FR2283547B2 - - Google Patents
Info
- Publication number
- FR2283547B2 FR2283547B2 FR7525811A FR7525811A FR2283547B2 FR 2283547 B2 FR2283547 B2 FR 2283547B2 FR 7525811 A FR7525811 A FR 7525811A FR 7525811 A FR7525811 A FR 7525811A FR 2283547 B2 FR2283547 B2 FR 2283547B2
- Authority
- FR
- France
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J49/00—Particle spectrometers or separator tubes
- H01J49/26—Mass spectrometers or separator tubes
- H01J49/34—Dynamic spectrometers
- H01J49/42—Stability-of-path spectrometers, e.g. monopole, quadrupole, multipole, farvitrons
- H01J49/4205—Device types
- H01J49/421—Mass filters, i.e. deviating unwanted ions without trapping
- H01J49/4215—Quadrupole mass filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J49/00—Particle spectrometers or separator tubes
- H01J49/02—Details
- H01J49/06—Electron- or ion-optical arrangements
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Electron Tubes For Measurement (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/502,158 US3937954A (en) | 1973-03-30 | 1974-08-30 | Methods and apparatus for spatial separation of AC and DC electric fields, with application to fringe fields in quadrupole mass filters |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2283547A2 FR2283547A2 (fr) | 1976-03-26 |
| FR2283547B2 true FR2283547B2 (no) | 1978-04-28 |
Family
ID=23996603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7525811A Granted FR2283547A2 (fr) | 1974-08-30 | 1975-08-20 | Procede et dispositif pour la separation dans l'espace de champs electriques de courant alternatif et continu, avec application aux champs de bordure, dans les filtres de masse quadripolaires |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5833660B2 (no) |
| CA (1) | CA1046169A (no) |
| DE (1) | DE2538452A1 (no) |
| FR (1) | FR2283547A2 (no) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1134956A (en) * | 1979-08-03 | 1982-11-02 | John B. French | Tandem mass spectrometer with open structure ac-only rod sections, and method of operating a mass spectrometer system |
| CA1134957A (en) * | 1979-08-03 | 1982-11-02 | Mds Health Group Limited | Tandem mass spectrometer with synchronized rf fields |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3867632A (en) * | 1973-03-30 | 1975-02-18 | Extranuclear Lab Inc | Methods and apparatus for spatial separation of AC and DC electrical fields with application to fringe fields in quadrupole mass filters |
-
1975
- 1975-08-20 FR FR7525811A patent/FR2283547A2/fr active Granted
- 1975-08-29 DE DE19752538452 patent/DE2538452A1/de not_active Withdrawn
- 1975-08-29 CA CA234,491A patent/CA1046169A/en not_active Expired
- 1975-08-30 JP JP50104554A patent/JPS5833660B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5833660B2 (ja) | 1983-07-21 |
| FR2283547A2 (fr) | 1976-03-26 |
| DE2538452A1 (de) | 1976-04-08 |
| CA1046169A (en) | 1979-01-09 |
| JPS5150784A (no) | 1976-05-04 |