HK14077A - A glow-tube suitable for use in x-ray spectrometry - Google Patents
A glow-tube suitable for use in x-ray spectrometryInfo
- Publication number
- HK14077A HK14077A HK140/77A HK14077A HK14077A HK 14077 A HK14077 A HK 14077A HK 140/77 A HK140/77 A HK 140/77A HK 14077 A HK14077 A HK 14077A HK 14077 A HK14077 A HK 14077A
- Authority
- HK
- Hong Kong
- Prior art keywords
- glow
- ray spectrometry
- tube suitable
- spectrometry
- ray
- Prior art date
Links
- 238000000441 X-ray spectroscopy Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
- G01N23/223—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material by irradiating the sample with X-rays or gamma-rays and by measuring X-ray fluorescence
-
- 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
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/20—Selection of substances for gas fillings; Means for obtaining or maintaining the desired pressure within the tube, e.g. by gettering
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/07—Investigating materials by wave or particle radiation secondary emission
- G01N2223/076—X-ray fluorescence
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Luminescent Compositions (AREA)
- Lasers (AREA)
- X-Ray Techniques (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7147290A FR2166539A5 (en) | 1971-12-29 | 1971-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HK14077A true HK14077A (en) | 1977-04-01 |
Family
ID=9088303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK140/77A HK14077A (en) | 1971-12-29 | 1977-03-24 | A glow-tube suitable for use in x-ray spectrometry |
Country Status (23)
| Country | Link |
|---|---|
| US (1) | US3857038A (en) |
| JP (1) | JPS4881585A (en) |
| AR (1) | AR193002A1 (en) |
| AT (1) | AT346434B (en) |
| AU (1) | AU467584B2 (en) |
| BE (1) | BE793443A (en) |
| BR (1) | BR7209161D0 (en) |
| CA (1) | CA994480A (en) |
| CH (1) | CH569362A5 (en) |
| CS (1) | CS174866B2 (en) |
| DD (1) | DD102860A5 (en) |
| DE (1) | DE2264191A1 (en) |
| ES (1) | ES410109A1 (en) |
| FR (1) | FR2166539A5 (en) |
| GB (1) | GB1409309A (en) |
| HK (1) | HK14077A (en) |
| IL (1) | IL41186A (en) |
| IT (1) | IT972979B (en) |
| LU (1) | LU66756A1 (en) |
| NL (1) | NL7217759A (en) |
| NO (1) | NO139394C (en) |
| OA (1) | OA04232A (en) |
| ZA (1) | ZA729131B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CS268377B1 (en) * | 1988-04-08 | 1990-03-14 | Emil Ing Vratnicek | Electron gun for electron microscope |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2521656A (en) * | 1945-12-13 | 1950-09-05 | Emilio G Segre | Ionization chamber |
| US3118064A (en) * | 1961-08-30 | 1964-01-14 | Frank H Attix | New type of free air ionization chamber |
| FR1369414A (en) * | 1963-06-11 | 1964-08-14 | Commissariat Energie Atomique | Method and device for triggering a gas detector for locating nuclear particles |
| US3601612A (en) * | 1969-08-22 | 1971-08-24 | Atomic Energy Commission | Wire spark chamber with magnetostrictive readout |
| US3681600A (en) * | 1969-10-24 | 1972-08-01 | Perkin Elmer Corp | Retarding field electron spectrometer |
-
0
- BE BE793443D patent/BE793443A/en unknown
-
1971
- 1971-12-29 FR FR7147290A patent/FR2166539A5/fr not_active Expired
-
1972
- 1972-12-13 OA OA54779A patent/OA04232A/en unknown
- 1972-12-25 JP JP48004561A patent/JPS4881585A/ja active Pending
- 1972-12-26 US US00318198A patent/US3857038A/en not_active Expired - Lifetime
- 1972-12-27 BR BR9161/72A patent/BR7209161D0/en unknown
- 1972-12-27 AR AR245866A patent/AR193002A1/en active
- 1972-12-27 IL IL41186A patent/IL41186A/en unknown
- 1972-12-27 LU LU66756A patent/LU66756A1/xx unknown
- 1972-12-28 IT IT33655/72A patent/IT972979B/en active
- 1972-12-28 ES ES410109A patent/ES410109A1/en not_active Expired
- 1972-12-28 CH CH1893772A patent/CH569362A5/xx not_active IP Right Cessation
- 1972-12-28 DD DD167954A patent/DD102860A5/xx unknown
- 1972-12-28 NL NL7217759A patent/NL7217759A/xx not_active Application Discontinuation
- 1972-12-28 CA CA160,017A patent/CA994480A/en not_active Expired
- 1972-12-28 NO NO4811/72A patent/NO139394C/en unknown
- 1972-12-28 AU AU50557/72A patent/AU467584B2/en not_active Expired
- 1972-12-28 ZA ZA729131A patent/ZA729131B/en unknown
- 1972-12-28 GB GB5978772A patent/GB1409309A/en not_active Expired
- 1972-12-29 DE DE2264191A patent/DE2264191A1/en active Pending
- 1972-12-29 AT AT1116072A patent/AT346434B/en not_active IP Right Cessation
- 1972-12-29 CS CS9062A patent/CS174866B2/cs unknown
-
1977
- 1977-03-24 HK HK140/77A patent/HK14077A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IL41186A (en) | 1976-04-30 |
| AU467584B2 (en) | 1974-07-04 |
| US3857038A (en) | 1974-12-24 |
| ES410109A1 (en) | 1975-12-16 |
| NO139394C (en) | 1979-02-28 |
| LU66756A1 (en) | 1973-02-27 |
| OA04232A (en) | 1979-12-31 |
| NO139394B (en) | 1978-11-20 |
| DD102860A5 (en) | 1973-12-20 |
| CA994480A (en) | 1976-08-03 |
| BE793443A (en) | 1973-04-16 |
| ATA1116072A (en) | 1978-03-15 |
| IL41186A0 (en) | 1973-02-28 |
| CH569362A5 (en) | 1975-11-14 |
| ZA729131B (en) | 1973-11-28 |
| NL7217759A (en) | 1973-07-03 |
| BR7209161D0 (en) | 1973-09-25 |
| CS174866B2 (en) | 1977-04-29 |
| GB1409309A (en) | 1975-10-08 |
| IT972979B (en) | 1974-05-31 |
| AR193002A1 (en) | 1973-03-21 |
| DE2264191A1 (en) | 1973-07-05 |
| FR2166539A5 (en) | 1973-08-17 |
| AU5055772A (en) | 1974-07-04 |
| AT346434B (en) | 1978-11-10 |
| JPS4881585A (en) | 1973-10-31 |
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