DE1287699B - - Google Patents
Info
- Publication number
- DE1287699B DE1287699B DEST23847A DE1287699DA DE1287699B DE 1287699 B DE1287699 B DE 1287699B DE ST23847 A DEST23847 A DE ST23847A DE 1287699D A DE1287699D A DE 1287699DA DE 1287699 B DE1287699 B DE 1287699B
- Authority
- DE
- Germany
- Prior art keywords
- cathode
- slots
- electron gun
- gun according
- emission surface
- 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.)
- Pending
Links
- 229910052751 metal Inorganic materials 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000009826 distribution Methods 0.000 claims description 8
- 238000010894 electron beam technology Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 238000003801 milling Methods 0.000 claims description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000003466 welding Methods 0.000 description 4
- 238000007654 immersion Methods 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- 210000003608 fece Anatomy 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 241000554155 Andes Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000002800 charge carrier Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- 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
- H01J3/027—Construction of the gun or parts thereof
-
- 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
- H01J1/13—Solid thermionic cathodes
- H01J1/15—Cathodes heated directly by an electric current
Landscapes
- Electron Sources, Ion Sources (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1287699B true DE1287699B (enrdf_load_stackoverflow) | 1969-01-23 |
Family
ID=607301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEST23847A Pending DE1287699B (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE1287699B (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2395595A1 (fr) * | 1977-06-21 | 1979-01-19 | Siemens Ag | Cathode chaude pour tube a rayons x |
-
0
- DE DEST23847A patent/DE1287699B/de active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2395595A1 (fr) * | 1977-06-21 | 1979-01-19 | Siemens Ag | Cathode chaude pour tube a rayons x |
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