JP2008004882A - レーザ装置および光増幅装置 - Google Patents
レーザ装置および光増幅装置 Download PDFInfo
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- JP2008004882A JP2008004882A JP2006175392A JP2006175392A JP2008004882A JP 2008004882 A JP2008004882 A JP 2008004882A JP 2006175392 A JP2006175392 A JP 2006175392A JP 2006175392 A JP2006175392 A JP 2006175392A JP 2008004882 A JP2008004882 A JP 2008004882A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/07—Construction or shape of active medium consisting of a plurality of parts, e.g. segments
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
- H01S3/1106—Mode locking
- H01S3/1112—Passive mode locking
- H01S3/1115—Passive mode locking using intracavity saturable absorbers
- H01S3/1118—Semiconductor saturable absorbers, e.g. semiconductor saturable absorber mirrors [SESAMs]; Solid-state saturable absorbers, e.g. carbon nanotube [CNT] based
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S2301/00—Functional characteristics
- H01S2301/04—Gain spectral shaping, flattening
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S2301/00—Functional characteristics
- H01S2301/08—Generation of pulses with special temporal shape or frequency spectrum
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/0602—Crystal lasers or glass lasers
- H01S3/0604—Crystal lasers or glass lasers in the form of a plate or disc
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/0941—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode
- H01S3/09415—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode the pumping beam being parallel to the lasing mode of the pumped medium, e.g. end-pumping
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- 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
- H01S3/1603—Solid materials characterised by an active (lasing) ion rare earth
- H01S3/1611—Solid materials characterised by an active (lasing) ion rare earth neodymium
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- 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
- H01S3/163—Solid materials characterised by a crystal matrix
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- 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
- H01S3/163—Solid materials characterised by a crystal matrix
- H01S3/1668—Solid materials characterised by a crystal matrix scandate
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- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Nanotechnology (AREA)
- Lasers (AREA)
- Semiconductor Lasers (AREA)
Abstract
【解決手段】レーザ装置1において、共振器10と、該共振器10内に配置された互いに少なくとも一部が重なる蛍光スペクトル帯域を有する複数の固体利得媒質51,52,53と、該複数の固体利得媒質51,52,53を励起する励起手段2とを備え、複数の固体利得媒質51,52,53による全蛍光スペクトル幅を、固体利得媒質のそれぞれの蛍光スペクトル幅よりも大きくする。
【選択図】図1
Description
2 励起手段
4 凹面ミラー
5、5’ レーザ媒質群
7 半導体可飽和吸収ミラー
10 共振器
11 半導体レーザ
12 集光光学系
20 波長可変レーザ装置
30 光増幅装置(再生増幅装置)
51、52、53 固体利得媒質
Claims (19)
- 共振器と、該共振器内に配置された互いに少なくとも一部が重なる蛍光スペクトル帯域を有する複数の固体利得媒質と、該複数の固体利得媒質を励起する励起手段とを備え、前記複数の固体利得媒質による全蛍光スペクトル幅が、前記固体利得媒質のそれぞれの蛍光スペクトル幅よりも大きいことを特徴とするレーザ装置。
- 前記複数の固体利得媒質のそれぞれが、前記全蛍光スペクトル幅が所望の値となるように、蛍光ピークの数および波長が選択され、かつ配列されていることを特徴とする請求項1記載のレーザ装置。
- 前記複数の固体利得媒質のそれぞれが、蛍光強度を調整されて配列されていることを特徴とする請求項2記載のレーザ装置。
- 前記励起手段が、前記全蛍光スペクトル幅が所望の値となるように、該励起手段から出力される励起光の波長、数、およびパワーが選択されてなるものであることを特徴とする請求項1から3いずれか1項記載のレーザ装置。
- 前記複数の固体利得媒質が、一体化されていることを特徴とする請求項1から4いずれか1項記載のレーザ装置。
- 前記複数の固体利得媒質がそれぞれ、多結晶体であることを特徴とする請求項5記載のレーザ装置。
- 前記複数の固体利得媒質がそれぞれ、ガーネット型構造、C−希土類型構造、およびペロブスカイト型構造のうちいずれかの構造を有する母材に希土類イオンが添加されてなるものであることを特徴とする請求項6記載のレーザ装置。
- 前記複数の固体利得媒質が、互いに同一の構造を有する母材に互いに同一の希土類イオンが添加されてなるものであることを特徴とする請求項7記載のレーザ装置。
- モードロックレーザ装置として用いられることを特徴とする請求項1から8いずれか1項記載のレーザ装置。
- 波長可変レーザ装置として用いられることを特徴とする請求項1から8いずれか1項記載のレーザ装置。
- 前記固体利得媒質からの発振光の波長を変換する少なくとも一つの波長変換素子を備え、波長変換光を出力光とするものであることを特徴とする請求項1から9いずれか1項記載のレーザ装置。
- 互いに少なくとも一部が重なる蛍光スペクトル帯域を有する複数の固体利得媒質と、該複数の固体利得媒質を励起する励起手段とを備え、前記複数の固体利得媒質による全蛍光スペクトル幅が、前記固体利得媒質のそれぞれの蛍光スペクトル幅よりも大きいことを特徴とする光増幅装置。
