GB1342005A - Photocathodes - Google Patents

Photocathodes

Info

Publication number
GB1342005A
GB1342005A GB1342005DA GB1342005A GB 1342005 A GB1342005 A GB 1342005A GB 1342005D A GB1342005D A GB 1342005DA GB 1342005 A GB1342005 A GB 1342005A
Authority
GB
United Kingdom
Prior art keywords
aug
heated
layers
type
boat
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
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.)
Rowland M C
Original Assignee
Rowland M C
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 Rowland M C filed Critical Rowland M C
Publication of GB1342005A publication Critical patent/GB1342005A/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/34—Photo-emissive cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2201/00—Electrodes common to discharge tubes
    • H01J2201/34—Photoemissive electrodes
    • H01J2201/342—Cathodes
    • H01J2201/3421—Composition of the emitting surface
    • H01J2201/3423—Semiconductors, e.g. GaAs, NEA emitters

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
  • Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
  • Light Receiving Elements (AREA)
GB1342005D 1971-08-11 1971-08-11 Photocathodes Expired GB1342005A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3779071 1971-08-11

Publications (1)

Publication Number Publication Date
GB1342005A true GB1342005A (en) 1973-12-25

Family

ID=10399020

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1342005D Expired GB1342005A (en) 1971-08-11 1971-08-11 Photocathodes

Country Status (6)

Country Link
JP (1) JPS4829369A (enExample)
CA (1) CA998461A (enExample)
DE (1) DE2239417A1 (enExample)
FR (1) FR2148599B1 (enExample)
GB (1) GB1342005A (enExample)
NL (1) NL7210987A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4019082A (en) * 1975-03-24 1977-04-19 Rca Corporation Electron emitting device and method of making the same

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58158808A (ja) * 1982-03-15 1983-09-21 三菱電機株式会社 電着絶縁装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4019082A (en) * 1975-03-24 1977-04-19 Rca Corporation Electron emitting device and method of making the same

Also Published As

Publication number Publication date
NL7210987A (enExample) 1973-02-13
FR2148599A1 (enExample) 1973-03-23
JPS4829369A (enExample) 1973-04-18
FR2148599B1 (enExample) 1978-04-28
CA998461A (en) 1976-10-12
DE2239417A1 (de) 1973-02-15

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee