JPH0315297B2 - - Google Patents

Info

Publication number
JPH0315297B2
JPH0315297B2 JP54003958A JP395879A JPH0315297B2 JP H0315297 B2 JPH0315297 B2 JP H0315297B2 JP 54003958 A JP54003958 A JP 54003958A JP 395879 A JP395879 A JP 395879A JP H0315297 B2 JPH0315297 B2 JP H0315297B2
Authority
JP
Japan
Prior art keywords
anode
vacuum
chamber
cathode
heating means
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
JP54003958A
Other languages
English (en)
Japanese (ja)
Other versions
JPS551062A (en
Inventor
Hideo Todokoro
Yoshio Hokotani
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP395879A priority Critical patent/JPS551062A/ja
Publication of JPS551062A publication Critical patent/JPS551062A/ja
Publication of JPH0315297B2 publication Critical patent/JPH0315297B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Electron Sources, Ion Sources (AREA)
JP395879A 1979-01-19 1979-01-19 Electric field-radiation electronic gun Granted JPS551062A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP395879A JPS551062A (en) 1979-01-19 1979-01-19 Electric field-radiation electronic gun

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP395879A JPS551062A (en) 1979-01-19 1979-01-19 Electric field-radiation electronic gun

Publications (2)

Publication Number Publication Date
JPS551062A JPS551062A (en) 1980-01-07
JPH0315297B2 true JPH0315297B2 (enrdf_load_stackoverflow) 1991-02-28

Family

ID=11571601

Family Applications (1)

Application Number Title Priority Date Filing Date
JP395879A Granted JPS551062A (en) 1979-01-19 1979-01-19 Electric field-radiation electronic gun

Country Status (1)

Country Link
JP (1) JPS551062A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57130672U (enrdf_load_stackoverflow) * 1981-02-09 1982-08-14
JPS63120683U (enrdf_load_stackoverflow) * 1987-01-30 1988-08-04
EP1113482B1 (en) * 1998-09-11 2010-05-05 Japan Science and Technology Agency High energy electron diffraction apparatus
DE112010002551B4 (de) 2009-06-16 2019-10-31 Hitachi High-Technologies Corporation Geladene teilchen abstrahlende vorrichtung
JP7068117B2 (ja) 2018-09-18 2022-05-16 株式会社日立ハイテク 荷電粒子線装置

Also Published As

Publication number Publication date
JPS551062A (en) 1980-01-07

Similar Documents

Publication Publication Date Title
US20160260573A1 (en) X-ray tube having non-evaporable getter
US20080283745A1 (en) Emitter chamber, charged partical apparatus and method for operating same
JPH03505386A (ja) 封入型高輝度電子ビーム源およびシステム
JP2020047407A (ja) 荷電粒子線装置
US3389288A (en) Gettering device including a getter metal and a gas releasing material
JPH0315297B2 (enrdf_load_stackoverflow)
US2341483A (en) Getter for electron discharge tubes
US4009409A (en) Fast warmup cathode and method of making same
US2988657A (en) Ion pump
US4002735A (en) Method of sensitizing electron emissive surfaces of antimony base layers with alkali metal vapors
US3846006A (en) Method of manufacturing of x-ray tube having thoriated tungsten filament
US3588593A (en) Method of operating an ion-getter vacuum pump with gun and grid structure arranged for optimum ionization and sublimation
US2242644A (en) Luminescent screen
US2845567A (en) Indirectly heated thermionic cathode
US3388955A (en) Process for producing within electron tubes,in particular television picture tubes,a thin metallic film capable of sorbing their residual gases
JPH0715352B2 (ja) 真空加熱装置
US4231627A (en) Electron beam tube
US2129015A (en) Braun tube
US2054030A (en) Electric discharge device and method of manufacture
US2956192A (en) Gettering electron gun
US4018489A (en) Method for extending cathode life in vidicon tubes
US2622218A (en) Secondary-emission electron discharge device
US3244933A (en) Device of the kind comprising a highpower klystron with getter ion pump connected thereto
US1843728A (en) Photo-electric tube
US1917044A (en) Process for manufacturing highly emissive cathodes