GB1430005A - Electron beam control - Google Patents

Electron beam control

Info

Publication number
GB1430005A
GB1430005A GB3029673A GB3029673A GB1430005A GB 1430005 A GB1430005 A GB 1430005A GB 3029673 A GB3029673 A GB 3029673A GB 3029673 A GB3029673 A GB 3029673A GB 1430005 A GB1430005 A GB 1430005A
Authority
GB
United Kingdom
Prior art keywords
region
field
value
magnetic field
cyclotron
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
GB3029673A
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.)
National Aeronautics and Space Administration NASA
Original Assignee
National Aeronautics and Space Administration NASA
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 National Aeronautics and Space Administration NASA filed Critical National Aeronautics and Space Administration NASA
Publication of GB1430005A publication Critical patent/GB1430005A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/027—Collectors
    • H01J23/0275—Multistage collectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/64—Magnetic lenses

Landscapes

  • Particle Accelerators (AREA)
  • Microwave Tubes (AREA)
GB3029673A 1972-06-27 1973-06-26 Electron beam control Expired GB1430005A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26683272A 1972-06-27 1972-06-27

Publications (1)

Publication Number Publication Date
GB1430005A true GB1430005A (en) 1976-03-31

Family

ID=23016174

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3029673A Expired GB1430005A (en) 1972-06-27 1973-06-26 Electron beam control

Country Status (9)

Country Link
US (1) US3764850A (enrdf_load_stackoverflow)
AU (1) AU472491B2 (enrdf_load_stackoverflow)
BE (1) BE801131A (enrdf_load_stackoverflow)
CA (1) CA979062A (enrdf_load_stackoverflow)
DE (1) DE2332118A1 (enrdf_load_stackoverflow)
FR (1) FR2191251B1 (enrdf_load_stackoverflow)
GB (1) GB1430005A (enrdf_load_stackoverflow)
IT (1) IT989490B (enrdf_load_stackoverflow)
NL (1) NL7308986A (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2743108A1 (de) * 1976-10-04 1978-04-06 Litton Systems Inc Mehrstufiger vertiefter kollektor
GB2251334A (en) * 1990-03-08 1992-07-01 Eev Ltd High frequency amplifying apparatus.
DE4431337A1 (de) * 1993-09-03 1995-03-09 Litton Systems Inc Röhre mit induktiver Auskopplung mit mehrstufigen Bremsfeldkollektor-Elektroden
US6380803B2 (en) 1993-09-03 2002-04-30 Litton Systems, Inc. Linear amplifier having discrete resonant circuit elements and providing near-constant efficiency across a wide range of output power
US6617791B2 (en) 2001-05-31 2003-09-09 L-3 Communications Corporation Inductive output tube with multi-staged depressed collector having improved efficiency
CN101704395B (zh) * 2009-11-10 2010-10-06 上海百顺锁业有限公司 一种电动车毂闸

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277721A (en) * 1979-09-07 1981-07-07 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Multistage depressed collector for dual mode operation
US4395656A (en) * 1980-12-24 1983-07-26 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Gyrotron transmitting tube
US4794303A (en) * 1987-01-22 1988-12-27 Litton Systems, Inc. Axisymmetric electron collector with off-axis beam injection
US5420478A (en) * 1993-02-12 1995-05-30 Litton Systems, Inc. Depressed collector for sorting radial energy level of a gyrating electron beam
US5780970A (en) * 1996-10-28 1998-07-14 University Of Maryland Multi-stage depressed collector for small orbit gyrotrons
US6552490B1 (en) * 2000-05-18 2003-04-22 Communications And Power Industries Multiple stage depressed collector (MSDC) klystron based amplifier for ground based satellite and terrestrial communications
US6777877B1 (en) * 2000-08-28 2004-08-17 Communication & Power Industries, Inc. Gun-only magnet used for a multi-stage depressed collector klystron
WO2011034985A1 (en) 2009-09-17 2011-03-24 Sciaky, Inc. Electron beam layer manufacturing
US8461474B2 (en) 2010-03-31 2013-06-11 Sciaky, Inc. Raster methodology, apparatus and system for electron beam layer manufacturing using closed loop control
CN107132496B (zh) * 2017-04-07 2018-06-05 韩小刚 微磁场的测量方法及装置
RU2706644C1 (ru) * 2019-03-29 2019-11-19 Акционерное общество "Научно-производственное предприятие "Алмаз" (АО "НПП "Алмаз") Лампа бегущей волны для линейных усилителей свч мощности спутников связи
RU2738394C1 (ru) * 2020-04-24 2020-12-11 Акционерное общество "Научно-производственное предприятие "Алмаз" (АО "НПП "Алмаз") Лампа бегущей волны линеаризованного усилителя свч-мощности

