FR2970112B1 - PHOTOCATHODE-GRID FOR ELECTRON EMISSION - Google Patents
PHOTOCATHODE-GRID FOR ELECTRON EMISSIONInfo
- Publication number
- FR2970112B1 FR2970112B1 FR1005181A FR1005181A FR2970112B1 FR 2970112 B1 FR2970112 B1 FR 2970112B1 FR 1005181 A FR1005181 A FR 1005181A FR 1005181 A FR1005181 A FR 1005181A FR 2970112 B1 FR2970112 B1 FR 2970112B1
- Authority
- FR
- France
- Prior art keywords
- photocathode
- grid
- electron emission
- electron
- emission
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/50—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output
-
- 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
- H01J2231/00—Cathode ray tubes or electron beam tubes
- H01J2231/50—Imaging and conversion tubes
- H01J2231/50005—Imaging and conversion tubes characterised by form of illumination
- H01J2231/5001—Photons
- H01J2231/50031—High energy photons
- H01J2231/50036—X-rays
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1005181A FR2970112B1 (en) | 2010-12-30 | 2010-12-30 | PHOTOCATHODE-GRID FOR ELECTRON EMISSION |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1005181A FR2970112B1 (en) | 2010-12-30 | 2010-12-30 | PHOTOCATHODE-GRID FOR ELECTRON EMISSION |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2970112A1 FR2970112A1 (en) | 2012-07-06 |
FR2970112B1 true FR2970112B1 (en) | 2013-03-08 |
Family
ID=44170211
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1005181A Expired - Fee Related FR2970112B1 (en) | 2010-12-30 | 2010-12-30 | PHOTOCATHODE-GRID FOR ELECTRON EMISSION |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2970112B1 (en) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4995660B2 (en) * | 2007-07-30 | 2012-08-08 | 浜松ホトニクス株式会社 | Photocathode |
-
2010
- 2010-12-30 FR FR1005181A patent/FR2970112B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2970112A1 (en) | 2012-07-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 6 |
|
PLFP | Fee payment |
Year of fee payment: 7 |
|
PLFP | Fee payment |
Year of fee payment: 8 |
|
PLFP | Fee payment |
Year of fee payment: 10 |
|
PLFP | Fee payment |
Year of fee payment: 11 |
|
PLFP | Fee payment |
Year of fee payment: 12 |
|
ST | Notification of lapse |
Effective date: 20230808 |