JP6584778B2 - レーザ媒質ユニット及びレーザ増幅装置 - Google Patents
レーザ媒質ユニット及びレーザ増幅装置 Download PDFInfo
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- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
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- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/0915—Processes or apparatus for excitation, e.g. pumping using optical pumping by incoherent light
- H01S3/092—Processes or apparatus for excitation, e.g. pumping using optical pumping by incoherent light of flash lamp
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- H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
- H01S3/16—Solid materials
- H01S3/1601—Solid materials characterised by an active (lasing) ion
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
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Description
Claims (8)
- 外周面から内部に励起光を入射させるレーザ媒質であって、
冷却媒体を流通させるための貫通孔を有する板状のレーザ媒質を、複数備えるレーザ媒質ユニットであって、
前記レーザ媒質の厚みは1mm以上20mm以下であり、
複数の前記レーザ媒質は、その厚み方向に沿って積層され、
隣接する前記レーザ媒質間には環状のシール材が介在しており、
前記シール材には前記積層の方向に沿って圧力が加えられる、
ことを特徴とするレーザ媒質ユニット。 - 前記貫通孔の数は、2以上である前記レーザ媒質を複数備えることを特徴とする請求項1に記載のレーザ媒質ユニット。
- 前記貫通孔の開口形状は、前記レーザ媒質の外周に沿った弧状である前記レーザ媒質を複数備える、
ことを特徴とする請求項1に記載のレーザ媒質ユニット。 - 前記貫通孔は、前記レーザ媒質の厚み方向に対して、斜めに延びている前記レーザ媒質を複数備えることを特徴とする請求項1に記載のレーザ媒質ユニット。
- 前記貫通孔は、先細り形状を有している前記レーザ媒質を複数備えることを特徴とする請求項1に記載のレーザ媒質ユニット。
- 前記貫通孔は、前記レーザ媒質の外周に沿って、環状に並んでいる前記レーザ媒質を複数備える、
ことを特徴とする請求項1に記載のレーザ媒質ユニット。 - XYZ三次元直交座標系を設定し、
複数の前記レーザ媒質の積層方向をY軸とした場合、
隣接する前記レーザ媒質の前記貫通孔のXZ平面内における位置は、異なっているものが存在する、
ことを特徴とする請求項1に記載のレーザ媒質ユニット。 - 請求項1〜7のいずれか一項に記載のレーザ媒質ユニットと、
前記レーザ媒質ユニット内に励起光を入射させる励起光源と、
前記レーザ媒質の前記貫通孔内に冷却媒体を供給する手段と、
前記レーザ媒質ユニットの周囲に配置された冷却媒体流路と、
を備え、
前記レーザ媒質はYb添加YAGからなり、Ybの添加濃度は0.1原子%〜10原子%に設定される、
ことを特徴とするレーザ光増幅装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015008808A JP6584778B2 (ja) | 2015-01-20 | 2015-01-20 | レーザ媒質ユニット及びレーザ増幅装置 |
DE112016000395.1T DE112016000395T5 (de) | 2015-01-20 | 2016-01-13 | Lasermedium, lasermediumeinheit, und laserstrahl-verstärkungsanordnung |
GB1711358.0A GB2551654B (en) | 2015-01-20 | 2016-01-13 | Laser medium, laser medium unit, and laser beam amplification device |
PCT/JP2016/050809 WO2016117426A1 (ja) | 2015-01-20 | 2016-01-13 | レーザ媒質、レーザ媒質ユニット及びレーザ光増幅装置 |
US15/544,613 US10374377B2 (en) | 2015-01-20 | 2016-01-13 | Laser medium, laser medium unit, and laser beam amplification device |
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JP2015008808A JP6584778B2 (ja) | 2015-01-20 | 2015-01-20 | レーザ媒質ユニット及びレーザ増幅装置 |
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US (1) | US10374377B2 (ja) |
JP (1) | JP6584778B2 (ja) |
DE (1) | DE112016000395T5 (ja) |
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JP7008055B2 (ja) | 2019-07-12 | 2022-01-25 | 浜松ホトニクス株式会社 | レーザ媒質ユニット及びレーザ光増幅装置 |
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Publication number | Priority date | Publication date | Assignee | Title |
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US3611190A (en) | 1969-10-16 | 1971-10-05 | American Optical Corp | Laser structure with a segmented laser rod |
US3628172A (en) | 1970-03-19 | 1971-12-14 | North American Rockwell | High-power dissipation laser segment mounting holders |
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AU2002365559A1 (en) | 2001-11-21 | 2003-06-10 | General Atomics | Laser containing a distributed gain medium |
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2015
- 2015-01-20 JP JP2015008808A patent/JP6584778B2/ja active Active
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2016
- 2016-01-13 US US15/544,613 patent/US10374377B2/en active Active
- 2016-01-13 GB GB1711358.0A patent/GB2551654B/en active Active
- 2016-01-13 DE DE112016000395.1T patent/DE112016000395T5/de active Pending
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JP7008055B2 (ja) | 2019-07-12 | 2022-01-25 | 浜松ホトニクス株式会社 | レーザ媒質ユニット及びレーザ光増幅装置 |
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GB2551654B (en) | 2019-05-01 |
GB2551654A (en) | 2017-12-27 |
JP2016134528A (ja) | 2016-07-25 |
DE112016000395T5 (de) | 2017-09-28 |
GB201711358D0 (en) | 2017-08-30 |
US10374377B2 (en) | 2019-08-06 |
US20180278007A1 (en) | 2018-09-27 |
WO2016117426A1 (ja) | 2016-07-28 |
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