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE22389E (en) * 1940-07-13 1943-11-02 Electron beam concentrating
US2853641A (en) * 1955-01-20 1958-09-23 Gen Electric Electron beam and wave energy interaction device
FR1257796A (fr) * 1960-02-25 1961-04-07 Csf Collecteur d'électrons pour tubes à modulation de vitesse de grande puissance
US3273006A (en) * 1962-02-01 1966-09-13 Raytheon Co Traveling wave tube having a contoured anode collecting surface
US3297907A (en) * 1963-06-13 1967-01-10 Varian Associates Electron tube with collector having magnetic field associated therewith, said field causing electron dispersion throughout the collector
US3450930A (en) * 1966-11-14 1969-06-17 Varian Associates Permanent magnet focused linear beam tube employing a compensating magnet structure between the main magnet and the beam collector

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2743108A1 (de) * 1976-10-04 1978-04-06 Litton Systems Inc Mehrstufiger vertiefter kollektor
GB2251334A (en) * 1990-03-08 1992-07-01 Eev Ltd High frequency amplifying apparatus.
US5283534A (en) * 1990-03-08 1994-02-01 Eev Limited High frequency amplifying apparatus with a collector which has a periodic amplitude variable longitudinal magnetic field therein
GB2251334B (en) * 1990-03-08 1994-02-23 Eev Ltd High frequency amplifying apparatus
DE4431337A1 (de) * 1993-09-03 1995-03-09 Litton Systems Inc Röhre mit induktiver Auskopplung mit mehrstufigen Bremsfeldkollektor-Elektroden
US6380803B2 (en) 1993-09-03 2002-04-30 Litton Systems, Inc. Linear amplifier having discrete resonant circuit elements and providing near-constant efficiency across a wide range of output power
US6617791B2 (en) 2001-05-31 2003-09-09 L-3 Communications Corporation Inductive output tube with multi-staged depressed collector having improved efficiency
CN101704395B (zh) * 2009-11-10 2010-10-06 上海百顺锁业有限公司 一种电动车毂闸

Also Published As

Publication number Publication date
FR2191251A1 (enrdf_load_stackoverflow) 1974-02-01
FR2191251B1 (enrdf_load_stackoverflow) 1978-06-30
NL7308986A (enrdf_load_stackoverflow) 1974-01-02
AU472491B2 (en) 1976-05-27
IT989490B (it) 1975-05-20
AU5728473A (en) 1975-01-09
US3764850A (en) 1973-10-09
BE801131A (fr) 1973-10-15
CA979062A (en) 1975-12-02
DE2332118A1 (de) 1974-01-17

Similar Documents

Publication Publication Date Title
GB1430005A (en) Electron beam control
SE325965B (enrdf_load_stackoverflow)
US3617908A (en) Charged particle accelerator with single or multimode operation
GB1403172A (en) Miniaturized microwave beam tube
US4661710A (en) Negative ion source
GB1451956A (en) Travelling wave tubes
GB1083693A (en) Improvements in or relating to magnetic focussing arrangements of the kind comprising an electric beam discharge tube
GB1499277A (en) Travelling wave tube with periodic permanent magnet focusing arrangement integrated with coupled cavity slow-wave structure
GB1489138A (en) Multiple particle type interaction isotopically selective ionization
GB976678A (en) Improvements in or relating to electron beam furnaces
GB1030148A (en) High power electron tube apparatus
GB1462463A (en) Magnetic structure for focusing of linear beams
Ito et al. Brightness enhanced intense slow positron beam produced using an electron linac
GB1493276A (en) Magnetrons
GB1049920A (en) High frequency electron discharge device having improved permanent magnetic focusing
GB1102719A (en) Improvements in or relating to electron beam periodic magnetic focussing systems
US2932797A (en) Imparting energy to charged particles
GB1351582A (en) Ion source
GB959192A (en) Velocity modulation tube
GB1082940A (en) High energy charged particle generator
GB1020141A (enrdf_load_stackoverflow)
GB1073297A (en) Permanent magnet focused klystron
US3141992A (en) Focusing system for omicron-type travelling wave tubes
GB1270145A (en) Magnetic beam-focusing system
GB1528156A (en) Travelling wave tubes

Legal Events

Date Code Title Description
429A Application made for amendment of specification (sect. 29/1949)
429H Application (made) for amendment of specification now open to opposition (sect. 29/1949)
429D Case decided by the comptroller ** specification amended (sect. 29/1949)
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee