BE713951A - - Google Patents
Info
- Publication number
- BE713951A BE713951A BE713951DA BE713951A BE 713951 A BE713951 A BE 713951A BE 713951D A BE713951D A BE 713951DA BE 713951 A BE713951 A BE 713951A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/12—Manufacture of electrodes or electrode systems of photo-emissive cathodes; of secondary-emission electrodes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/065—Gp III-V generic compounds-processing
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
- Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
- Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
- Hybrid Cells (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB18486/67A GB1200899A (en) | 1967-04-21 | 1967-04-21 | Improvements in or relating to photocathodes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE713951A true BE713951A (xx) | 1968-10-21 |
Family
ID=10113256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE713951D BE713951A (xx) | 1967-04-21 | 1968-04-19 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3632442A (xx) |
| BE (1) | BE713951A (xx) |
| CH (1) | CH474147A (xx) |
| FR (1) | FR1569963A (xx) |
| GB (1) | GB1200899A (xx) |
| NL (1) | NL6805301A (xx) |
| SE (1) | SE333415B (xx) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL160425C (nl) * | 1971-08-17 | 1979-10-15 | Philips Nv | Werkwijze voor het vervaardigen van een elektrische ontla- dingsbuis, waarin een elektronen-emitterende elektrode aanwezig is, die uit een drager bestaat, waarop een caesium bevattende laag is aangebracht, en elektrische ontladings- buis vervaardigd volgens deze werkwijze. |
| US3958143A (en) * | 1973-01-15 | 1976-05-18 | Varian Associates | Long-wavelength photoemission cathode |
| GB1528192A (en) * | 1975-03-10 | 1978-10-11 | Secr Defence | Surface treatment of iii-v compound crystals |
| US4242373A (en) * | 1976-02-20 | 1980-12-30 | Hitachi, Ltd. | Method for vapor depositing a cerium oxide film |
| US4816183A (en) * | 1986-08-21 | 1989-03-28 | The Board Of Trustees Of The Leland Stanford Junior University | Composite photosensitive material |
| JPS63291337A (ja) * | 1987-05-22 | 1988-11-29 | Sharp Corp | フオトカソ−ド |
| US6019913A (en) * | 1998-05-18 | 2000-02-01 | The Regents Of The University Of California | Low work function, stable compound clusters and generation process |
| US7446474B2 (en) * | 2002-10-10 | 2008-11-04 | Applied Materials, Inc. | Hetero-junction electron emitter with Group III nitride and activated alkali halide |
| US7015467B2 (en) * | 2002-10-10 | 2006-03-21 | Applied Materials, Inc. | Generating electrons with an activated photocathode |
| US8017176B2 (en) * | 2008-01-25 | 2011-09-13 | Mulhollan Gregory A | Robust activation method for negative electron affinity photocathodes |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2070691A (en) * | 1928-07-02 | 1937-02-16 | Raytheon Mfg Co | Electron discharge device |
| US1994904A (en) * | 1933-04-22 | 1935-03-19 | Westinghouse Electric & Mfg Co | Automatic heat control |
| NL50859C (xx) * | 1937-03-30 | 1941-08-16 | ||
| BE427303A (xx) * | 1937-04-02 | |||
| US2698397A (en) * | 1948-07-01 | 1954-12-28 | Sylvania Electric Prod | Electron discharge device |
| US2880344A (en) * | 1951-03-02 | 1959-03-31 | Rca Corp | Photosurface |
| US2739084A (en) * | 1951-04-28 | 1956-03-20 | Emi Ltd | Secondary electron emitting coatings and method for producing same |
| US2702259A (en) * | 1951-08-09 | 1955-02-15 | Emi Ltd | Manufacture of electrodes which are sensitized so as to be emitters of photoelectrons or secondary electrons |
| NL147572B (nl) * | 1964-12-02 | 1975-10-15 | Philips Nv | Elektrische ontladingsbuis met een fotokathode. |
-
1967
- 1967-04-21 GB GB18486/67A patent/GB1200899A/en not_active Expired
-
1968
- 1968-04-13 NL NL6805301A patent/NL6805301A/xx unknown
- 1968-04-18 SE SE05201/68A patent/SE333415B/xx unknown
- 1968-04-19 FR FR1569963D patent/FR1569963A/fr not_active Expired
- 1968-04-19 BE BE713951D patent/BE713951A/xx unknown
- 1968-04-19 CH CH579668A patent/CH474147A/de not_active IP Right Cessation
- 1968-04-22 US US722864A patent/US3632442A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3632442A (en) | 1972-01-04 |
| GB1200899A (en) | 1970-08-05 |
| SE333415B (xx) | 1971-03-15 |
| DE1764170A1 (de) | 1971-05-27 |
| NL6805301A (xx) | 1968-10-22 |
| FR1569963A (xx) | 1969-06-06 |
| DE1764170B2 (de) | 1975-10-23 |
| CH474147A (de) | 1969-06-15 |