.000 description 4
- 230000009021 linear effect Effects 0.000 description 4
- 239000010453 quartz Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
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Description
tanθB=n2/n1
の式が成立し、ブリュースター角で入射させると反射率がゼロとなることが知られている。但し、n1、n2はそれぞれ入射側及び出射側の媒質の屈折率である。
10 発振器
12 延伸器
12a 回折格子
14 増幅器
14a 利得ファイバ
14b 半導体レーザー
14c ダイクロイックミラー
14d レンズ
16,26,36,46 圧縮器
16a ,26a ,36a,46a 光学ブロック
23 望遠鏡光学系
Claims (5)
- 発振器からのパルス光を延伸器、増幅器及び圧縮器を順次通過させパルスの時間幅を延伸した上で増幅し該時間幅を圧縮させて出力するチャープパルス増幅装置であって、
前記圧縮器は、物質分散を呈する材料からなり正多角形柱のバルク状の光学ブロックを含み、前記光学ブロックには前記パルス光の直進通過経路を少なくとも複数与えるとともに表面における反射を繰り返させて周回させ周回光路を与える一対の入力ポート及び出力ポートが与えられ、前記入力ポートは前記パルス光の入射角を変化させて前記周回光路の物理的距離を変化させて分散量を連続的に変化させて前記出力ポートから出力させて、前記延伸器及び前記増幅器において与えられる残留分散を補償することを特徴とするチャープパルス増幅装置。 - 前記光学ブロックは正六角柱であることを特徴とする請求項1記載のチャープパルス増幅装置。
- 前記表面における反射を繰り返させてらせん状に周回させることを特徴とする請求項1又は2に記載のチャープパルス増幅装置。
- 前記増幅器は、フォトニック結晶ファイバからなることを特徴とする請求項3記載のチャープパルス増幅装置。
- 前記延伸器は、前記圧縮器の前記物質分散とは符号の異なる物質分散を呈する材料からなるバルク状の光学ブロックを含み、前記パルス光の直進通過経路を少なくとも複数与えられていることを特徴とする請求項1乃至4のうちの1つに記載のチャープパルス増幅装置。
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JP2013216504A JP6202316B2 (ja) | 2013-10-17 | 2013-10-17 | チャープパルス増幅装置 |
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JP2013216504A JP6202316B2 (ja) | 2013-10-17 | 2013-10-17 | チャープパルス増幅装置 |
Publications (2)
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JP2015079873A JP2015079873A (ja) | 2015-04-23 |
JP6202316B2 true JP6202316B2 (ja) | 2017-09-27 |
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JP2013216504A Active JP6202316B2 (ja) | 2013-10-17 | 2013-10-17 | チャープパルス増幅装置 |
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JP (1) | JP6202316B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2021054401A1 (ja) | 2019-09-19 | 2021-03-25 | 大学共同利用機関法人自然科学研究機構 | レーザ装置及びパルス幅変更方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
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US6272156B1 (en) * | 1998-01-28 | 2001-08-07 | Coherent, Inc. | Apparatus for ultrashort pulse transportation and delivery |
US7257302B2 (en) * | 2003-06-03 | 2007-08-14 | Imra America, Inc. | In-line, high energy fiber chirped pulse amplification system |
US7924902B2 (en) * | 2003-11-28 | 2011-04-12 | High Q Laser Production Gmbh | Highly repetitive laser system having a compact design |
JP3987554B2 (ja) * | 2005-11-03 | 2007-10-10 | 光州科学技術院 | 高反復率のフェムト秒再生増幅装置 |
JP5177969B2 (ja) * | 2006-07-12 | 2013-04-10 | 浜松ホトニクス株式会社 | 光増幅装置 |
JP5384307B2 (ja) * | 2009-11-30 | 2014-01-08 | 浜松ホトニクス株式会社 | レーザ装置 |
US8908739B2 (en) * | 2011-12-23 | 2014-12-09 | Alcon Lensx, Inc. | Transverse adjustable laser beam restrictor |
JP5524381B2 (ja) * | 2013-03-29 | 2014-06-18 | 浜松ホトニクス株式会社 | パルス幅変換装置および光増幅システム |
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