FR2936374B1 - HIGH ENERGY LASER DEVICE WITH DOPING GRADIENT GAIN MEDIUM - Google Patents

HIGH ENERGY LASER DEVICE WITH DOPING GRADIENT GAIN MEDIUM

Info

Publication number
FR2936374B1
FR2936374B1 FR0805262A FR0805262A FR2936374B1 FR 2936374 B1 FR2936374 B1 FR 2936374B1 FR 0805262 A FR0805262 A FR 0805262A FR 0805262 A FR0805262 A FR 0805262A FR 2936374 B1 FR2936374 B1 FR 2936374B1
Authority
FR
France
Prior art keywords
high energy
laser device
gain medium
energy laser
doping gradient
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
FR0805262A
Other languages
French (fr)
Other versions
FR2936374A1 (en
Inventor
Daniel Albach
Gilbert Bourdet
Jean Christophe Chanteloup
Philippe Hollander
Bernard Vincent
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ecole Polytechnique
Original Assignee
Ecole Polytechnique
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ecole Polytechnique filed Critical Ecole Polytechnique
Priority to FR0805262A priority Critical patent/FR2936374B1/en
Priority to PCT/EP2009/062448 priority patent/WO2010034811A1/en
Publication of FR2936374A1 publication Critical patent/FR2936374A1/en
Application granted granted Critical
Publication of FR2936374B1 publication Critical patent/FR2936374B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • H01S3/0617—Crystal lasers or glass lasers having a varying composition or cross-section in a specific direction
    • 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
    • H01S2301/02—ASE (amplified spontaneous emission), noise; Reduction thereof
    • 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
    • H01S3/09408—Pump redundancy
    • 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
FR0805262A 2008-09-25 2008-09-25 HIGH ENERGY LASER DEVICE WITH DOPING GRADIENT GAIN MEDIUM Active FR2936374B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0805262A FR2936374B1 (en) 2008-09-25 2008-09-25 HIGH ENERGY LASER DEVICE WITH DOPING GRADIENT GAIN MEDIUM
PCT/EP2009/062448 WO2010034811A1 (en) 2008-09-25 2009-09-25 High energy laser device with a doping gradient gain medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0805262A FR2936374B1 (en) 2008-09-25 2008-09-25 HIGH ENERGY LASER DEVICE WITH DOPING GRADIENT GAIN MEDIUM

Publications (2)

Publication Number Publication Date
FR2936374A1 FR2936374A1 (en) 2010-03-26
FR2936374B1 true FR2936374B1 (en) 2016-01-22

Family

ID=40735361

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0805262A Active FR2936374B1 (en) 2008-09-25 2008-09-25 HIGH ENERGY LASER DEVICE WITH DOPING GRADIENT GAIN MEDIUM

Country Status (2)

Country Link
FR (1) FR2936374B1 (en)
WO (1) WO2010034811A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9899798B2 (en) 2015-08-03 2018-02-20 University Of Central Florida Research Foundation, Inc. Apparatus and method for suppressing parasitic lasing and applications thereof
WO2018208688A1 (en) * 2017-05-08 2018-11-15 Lawrence Livermore National Security, Llc Scaling high-energy pulsed solid-state lasers to high average power
DE102018206697A1 (en) 2018-05-02 2019-11-07 Trumpf Laser Gmbh ASE-reduced laser disc

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6347109B1 (en) * 1999-01-25 2002-02-12 The Regents Of The University Of California High average power scaleable thin-disk laser
KR100781255B1 (en) * 2003-07-18 2007-11-30 엘지전자 주식회사 Apparatus of Laser with cooler
FR2885267A1 (en) * 2005-04-28 2006-11-03 Cie Ind Des Lasers Cilas Sa Active element for laser source, has different crystals presenting low doping at upstream face of elongated core, and absorption unit arranged in core periphery for absorbing any radiation presenting wavelength of laser radiation
US7609741B2 (en) * 2007-01-23 2009-10-27 The Boeing Company Disk laser including an amplified spontaneous emission (ASE) suppression feature

Also Published As

Publication number Publication date
WO2010034811A1 (en) 2010-04-01
FR2936374A1 (en) 2010-03-26

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