FR2502856A1 - Procede et dispositif pour produire des impulsions de rayonnement laser lisses, depourvues de preimpulsions, de duree variable - Google Patents

Procede et dispositif pour produire des impulsions de rayonnement laser lisses, depourvues de preimpulsions, de duree variable Download PDF

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Publication number
FR2502856A1
FR2502856A1 FR8204982A FR8204982A FR2502856A1 FR 2502856 A1 FR2502856 A1 FR 2502856A1 FR 8204982 A FR8204982 A FR 8204982A FR 8204982 A FR8204982 A FR 8204982A FR 2502856 A1 FR2502856 A1 FR 2502856A1
Authority
FR
France
Prior art keywords
laser
duration
radiation
excitation
resonator
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.)
Granted
Application number
FR8204982A
Other languages
English (en)
French (fr)
Other versions
FR2502856B1 (enExample
Inventor
Klaus J Witte
Ernst Fill
Walter Scrlac
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.)
Max Planck Gesellschaft zur Foerderung der Wissenschaften
Original Assignee
Max Planck Gesellschaft zur Foerderung der Wissenschaften
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 Max Planck Gesellschaft zur Foerderung der Wissenschaften filed Critical Max Planck Gesellschaft zur Foerderung der Wissenschaften
Publication of FR2502856A1 publication Critical patent/FR2502856A1/fr
Application granted granted Critical
Publication of FR2502856B1 publication Critical patent/FR2502856B1/fr
Granted legal-status Critical Current

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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
    • H01S3/09—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
    • H01S3/094026—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light for synchronously pumping, e.g. for mode locking
    • 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
    • H01S3/095—Processes or apparatus for excitation, e.g. pumping using chemical or thermal pumping
    • H01S3/09505—Processes or apparatus for excitation, e.g. pumping using chemical or thermal pumping involving photochemical reactions, e.g. photodissociation
    • 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
    • H01S3/105—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length
    • 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
    • H01S3/22—Gases
    • H01S3/2215—Iodine compounds or atomic iodine

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biophysics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Lasers (AREA)
FR8204982A 1981-03-25 1982-03-24 Procede et dispositif pour produire des impulsions de rayonnement laser lisses, depourvues de preimpulsions, de duree variable Granted FR2502856A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813111805 DE3111805A1 (de) 1981-03-25 1981-03-25 Verfahren und einrichtung zum erzeugen von vorimpulsfreien, glatten laserstrahlungsimpulsen veraenderbarer impulsdauer

Publications (2)

Publication Number Publication Date
FR2502856A1 true FR2502856A1 (fr) 1982-10-01
FR2502856B1 FR2502856B1 (enExample) 1985-01-04

Family

ID=6128279

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8204982A Granted FR2502856A1 (fr) 1981-03-25 1982-03-24 Procede et dispositif pour produire des impulsions de rayonnement laser lisses, depourvues de preimpulsions, de duree variable

Country Status (4)

Country Link
US (1) US4514848A (enExample)
DE (1) DE3111805A1 (enExample)
FR (1) FR2502856A1 (enExample)
GB (1) GB2095463B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5151909A (en) * 1990-10-16 1992-09-29 Laserscope Frequency doubled solid state laser having programmable pump power modes and method for controllable lasers
US6879606B1 (en) * 1999-07-26 2005-04-12 Laser Vision Technologies Intracavity doubled laser
US6857706B2 (en) * 2001-12-10 2005-02-22 Placer Dome Technical Services Limited Mining method for steeply dipping ore bodies

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3879686A (en) * 1973-09-20 1975-04-22 Us Air Force Laser system for producing variable duration short pulses

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3351870A (en) * 1963-04-02 1967-11-07 Martin Marietta Corp Pulsed gas laser
US3605038A (en) * 1970-04-30 1971-09-14 Ibm Population inversion and gain in molecular gases excited by vibrationally excited hydrogen
US3789320A (en) * 1972-06-19 1974-01-29 Ferranti Ltd Gas laser circulation system
DD112035A1 (enExample) * 1974-04-02 1975-03-12

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3879686A (en) * 1973-09-20 1975-04-22 Us Air Force Laser system for producing variable duration short pulses

Also Published As

Publication number Publication date
FR2502856B1 (enExample) 1985-01-04
DE3111805A1 (de) 1982-10-14
GB2095463B (en) 1984-08-22
GB2095463A (en) 1982-09-29
US4514848A (en) 1985-04-30

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