JPS5289453A - Electric field radiation device - Google Patents

Electric field radiation device

Info

Publication number
JPS5289453A
JPS5289453A JP573376A JP573376A JPS5289453A JP S5289453 A JPS5289453 A JP S5289453A JP 573376 A JP573376 A JP 573376A JP 573376 A JP573376 A JP 573376A JP S5289453 A JPS5289453 A JP S5289453A
Authority
JP
Japan
Prior art keywords
electric field
field radiation
radiation device
electron current
value
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.)
Granted
Application number
JP573376A
Other languages
English (en)
Other versions
JPS579448B2 (ja
Inventor
Yasushi Nakaizumi
Yukichi Ueno
Masahide Okumura
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 JP573376A priority Critical patent/JPS5289453A/ja
Priority to US05/758,794 priority patent/US4059783A/en
Publication of JPS5289453A publication Critical patent/JPS5289453A/ja
Publication of JPS579448B2 publication Critical patent/JPS579448B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/02—Details
    • H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement, ion-optical arrangement
    • H01J37/06—Electron sources; Electron guns
    • H01J37/073—Electron guns using field emission, photo emission, or secondary emission electron sources
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/02—Details
    • H01J37/24—Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for
    • H01J37/243—Beam current control or regulation circuits

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Cold Cathode And The Manufacture (AREA)
  • Electron Sources, Ion Sources (AREA)
JP573376A 1976-01-21 1976-01-21 Electric field radiation device Granted JPS5289453A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP573376A JPS5289453A (en) 1976-01-21 1976-01-21 Electric field radiation device
US05/758,794 US4059783A (en) 1976-01-21 1977-01-12 Field emission apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP573376A JPS5289453A (en) 1976-01-21 1976-01-21 Electric field radiation device

Publications (2)

Publication Number Publication Date
JPS5289453A true JPS5289453A (en) 1977-07-27
JPS579448B2 JPS579448B2 (ja) 1982-02-22

Family

ID=11619298

Family Applications (1)

Application Number Title Priority Date Filing Date
JP573376A Granted JPS5289453A (en) 1976-01-21 1976-01-21 Electric field radiation device

Country Status (2)

Country Link
US (1) US4059783A (ja)
JP (1) JPS5289453A (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5185559A (en) * 1986-05-20 1993-02-09 Canon Kabushiki Kaisha Supply circuit for P-N junction cathode
JPH071681B2 (ja) * 1990-04-19 1995-01-11 株式会社日立製作所 荷電粒子線装置
US5675531A (en) * 1995-04-05 1997-10-07 International Business Machines Corporation Device for information storage using field emission
TW548679B (en) * 1998-12-16 2003-08-21 Advantest Corp Generation apparatus of charged particles

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3936756A (en) * 1971-04-30 1976-02-03 Nihon Denshi Kabushiki Kaisha Field emission electron gun having automatic current control
JPS5420828B2 (ja) * 1972-06-09 1979-07-25

Also Published As

Publication number Publication date
US4059783A (en) 1977-11-22
JPS579448B2 (ja) 1982-02-22

Similar Documents

Publication Publication Date Title
JPS5228887A (en) Semiconductive emitter device
JPS5289453A (en) Electric field radiation device
JPS535755A (en) Power source c ircuit
JPS5287649A (en) Constant current bias circuit
JPS5216901A (en) Power device
JPS51127440A (en) Means for protecting constant voltage circuit
JPS5228632A (en) Non-failure power source
JPS5242301A (en) Power supply circuit for travelling-wave tube
JPS5249028A (en) Exposure control circuit for the camera
JPS5245294A (en) Semiconductor device
JPS51149520A (en) Electric power source circuit
JPS5232556A (en) Supply control device
JPS531017A (en) Protective circuit
JPS5279756A (en) Field emission device
JPS51118057A (en) Power source device
JPS51134002A (en) Power supply alarm unit
JPS5233023A (en) Source circuit of motor
JPS5221641A (en) Constant-voltage circuit
JPS5222745A (en) Dc power source circuit
JPS5314319A (en) Power source circuit
JPS53122377A (en) Semiconductor device
JPS51121758A (en) Stabilized power supply for surge proof voltage
JPS51117029A (en) Camera incorporated in generator
JPS51118019A (en) Voltage regulator of generator
JPS51121733A (en) Inverter circuit