DE3038405C2 - - Google Patents
Info
- Publication number
- DE3038405C2 DE3038405C2 DE3038405A DE3038405A DE3038405C2 DE 3038405 C2 DE3038405 C2 DE 3038405C2 DE 3038405 A DE3038405 A DE 3038405A DE 3038405 A DE3038405 A DE 3038405A DE 3038405 C2 DE3038405 C2 DE 3038405C2
- Authority
- DE
- Germany
- Prior art keywords
- resonator
- light
- light source
- pulses
- vacuum
- 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
Links
- 238000010894 electron beam technology Methods 0.000 claims description 14
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 description 6
- 239000004020 conductor Substances 0.000 description 4
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 241001663154 Electron Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 1
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052792 caesium Inorganic materials 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 235000019837 monoammonium phosphate Nutrition 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B9/00—Generation of oscillations using transit-time effects
- H03B9/01—Generation of oscillations using transit-time effects using discharge tubes
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
- H01J25/04—Tubes having one or more resonators, without reflection of the electron stream, and in which the modulation produced in the modulator zone is mainly density modulation, e.g. Heaff tube
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
- H01J3/02—Electron guns
- H01J3/021—Electron guns using a field emission, photo emission, or secondary emission electron source
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2201/00—Electrodes common to discharge tubes
- H01J2201/34—Photoemissive electrodes
- H01J2201/342—Cathodes
Landscapes
- Lasers (AREA)
- Microwave Tubes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/083,484 US4313072A (en) | 1979-10-10 | 1979-10-10 | Light modulated switches and radio frequency emitters |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3038405A1 DE3038405A1 (de) | 1981-04-23 |
| DE3038405C2 true DE3038405C2 (en, 2012) | 1989-04-06 |
Family
ID=22178644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19803038405 Granted DE3038405A1 (de) | 1979-10-10 | 1980-10-10 | Hf-emitter |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4313072A (en, 2012) |
| JP (1) | JPS5658302A (en, 2012) |
| DE (1) | DE3038405A1 (en, 2012) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4453108A (en) * | 1980-11-21 | 1984-06-05 | William Marsh Rice University | Device for generating RF energy from electromagnetic radiation of another form such as light |
| GB2111299B (en) * | 1981-11-30 | 1986-07-09 | Thermo Electron Corp | High current density photoelectron generators |
| FR2576456B1 (fr) * | 1985-01-22 | 1987-02-06 | Cgr Mev | Generateur d'onde haute frequence |
| US4715038A (en) * | 1985-05-20 | 1987-12-22 | The United States Of America As Represented By The United States Department Of Energy | Optically pulsed electron accelerator |
| US4703228A (en) * | 1985-08-28 | 1987-10-27 | Ga Technologies Inc. | Apparatus and method for providing a modulated electron beam |
| FR2599565B1 (fr) * | 1986-05-30 | 1989-01-13 | Thomson Csf | Lasertron a faisceaux multiples. |
| FR2617364A1 (fr) * | 1987-06-25 | 1988-12-30 | Commissariat Energie Atomique | Procede et dispositif de production d'electrons utilisant un couplage de champ et l'effet photoelectrique |
| US5227701A (en) * | 1988-05-18 | 1993-07-13 | Mcintyre Peter M | Gigatron microwave amplifier |
| US5150067A (en) * | 1990-04-16 | 1992-09-22 | Mcmillan Michael R | Electromagnetic pulse generator using an electron beam produced with an electron multiplier |
| FR2669145B1 (fr) * | 1990-11-09 | 1994-02-11 | Thomson Tubes Electroniques | Canon a electrons module par commutation optoelectronique. |
| US5132586A (en) * | 1991-04-04 | 1992-07-21 | The United States Of America As Represented By The Secretary Of The Navy | Microchannel electron source |
| JP3268237B2 (ja) * | 1997-07-29 | 2002-03-25 | 住友重機械工業株式会社 | フォトカソードを用いた電子銃 |
| WO2000054305A1 (en) * | 1999-03-12 | 2000-09-14 | Florida International University | Laser-assisted field emission microwave signal generator |
| US7728520B2 (en) * | 2004-01-16 | 2010-06-01 | Applied Nanotech Holdings, Inc. | Optical modulator of electron beam |
| US10899718B2 (en) | 2016-09-02 | 2021-01-26 | Bridgestone Corporation | Polymers functionalized with N-protected hydantoin compounds |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3403257A (en) * | 1963-04-02 | 1968-09-24 | Mc Donnell Douglas Corp | Light beam demodulator |
| US3931595A (en) * | 1974-04-23 | 1976-01-06 | Westinghouse Electric Corporation | Optical waveguide modulator using single crystals of TlGaSe2 ORβTl2 |
-
1979
- 1979-10-10 US US06/083,484 patent/US4313072A/en not_active Expired - Lifetime
-
1980
- 1980-10-06 JP JP13971780A patent/JPS5658302A/ja active Granted
- 1980-10-10 DE DE19803038405 patent/DE3038405A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3038405A1 (de) | 1981-04-23 |
| JPS6351403B2 (en, 2012) | 1988-10-13 |
| US4313072A (en) | 1982-01-26 |
| JPS5658302A (en) | 1981-05-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |