GB8511180D0 - Photoemissive cathode - Google Patents
Photoemissive cathodeInfo
- Publication number
- GB8511180D0 GB8511180D0 GB858511180A GB8511180A GB8511180D0 GB 8511180 D0 GB8511180 D0 GB 8511180D0 GB 858511180 A GB858511180 A GB 858511180A GB 8511180 A GB8511180 A GB 8511180A GB 8511180 D0 GB8511180 D0 GB 8511180D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- photoemissive cathode
- photoemissive
- cathode
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
-
- 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
- H01J1/34—Photo-emissive cathodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement, ion-optical arrangement
- H01J37/06—Electron sources; Electron guns
- H01J37/073—Electron guns using field emission, photo emission, or secondary emission electron sources
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
- H01J37/317—Electron-beam or ion-beam tubes for localised treatment of objects for changing properties of the objects or for applying thin layers thereon, e.g. for ion implantation
- H01J37/3174—Particle-beam lithography, e.g. electron beam lithography
-
- 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
-
- 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
- H01J2201/3421—Composition of the emitting surface
- H01J2201/3423—Semiconductors, e.g. GaAs, NEA emitters
-
- 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
- H01J2201/3421—Composition of the emitting surface
- H01J2201/3426—Alkaline metal compounds, e.g. Na-K-Sb
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/06—Sources
- H01J2237/061—Construction
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/06—Sources
- H01J2237/063—Electron sources
- H01J2237/06325—Cold-cathode sources
- H01J2237/06333—Photo emission
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/30—Electron or ion beam tubes for processing objects
- H01J2237/317—Processing objects on a microscale
- H01J2237/3175—Lithography
- H01J2237/31777—Lithography by projection
- H01J2237/31779—Lithography by projection from patterned photocathode
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Electron Beam Exposure (AREA)
- Electron Sources, Ion Sources (AREA)
- Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US32596081A | 1981-11-30 | 1981-11-30 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8511180D0 true GB8511180D0 (en) | 1985-06-12 |
GB2157884A GB2157884A (en) | 1985-10-30 |
GB2157884B GB2157884B (en) | 1986-07-23 |
Family
ID=23270181
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08231900A Expired GB2111299B (en) | 1981-11-30 | 1982-11-09 | High current density photoelectron generators |
GB08511180A Expired GB2157884B (en) | 1981-11-30 | 1985-05-02 | Photoemissive cathode for high current density photoelectron generators |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08231900A Expired GB2111299B (en) | 1981-11-30 | 1982-11-09 | High current density photoelectron generators |
Country Status (4)
Country | Link |
---|---|
JP (2) | JPS58108639A (en) |
DE (1) | DE3241766A1 (en) |
FR (1) | FR2517470B1 (en) |
GB (2) | GB2111299B (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6037633A (en) * | 1983-08-09 | 1985-02-27 | Hamamatsu Photonics Kk | Photoelectron gun |
US4606061A (en) * | 1983-12-28 | 1986-08-12 | Tokyo Shibaura Denki Kabushiki Kaisha | Light controlled x-ray scanner |
GB8422895D0 (en) * | 1984-09-11 | 1984-10-17 | Texas Instruments Ltd | Electron beam apparatus |
KR910000756B1 (en) * | 1984-11-20 | 1991-02-06 | Fujitsu Ltd | Method for projection photoelectron image |
GB8506788D0 (en) * | 1985-03-15 | 1985-04-17 | Secr Defence | Thermal electron source |
JPS6347928A (en) * | 1986-08-18 | 1988-02-29 | Fujitsu Ltd | Mask for photoelectron image transfer |
US4963823A (en) * | 1988-06-27 | 1990-10-16 | Siemens Aktiengesellschaft | Electron beam measuring instrument |
DE68916870D1 (en) * | 1988-07-01 | 1994-08-25 | Ibm | Optical fiber photocathode. |
GB2260666B (en) * | 1991-09-20 | 1995-12-20 | Sharp Kk | Time division multiplexed diode lasers |
US5684360A (en) * | 1995-07-10 | 1997-11-04 | Intevac, Inc. | Electron sources utilizing negative electron affinity photocathodes with ultra-small emission areas |
