BE894369A - Dispositif pour produire un etat d'activite laser dans un ecoulement rapide subsonique - Google Patents

Dispositif pour produire un etat d'activite laser dans un ecoulement rapide subsonique

Info

Publication number
BE894369A
BE894369A BE0/208990A BE208990A BE894369A BE 894369 A BE894369 A BE 894369A BE 0/208990 A BE0/208990 A BE 0/208990A BE 208990 A BE208990 A BE 208990A BE 894369 A BE894369 A BE 894369A
Authority
BE
Belgium
Prior art keywords
fast
producing
activity state
subsonic flow
laser activity
Prior art date
Application number
BE0/208990A
Other languages
English (en)
Inventor
W Schock
H Hugel
W L Bohn
Original Assignee
Deutsche Forsch Luft Raumfahrt
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 Deutsche Forsch Luft Raumfahrt filed Critical Deutsche Forsch Luft Raumfahrt
Publication of BE894369A publication Critical patent/BE894369A/fr

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
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/097—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser
    • H01S3/0979—Gas dynamic lasers, i.e. with expansion of the laser gas medium to supersonic flow speeds
    • 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
    • H01S3/097—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser
    • H01S3/0975—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser using inductive or capacitive excitation

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Fluid Mechanics (AREA)
  • Lasers (AREA)
BE0/208990A 1981-09-12 1982-09-10 Dispositif pour produire un etat d'activite laser dans un ecoulement rapide subsonique BE894369A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813136221 DE3136221A1 (de) 1981-09-12 1981-09-12 "vorrichtung zur erzeugung eines laseraktiven zustandes in einer schnellen unterschallstroemung"

Publications (1)

Publication Number Publication Date
BE894369A true BE894369A (fr) 1983-01-03

Family

ID=6141487

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/208990A BE894369A (fr) 1981-09-12 1982-09-10 Dispositif pour produire un etat d'activite laser dans un ecoulement rapide subsonique

Country Status (8)

Country Link
JP (1) JPS5890791A (fr)
BE (1) BE894369A (fr)
DE (1) DE3136221A1 (fr)
FR (1) FR2513027A1 (fr)
GB (1) GB2107512B (fr)
IT (1) IT1152392B (fr)
LU (1) LU84372A1 (fr)
NL (1) NL8203305A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4606034A (en) * 1985-02-19 1986-08-12 Board Of Trustees, University Of Illinois Enhanced laser power output
EP0209311A3 (fr) * 1985-07-12 1989-03-08 Kabushiki Kaisha Toshiba Appareil laser à gaz
GB2187326B (en) * 1986-02-25 1990-06-20 Amada Co Ltd Gas laser generator
DE3738921A1 (de) * 1987-05-09 1988-11-17 Fraunhofer Ges Forschung Laser und verfahren zur erzeugung von laserstrahlung
GB2204990B (en) * 1987-05-13 1991-09-18 English Electric Valve Co Ltd Laser apparatus
DE3732135A1 (de) * 1987-09-24 1989-04-13 Deutsche Forsch Luft Raumfahrt Entladungskanal fuer hochleistungslaser
GB9401005D0 (en) * 1994-01-20 1994-03-16 Lumonics Ltd Gas discharge lasers

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3748594A (en) * 1972-06-22 1973-07-24 Avco Corp Radio frequency electrically excited flowing gas laser
US4056789A (en) * 1976-07-02 1977-11-01 The United States Of America As Represented By The Secretary Of The Navy Electric discharge gas dynamic laser
DE2917995C2 (de) * 1979-05-04 1981-06-19 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5300 Bonn Verfahren zur Erzeugung eines laseraktiven Zustandes in einer Gasströmung

Also Published As

Publication number Publication date
GB2107512B (en) 1984-12-19
DE3136221A1 (de) 1983-03-31
LU84372A1 (de) 1983-04-13
IT1152392B (it) 1986-12-31
NL8203305A (nl) 1983-04-05
IT8223211A0 (it) 1982-09-10
GB2107512A (en) 1983-04-27
IT8223211A1 (it) 1984-03-10
JPS5890791A (ja) 1983-05-30
FR2513027A1 (fr) 1983-03-18

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: DEUTSCHE FORSCHUNGS- UND VERSUCHSANSTALT FUR LUFT

Effective date: 19850930