DE2747266A1 - Elektronenemitter - Google Patents
ElektronenemitterInfo
- Publication number
- DE2747266A1 DE2747266A1 DE19772747266 DE2747266A DE2747266A1 DE 2747266 A1 DE2747266 A1 DE 2747266A1 DE 19772747266 DE19772747266 DE 19772747266 DE 2747266 A DE2747266 A DE 2747266A DE 2747266 A1 DE2747266 A1 DE 2747266A1
- Authority
- DE
- Germany
- Prior art keywords
- electrode
- electron emitter
- electron
- emitter according
- zones
- 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.)
- Ceased
Links
- 239000000463 material Substances 0.000 claims description 11
- 239000000835 fiber Substances 0.000 claims description 10
- 230000005496 eutectics Effects 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 9
- 239000010408 film Substances 0.000 description 7
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 4
- 230000005684 electric field Effects 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 229910052750 molybdenum Inorganic materials 0.000 description 4
- 239000011733 molybdenum Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000009760 electrical discharge machining Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- WZECUPJJEIXUKY-UHFFFAOYSA-N [O-2].[O-2].[O-2].[U+6] Chemical compound [O-2].[O-2].[O-2].[U+6] WZECUPJJEIXUKY-UHFFFAOYSA-N 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- LYKJEJVAXSGWAJ-UHFFFAOYSA-N compactone Natural products CC1(C)CCCC2(C)C1CC(=O)C3(O)CC(C)(CCC23)C=C LYKJEJVAXSGWAJ-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910000439 uranium oxide Inorganic materials 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Microwave Tubes (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB45835/76A GB1555800A (en) | 1976-11-04 | 1976-11-04 | Electron emitters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2747266A1 true DE2747266A1 (de) | 1978-05-11 |
Family
ID=10438789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772747266 Ceased DE2747266A1 (de) | 1976-11-04 | 1977-10-21 | Elektronenemitter |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4145635A (enExample) |
| JP (1) | JPS5357739A (enExample) |
| DE (1) | DE2747266A1 (enExample) |
| FR (1) | FR2370356A1 (enExample) |
| GB (1) | GB1555800A (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4002049A1 (de) * | 1990-01-24 | 1991-07-25 | Deutsche Forsch Luft Raumfahrt | Elektronenemissionsquelle |
| DE102013223517A1 (de) * | 2013-11-19 | 2015-06-03 | Siemens Aktiengesellschaft | Elektronenkanone und Strahlungserzeugungsanlage |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4227116A (en) * | 1978-07-24 | 1980-10-07 | Varian Associates, Inc. | Zero-bias gridded gun |
| US4593230A (en) * | 1982-03-29 | 1986-06-03 | Litton Systems, Inc. | Dual-mode electron gun |
| US4782267A (en) * | 1986-02-07 | 1988-11-01 | Applied Electron Corporation | In-situ wide area vacuum ultraviolet lamp |
| US5227701A (en) * | 1988-05-18 | 1993-07-13 | Mcintyre Peter M | Gigatron microwave amplifier |
| FR2644627B1 (fr) * | 1989-03-17 | 1996-01-05 | Videocolor | Canon de tube cathodique a source d'electrons a effet de champ |
| GB2238651A (en) * | 1989-11-29 | 1991-06-05 | Gen Electric Co Plc | Field emission devices. |
| GB2318208B (en) * | 1990-07-13 | 1998-09-02 | Marconi Gec Ltd | Electronic switching devices |
| US5159241A (en) * | 1990-10-25 | 1992-10-27 | General Dynamics Corporation Air Defense Systems Division | Single body relativistic magnetron |
| US5162698A (en) * | 1990-12-21 | 1992-11-10 | General Dynamics Corporation Air Defense Systems Div. | Cascaded relativistic magnetron |
| US5191217A (en) * | 1991-11-25 | 1993-03-02 | Motorola, Inc. | Method and apparatus for field emission device electrostatic electron beam focussing |
| US5332945A (en) * | 1992-05-11 | 1994-07-26 | Litton Systems, Inc. | Pierce gun with grading electrode |
| US5327094A (en) * | 1992-12-11 | 1994-07-05 | Litton Systems, Inc. | Jitter suppression in crossed-field amplifier by use of field emitter |
| JPH07107829B2 (ja) * | 1993-06-08 | 1995-11-15 | 日本電気株式会社 | 密度変調電子銃とこれを用いたマイクロ波管 |
| JP2625370B2 (ja) * | 1993-12-22 | 1997-07-02 | 日本電気株式会社 | 電界放出冷陰極とこれを用いたマイクロ波管 |
| US5534747A (en) * | 1994-05-13 | 1996-07-09 | Litton Systems, Inc. | Variable focus electron gun assembly with ceramic spacers |
| JPH08315721A (ja) * | 1995-05-19 | 1996-11-29 | Nec Kansai Ltd | 電界放出冷陰極 |
| CA2227322A1 (en) * | 1995-08-04 | 1997-02-20 | Printable Field Emitters Limited | Field electron emission materials and devices |
| US5903804A (en) * | 1996-09-30 | 1999-05-11 | Science Applications International Corporation | Printer and/or scanner and/or copier using a field emission array |
| 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 |
| US12463002B2 (en) | 2021-04-12 | 2025-11-04 | Ncx Corporation | Energy tuner for a gated field emission cathode device, and associated method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3665241A (en) * | 1970-07-13 | 1972-05-23 | Stanford Research Inst | Field ionizer and field emission cathode structures and methods of production |
| US3720856A (en) * | 1970-07-29 | 1973-03-13 | Westinghouse Electric Corp | Binary material field emitter structure |
| US3706002A (en) * | 1970-11-16 | 1972-12-12 | Varian Associates | Electron gun |
| US3921022A (en) * | 1974-09-03 | 1975-11-18 | Rca Corp | Field emitting device and method of making same |
| US3921027A (en) * | 1974-09-13 | 1975-11-18 | Joe Shelton | Microwave beam tube |
-
1976
- 1976-11-04 GB GB45835/76A patent/GB1555800A/en not_active Expired
-
1977
- 1977-10-21 DE DE19772747266 patent/DE2747266A1/de not_active Ceased
- 1977-10-27 JP JP12919877A patent/JPS5357739A/ja active Pending
- 1977-11-02 US US05/847,857 patent/US4145635A/en not_active Expired - Lifetime
- 1977-11-02 FR FR7732872A patent/FR2370356A1/fr active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4002049A1 (de) * | 1990-01-24 | 1991-07-25 | Deutsche Forsch Luft Raumfahrt | Elektronenemissionsquelle |
| DE102013223517A1 (de) * | 2013-11-19 | 2015-06-03 | Siemens Aktiengesellschaft | Elektronenkanone und Strahlungserzeugungsanlage |
| US10074503B2 (en) | 2013-11-19 | 2018-09-11 | Siemens Aktiengesellschaft | Electron gun and radiation generating apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2370356B1 (enExample) | 1982-09-10 |
| US4145635A (en) | 1979-03-20 |
| GB1555800A (en) | 1979-11-14 |
| JPS5357739A (en) | 1978-05-25 |
| FR2370356A1 (fr) | 1978-06-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8125 | Change of the main classification | ||
| 8126 | Change of the secondary classification | ||
| 8131 | Rejection |