JPH0936025A (en) * | 1995-07-14 | 1997-02-07 | Nec Corp | Method and apparatus for electron beam exposure |
US6538256B1 (en) * | 2000-08-17 | 2003-03-25 | Applied Materials, Inc. | Electron beam lithography system using a photocathode with a pattern of apertures for creating a transmission resonance |
DE10245052A1 (en) * | 2002-09-26 | 2004-04-08 | Leo Elektronenmikroskopie Gmbh | Electron beam source and electron optical apparatus with one |
CN100394654C (en) * | 2003-01-16 | 2008-06-11 | 松下电器产业株式会社 | Photoelectronic discharge plate and negative particle generator charged clear device and the like equipment using the plate |
US7187755B2 (en) * | 2004-11-02 | 2007-03-06 | General Electric Company | Electron emitter assembly and method for generating electron beams |
CA2853438C (en) * | 2012-11-09 | 2015-03-17 | I.B.B. Rheologie Inc. | Methods and systems using concrete mix temperature measurement |
JP6664223B2 (en) * | 2016-01-12 | 2020-03-13 | 株式会社荏原製作所 | Electron gun and inspection device having the same |
JP6867568B2 (en) * | 2016-11-07 | 2021-04-28 | 国立大学法人東京工業大学 | Nanoscale photocathode electron source |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB812403A (en) * | 1954-08-06 | 1959-04-22 | Emi Ltd | Improvements in or relating to the formation of evaporated layers |
GB714054A (en) * | 1950-03-17 | 1954-08-25 | Emi Ltd | Improvements relating to the manufacture of photo-electric devices |
GB1005708A (en) * | 1960-12-14 | 1965-09-29 | Emi Ltd | Improvements relating to photo electrically sensitive devices |
CH391912A (en) * | 1961-11-09 | 1965-05-15 | Trueb Taeuber & Co Ag | Process for visualization and recording of electron-optical images |
FR1345063A (en) * | 1962-10-23 | 1963-12-06 | Thomson Houston Comp Francaise | Photoelectric cathode |
DE1464594A1 (en) * | 1963-07-18 | 1968-12-19 | Forschungslaboratorium Dr Ing | Photocathode |
GB1117759A (en) * | 1964-12-16 | 1968-06-26 | Matsushita Electric Ind Co Ltd | Photoemissive device |
US4097761A (en) * | 1966-02-16 | 1978-06-27 | Rca Corporation | Image tube cathode |
GB1205129A (en) * | 1967-03-10 | 1970-09-16 | Rca Radio Corp Of America | Photocathodes containing antimony and method of making the same |
FR1566316A (en) * | 1968-01-31 | 1969-05-09 | ||
DE1963740A1 (en) * | 1969-12-19 | 1971-07-08 | Max Planck Gesellschaft | Pulse electron source |
FR2076604A5 (en) * | 1970-01-21 | 1971-10-15 | Commissariat Energie Atomique | |
US3821778A (en) * | 1972-12-04 | 1974-06-28 | Hughes Aircraft Co | Infrared photocathode |
JPS573182B2 (en) * | 1973-08-08 | 1982-01-20 | ||
JPS5224385A (en) * | 1975-08-20 | 1977-02-23 | Sanki Eng Co Ltd | Single filter press |
US4039810A (en) * | 1976-06-30 | 1977-08-02 | International Business Machines Corporation | Electron projection microfabrication system |
DE2719799A1 (en) * | 1977-04-28 | 1978-11-02 | Siemens Ag | Mask imaging photoelectronic projector - has mask as positive electrode of acceleration field between photocathode and semiconductor wafer |
JPS5469953A (en) * | 1977-11-15 | 1979-06-05 | Toshiba Corp | Electron emission device |
JPS54146952A (en) * | 1978-05-10 | 1979-11-16 | Hitachi Denshi Ltd | Photoelectric surface |
US4313072A (en) * | 1979-10-10 | 1982-01-26 | The United States Of America As Represented By The United States Department Of Energy | Light modulated switches and radio frequency emitters |
-
1982
- 1982-11-09 GB GB08231900A patent/GB2111299B/en not_active Expired
- 1982-11-11 DE DE19823241766 patent/DE3241766A1/en active Granted
- 1982-11-26 FR FR8219870A patent/FR2517470B1/en not_active Expired
- 1982-11-30 JP JP57208747A patent/JPS58108639A/en active Pending
-
1985
- 1985-05-02 GB GB08511180A patent/GB2157884B/en not_active Expired
-
1990
- 1990-05-29 JP JP2137317A patent/JPH03176953A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DE3241766C2 (en) | 1987-04-09 |
JPH03176953A (en) | 1991-07-31 |
FR2517470A1 (en) | 1983-06-03 |
DE3241766A1 (en) | 1983-06-09 |
GB2157884A (en) | 1985-10-30 |
GB2157884B (en) | 1986-07-23 |
GB2111299B (en) | 1986-07-09 |
JPS58108639A (en) | 1983-06-28 |
FR2517470B1 (en) | 1989-01-20 |
GB2111299A (en) | 1983-06-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19921109 |