GB1345778A - Method of making a multialkali electron-emissive cathode with sensitivity to infrared light and a cathode made thereby - Google Patents

Method of making a multialkali electron-emissive cathode with sensitivity to infrared light and a cathode made thereby

Info

Publication number
GB1345778A
GB1345778A GB2288071A GB2288071A GB1345778A GB 1345778 A GB1345778 A GB 1345778A GB 2288071 A GB2288071 A GB 2288071A GB 2288071 A GB2288071 A GB 2288071A GB 1345778 A GB1345778 A GB 1345778A
Authority
GB
United Kingdom
Prior art keywords
cathode
multialkali
sensitivity
electron
making
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
GB2288071A
Other languages
English (en)
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.)
RCA Corp
Original Assignee
RCA Corp
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 RCA Corp filed Critical RCA Corp
Publication of GB1345778A publication Critical patent/GB1345778A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/12—Manufacture of electrodes or electrode systems of photo-emissive cathodes; of secondary-emission electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
GB2288071A 1970-03-02 1971-04-19 Method of making a multialkali electron-emissive cathode with sensitivity to infrared light and a cathode made thereby Expired GB1345778A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1574270A 1970-03-02 1970-03-02

Publications (1)

Publication Number Publication Date
GB1345778A true GB1345778A (en) 1974-02-06

Family

ID=21773337

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2288071A Expired GB1345778A (en) 1970-03-02 1971-04-19 Method of making a multialkali electron-emissive cathode with sensitivity to infrared light and a cathode made thereby

Country Status (7)

Country Link
US (1) US3658400A (enExample)
JP (1) JPS5032194B1 (enExample)
CA (1) CA930256A (enExample)
DE (1) DE2109903C2 (enExample)
FR (1) FR2083948A5 (enExample)
GB (1) GB1345778A (enExample)
NL (1) NL174098C (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1011192A (en) * 1972-12-11 1977-05-31 Rca Corporation Method of making a multialkali electron-emissive layer
US3858955A (en) * 1973-01-15 1975-01-07 Rca Corp Method of making a iii-v compound electron-emissive cathode
US3838304A (en) * 1973-07-12 1974-09-24 Rca Corp Method of making a bialkali photocathode with improved sensitivity and high temperature operating characteristics
US3992071A (en) * 1975-04-01 1976-11-16 The United States Of America As Represented By The Secretary Of The Army Processes for activating S-1 cathode
US4002735A (en) * 1975-06-04 1977-01-11 Rca Corporation Method of sensitizing electron emissive surfaces of antimony base layers with alkali metal vapors
US4198106A (en) * 1978-02-21 1980-04-15 Varo, Inc. Method of manufacturing a photocathode for an image intensifier tube
US4357368A (en) * 1978-12-26 1982-11-02 Rca Corporation Method of making a photosensitive electrode and a photosensitive electrode made thereby
US4333031A (en) * 1979-03-30 1982-06-01 Rca Corporation Photomultiplier tube having directional alkali metal vapor evaporation means
US4306188A (en) * 1979-10-30 1981-12-15 Rca Corporation Photomultiplier tube having a photocurrent collector
US4305972A (en) * 1980-06-30 1981-12-15 Rca Corporation Method for expeditiously processing a sodium-potassium-cesium-antimony photocathode
US4370585A (en) * 1980-08-29 1983-01-25 Rca Corporation Evaporator support assembly for a photomultiplier tube
US4407857A (en) * 1981-06-30 1983-10-04 Rca Corporation Method for processing a lithium-sodium-antimony photocathode
US4585935A (en) * 1984-02-10 1986-04-29 Rca Corporation Electron discharge device having a substantially spherical electrostatic field lens
US4568567A (en) * 1984-10-09 1986-02-04 Rca Corporation Method of removing trace quantities of alkali metal impurities from a bialkali-antimonide photoemissive cathode
US4682021A (en) * 1986-01-29 1987-07-21 Rca Corporation Header assembly for an intensified charge coupled image sensor
US4671778A (en) * 1986-03-19 1987-06-09 Rca Corporation Imaging device having an improved photoemissive cathode appendage processing assembly
CN1052811C (zh) * 1996-11-06 2000-05-24 南京理工大学 多碱光电阴极的制造方法
CN115125491A (zh) * 2022-06-15 2022-09-30 北方夜视技术股份有限公司 一种多碱光电阴极制备用碱源的蒸发特性测量的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2431401A (en) * 1940-06-25 1947-11-25 Rca Corp Method of manufacturing photoelectric tubes
BE536298A (enExample) * 1954-03-08 1900-01-01
BE553132A (enExample) * 1955-12-05
GB892504A (en) * 1957-06-26 1962-03-28 Emi Ltd Improvements in or relating to a method of forming a photoemissive surface
US3179835A (en) * 1960-11-22 1965-04-20 Rca Corp Pickup tube having a cesiated photocathode and a substantially leakagefree target, and method of making the same
US3434876A (en) * 1965-11-23 1969-03-25 Rca Corp Photosensitive cathodes
US3372967A (en) * 1966-07-06 1968-03-12 Rca Corp Method of making a multi-alkali cathode
US3498834A (en) * 1967-02-03 1970-03-03 Weston Instruments Inc Photoelectric surfaces and methods for their production

Also Published As

Publication number Publication date
DE2109903A1 (de) 1971-09-30
NL7102696A (enExample) 1971-09-06
US3658400A (en) 1972-04-25
DE2109903C2 (de) 1986-03-27
CA930256A (en) 1973-07-17
FR2083948A5 (enExample) 1971-12-17
NL174098B (nl) 1983-11-16
JPS5032194B1 (enExample) 1975-10-18
NL174098C (nl) 1984-04-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years