- 前記複数の固体利得媒質のそれぞれが、前記全蛍光スペクトル帯域幅が所望の値となるように、蛍光ピークの数および波長が選択され、かつ配列されていることを特徴とする請求項12記載の光増幅装置。
- 前記複数の固体利得媒質のそれぞれが、蛍光強度を調整されて配列されていることを特徴とする請求項13記載の光増幅装置。
- 前記励起手段が、前記全蛍光スペクトル帯域幅が所望の値となるように、該励起手段から出力される励起光の波長、数、およびパワーが選択されてなるものであることを特徴とする請求項12から14いずれか1項記載の光増幅装置。
- 前記複数の固体利得媒質が、一体化されていることを特徴とする請求項12から15いずれか1項記載の光増幅装置。
- 前記複数の固体利得媒質がそれぞれ、多結晶体であることを特徴とする請求項16記載の光増幅装置。
- 前記複数の固体利得媒質がそれぞれ、ガーネット型構造、C−希土類型構造、およびペロブスカイト型構造のうちいずれかの構造を有する母材に希土類イオンが添加されてなるものであることを特徴とする請求項17記載の光増幅装置。
- 前記複数の固体利得媒質が、互いに同一の構造を有する母材に互いに同一の希土類イオンが添加されてなるものであることを特徴とする請求項18記載の光増幅装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006175392A JP5069875B2 (ja) | 2006-06-26 | 2006-06-26 | レーザ装置および光増幅装置 |
US11/764,271 US7835416B2 (en) | 2006-06-26 | 2007-06-18 | Laser device and optical amplifier |
EP07012094A EP1879271A3 (en) | 2006-06-26 | 2007-06-20 | Laser device and optical amplifier |
US12/191,330 US7894129B2 (en) | 2006-06-26 | 2008-08-14 | Laser device and optical amplifier |
US12/191,334 US7894501B2 (en) | 2006-06-26 | 2008-08-14 | Laser device and optical amplifier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006175392A JP5069875B2 (ja) | 2006-06-26 | 2006-06-26 | レーザ装置および光増幅装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008004882A true JP2008004882A (ja) | 2008-01-10 |
JP5069875B2 JP5069875B2 (ja) | 2012-11-07 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2006175392A Expired - Fee Related JP5069875B2 (ja) | 2006-06-26 | 2006-06-26 | レーザ装置および光増幅装置 |
Country Status (3)
Country | Link |
---|---|
US (3) | US7835416B2 (ja) |
EP (1) | EP1879271A3 (ja) |
JP (1) | JP5069875B2 (ja) |
Cited By (2)
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WO2011016170A1 (ja) * | 2009-08-03 | 2011-02-10 | パナソニック株式会社 | 波長変換レーザ及び画像表示装置 |
KR101038853B1 (ko) | 2008-04-18 | 2011-06-02 | 삼성엘이디 주식회사 | 레이저 시스템 |
Families Citing this family (14)
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FR2895841B1 (fr) * | 2006-01-04 | 2009-12-04 | Oxxius Sa | "dispositif laser a seuil reduit" |
JP2008028379A (ja) * | 2006-06-22 | 2008-02-07 | Fujifilm Corp | モードロックレーザ装置 |
JP2010080950A (ja) * | 2008-08-29 | 2010-04-08 | Semiconductor Energy Lab Co Ltd | 固体色素レーザ |
US8494021B2 (en) | 2008-08-29 | 2013-07-23 | Semiconductor Energy Laboratory Co., Ltd. | Organic laser device |
FR2937470B1 (fr) * | 2008-10-16 | 2010-12-10 | Fibercryst | Systeme amplificateur optique pour laser impulsionnel a base d'un milieu a gain guidant et laser impulisionnel le comprenant |
CN102251078B (zh) * | 2011-05-27 | 2012-11-28 | 西安交通大学 | 激光混强场装置 |
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-
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- 2007-06-20 EP EP07012094A patent/EP1879271A3/en not_active Withdrawn
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Cited By (6)
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KR101038853B1 (ko) | 2008-04-18 | 2011-06-02 | 삼성엘이디 주식회사 | 레이저 시스템 |
WO2011016170A1 (ja) * | 2009-08-03 | 2011-02-10 | パナソニック株式会社 | 波長変換レーザ及び画像表示装置 |
CN102124616A (zh) * | 2009-08-03 | 2011-07-13 | 松下电器产业株式会社 | 波长转换激光器及图像显示装置 |
US8351108B2 (en) | 2009-08-03 | 2013-01-08 | Panasonic Corporation | Wavelength conversion laser and image display device |
CN102124616B (zh) * | 2009-08-03 | 2013-08-21 | 松下电器产业株式会社 | 波长转换激光器及图像显示装置 |
JP5380461B2 (ja) * | 2009-08-03 | 2014-01-08 | パナソニック株式会社 | 波長変換レーザ及び画像表示装置 |
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US20070297481A1 (en) | 2007-12-27 |
US20080316592A1 (en) | 2008-12-25 |
US7835416B2 (en) | 2010-11-16 |
JP5069875B2 (ja) | 2012-11-07 |
US7894501B2 (en) | 2011-02-22 |
US20080316593A1 (en) | 2008-12-25 |
US7894129B2 (en) | 2011-02-22 |
EP1879271A2 (en) | 2008-01-16 |
EP1879271A3 (en) | 2009-08-19 |
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