GB969833A - Crossed-field electron discharge device - Google Patents

Crossed-field electron discharge device

Info

Publication number
GB969833A
GB969833A GB2163/63A GB216363A GB969833A GB 969833 A GB969833 A GB 969833A GB 2163/63 A GB2163/63 A GB 2163/63A GB 216363 A GB216363 A GB 216363A GB 969833 A GB969833 A GB 969833A
Authority
GB
United Kingdom
Prior art keywords
cathode
magnetron
electron
crossed
thermally conductive
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
GB2163/63A
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.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Publication of GB969833A publication Critical patent/GB969833A/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
    • H01J23/04—Cathodes
    • H01J23/05—Cathodes having a cylindrical emissive surface, e.g. cathodes for magnetrons
    • 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
    • H01J1/30—Cold cathodes, e.g. field-emissive cathode
    • H01J1/304—Field-emissive cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path
    • H01J21/06—Tubes with a single discharge path having electrostatic control means only
    • H01J21/10—Tubes with a single discharge path having electrostatic control means only with one or more immovable internal control electrodes, e.g. triode, pentode, octode
    • H01J21/14—Tubes with means for concentrating the electron stream, e.g. beam tetrode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
    • H01J25/42—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and with a magnet system producing an H-field crossing the E-field
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/50—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/50—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field
    • H01J25/52—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode
    • H01J25/58—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode having a number of resonators; having a composite resonator, e.g. a helix
    • H01J25/587—Multi-cavity magnetrons
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
    • H05H1/4645—Radiofrequency discharges
    • H05H1/466—Radiofrequency discharges using capacitive coupling means, e.g. electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0029—Electron beam tubes
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H2240/00—Testing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Electromagnetism (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Microwave Tubes (AREA)
GB2163/63A 1962-03-15 1963-01-17 Crossed-field electron discharge device Expired GB969833A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US179853A US3109123A (en) 1962-03-15 1962-03-15 Electron discharge devices with a sharp edged cathode

Publications (1)

Publication Number Publication Date
GB969833A true GB969833A (en) 1964-09-16

Family

ID=22658253

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2163/63A Expired GB969833A (en) 1962-03-15 1963-01-17 Crossed-field electron discharge device

Country Status (7)

Country Link
US (1) US3109123A (US07321065-20080122-C00160.png)
BE (1) BE625855A (US07321065-20080122-C00160.png)
DE (1) DE1441243B2 (US07321065-20080122-C00160.png)
FR (1) FR1339981A (US07321065-20080122-C00160.png)
GB (1) GB969833A (US07321065-20080122-C00160.png)
NL (2) NL130734C (US07321065-20080122-C00160.png)
SE (1) SE316239B (US07321065-20080122-C00160.png)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2627646A1 (fr) * 1988-02-18 1989-08-25 Litton Systems Inc Circuit de polarisation pour amplificateur a champs croises et procede qui permettent d'ameliorer l'amorcage
GB2274198A (en) * 1992-12-11 1994-07-13 Litton Systems Inc Cross field amplifier
US5874806A (en) * 1996-10-02 1999-02-23 Litton Systems, Inc. Passive jitter reduction in crossed-field amplifier with secondary emission material on anode vanes

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3305753A (en) * 1963-05-03 1967-02-21 Westinghouse Electric Corp Magnetron having magnetic bias of such strength as to make cyclotron frequency equal to twice pi frequency, useful for cold cathode operation
US3619709A (en) * 1970-07-06 1971-11-09 Ratheon Co Gridded crossed field traveling wave device
US3921027A (en) * 1974-09-13 1975-11-18 Joe Shelton Microwave beam tube
US4975656A (en) * 1989-03-31 1990-12-04 Litton Systems, Inc. Enhanced secondary electron emitter
US5159241A (en) * 1990-10-25 1992-10-27 General Dynamics Corporation Air Defense Systems Division Single body relativistic magnetron
RU2007777C1 (ru) * 1992-04-15 1994-02-15 Предприятие "Плутон" Магнетрон
IL106905A (en) * 1993-09-03 1997-01-10 Israel State Magnetron construction particularly useful as a relativistic magnetron
JP3390562B2 (ja) * 1994-06-28 2003-03-24 シャープ株式会社 マグネトロンおよび電子レンジ
JP3333421B2 (ja) * 1997-02-28 2002-10-15 シャープ株式会社 平板型マグネトロン
RU2133515C1 (ru) * 1997-12-09 1999-07-20 Махов Владимир Ильич Катодный узел для электронных приборов и электронный прибор
US6686696B2 (en) * 2001-03-08 2004-02-03 Genvac Aerospace Corporation Magnetron with diamond coated cathode
US20100062288A1 (en) * 2005-11-18 2010-03-11 David Weber System for generation of useful electrical energy from isotopic electron emission

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2627646A1 (fr) * 1988-02-18 1989-08-25 Litton Systems Inc Circuit de polarisation pour amplificateur a champs croises et procede qui permettent d'ameliorer l'amorcage
GB2274198A (en) * 1992-12-11 1994-07-13 Litton Systems Inc Cross field amplifier
GB2274198B (en) * 1992-12-11 1997-01-08 Litton Systems Inc Cross-field amplifier
US5874806A (en) * 1996-10-02 1999-02-23 Litton Systems, Inc. Passive jitter reduction in crossed-field amplifier with secondary emission material on anode vanes

Also Published As

Publication number Publication date
US3109123A (en) 1963-10-29
DE1441243A1 (US07321065-20080122-C00160.png) 1970-07-09
BE625855A (US07321065-20080122-C00160.png)
FR1339981A (fr) 1963-10-11
NL285091A (US07321065-20080122-C00160.png)
SE316239B (US07321065-20080122-C00160.png) 1969-10-20
DE1441243B2 (de) 1970-07-09
NL130734C (US07321065-20080122-C00160.png)

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