CA1255380A - Cathode de laser - Google Patents

Cathode de laser

Info

Publication number
CA1255380A
CA1255380A CA000444286A CA444286A CA1255380A CA 1255380 A CA1255380 A CA 1255380A CA 000444286 A CA000444286 A CA 000444286A CA 444286 A CA444286 A CA 444286A CA 1255380 A CA1255380 A CA 1255380A
Authority
CA
Canada
Prior art keywords
cathode
laser
thermal
preselected
thermal expansion
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.)
Expired
Application number
CA000444286A
Other languages
English (en)
Inventor
Gordon S. Norvell
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.)
Northrop Grumman Guidance and Electronics Co Inc
Original Assignee
Litton Systems Inc
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 Litton Systems Inc filed Critical Litton Systems Inc
Application granted granted Critical
Publication of CA1255380A publication Critical patent/CA1255380A/fr
Expired legal-status Critical Current

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
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/038—Electrodes, e.g. special shape, configuration or composition
    • H01S3/0388—Compositions, materials or coatings
    • 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
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/038—Electrodes, e.g. special shape, configuration or composition
    • H01S3/0381—Anodes or particular adaptations 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
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/038—Electrodes, e.g. special shape, configuration or composition
    • H01S3/0382—Cathodes or particular adaptations 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
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/081—Construction or shape of optical resonators or components thereof comprising three or more reflectors
    • H01S3/083—Ring lasers
    • H01S3/0835—Gas ring lasers
CA000444286A 1982-12-27 1983-12-23 Cathode de laser Expired CA1255380A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US45378082A 1982-12-27 1982-12-27
US453,780 1982-12-27

Publications (1)

Publication Number Publication Date
CA1255380A true CA1255380A (fr) 1989-06-06

Family

ID=23802036

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000444286A Expired CA1255380A (fr) 1982-12-27 1983-12-23 Cathode de laser

Country Status (7)

Country Link
JP (2) JPS59132692A (fr)
CA (1) CA1255380A (fr)
DE (2) DE3346232A1 (fr)
FR (2) FR2538610B1 (fr)
GB (2) GB2132407B (fr)
IL (1) IL70499A (fr)
IT (1) IT1197763B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL70499A (en) * 1982-12-27 1988-06-30 Litton Systems Inc Laser cathode
US4825446A (en) * 1986-06-14 1989-04-25 English Electric Valve Company Limited Laser apparatus having cathode bore directing electron beam onto anode
EP0267304A1 (fr) * 1986-11-10 1988-05-18 LITEF GmbH Procédé pour la construction de cathodes pour lasers
DE3937529A1 (de) * 1989-11-08 1991-05-16 Siemens Ag Verfahren zum verbinden eines siliziumteiles mit einem glasteil

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB511115A (en) * 1937-11-11 1939-08-14 Stabilovolt Gmbh Improvements in glow discharge tubes for voltage regulation
US3904986A (en) * 1974-04-19 1975-09-09 Rca Corp Gas laser tube
CA1085031A (fr) * 1976-11-08 1980-09-02 Litton Systems, Inc. Gyoscope au laser avec miroirs oscillant en phase
DE7719239U1 (de) * 1977-06-20 1978-01-19 Siemens Ag, 1000 Berlin Und 8000 Muenchen Gaslaser mit einem zylinderfoermigen entladungskolben
IL57936A (en) * 1978-10-02 1982-07-30 Litton Systems Inc Ring laser with adjustable mirrors
US4273282A (en) * 1979-12-20 1981-06-16 Litton Systems, Inc. Glass-or ceramic-to-metal seals
JPS56140684A (en) * 1980-04-02 1981-11-04 Nec Corp Gas laser tube
GB2091481A (en) * 1981-01-17 1982-07-28 Sperry Ltd Getter for Glow Discharge Devices
IL70499A (en) * 1982-12-27 1988-06-30 Litton Systems Inc Laser cathode
US4595377A (en) * 1984-12-10 1986-06-17 Rockwell International Corporation Cold cathode fabrication for ring laser gyroscope

Also Published As

Publication number Publication date
DE3346232A1 (de) 1984-07-05
GB2189341A (en) 1987-10-21
DE3607388A1 (de) 1986-11-06
GB2132407A (en) 1984-07-04
GB2189341B (en) 1990-07-04
FR2595877A1 (fr) 1987-09-18
JPS62205676A (ja) 1987-09-10
GB2132407B (en) 1987-08-26
FR2538610B1 (fr) 1988-11-25
JPS59132692A (ja) 1984-07-30
IL70499A0 (en) 1984-03-30
FR2538610A1 (fr) 1984-06-29
GB8334345D0 (en) 1984-02-01
IT8349566A0 (it) 1983-12-22
GB8609664D0 (en) 1986-05-29
IL70499A (en) 1988-06-30
IT1197763B (it) 1988-12-06

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Legal Events

Date Code Title Description
MKEX Expiry