DE2209951A1 - Massenfilter mit hyperbolischem Feldverlauf - Google Patents
Massenfilter mit hyperbolischem FeldverlaufInfo
- Publication number
- DE2209951A1 DE2209951A1 DE19722209951 DE2209951A DE2209951A1 DE 2209951 A1 DE2209951 A1 DE 2209951A1 DE 19722209951 DE19722209951 DE 19722209951 DE 2209951 A DE2209951 A DE 2209951A DE 2209951 A1 DE2209951 A1 DE 2209951A1
- Authority
- DE
- Germany
- Prior art keywords
- electrodes
- voltage
- primary
- auxiliary
- mass filter
- 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.)
- Ceased
Links
- 150000002500 ions Chemical class 0.000 claims description 38
- 239000003990 capacitor Substances 0.000 claims description 3
- 230000005684 electric field Effects 0.000 claims description 3
- 230000003111 delayed effect Effects 0.000 description 9
- 239000012212 insulator Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 230000003472 neutralizing effect Effects 0.000 description 2
- 238000010884 ion-beam technique Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Electron Tubes For Measurement (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Fuel Cell (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12048271A | 1971-03-03 | 1971-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2209951A1 true DE2209951A1 (de) | 1972-09-21 |
Family
ID=22390583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722209951 Ceased DE2209951A1 (de) | 1971-03-03 | 1972-03-02 | Massenfilter mit hyperbolischem Feldverlauf |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3783279A (enExample) |
| JP (1) | JPS5517465B1 (enExample) |
| DE (1) | DE2209951A1 (enExample) |
| FR (1) | FR2128554B1 (enExample) |
| GB (1) | GB1341357A (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3937954A (en) * | 1973-03-30 | 1976-02-10 | Extranuclear Laboratories, Inc. | Methods and apparatus for spatial separation of AC and DC electric fields, with application to fringe fields in quadrupole mass filters |
| US4032782A (en) * | 1976-06-04 | 1977-06-28 | Finnigan Corporation | Temperature stable multipole mass filter and method therefor |
| EP0217644B1 (en) * | 1985-10-01 | 1991-03-13 | Finnigan Corporation | Quadrupole mass filter |
| US4814613A (en) * | 1987-03-06 | 1989-03-21 | Extrel Corporation | Collision cell for triple quadrupole tandem mass spectrometry |
| US6153880A (en) * | 1999-09-30 | 2000-11-28 | Agilent Technologies, Inc. | Method and apparatus for performance improvement of mass spectrometers using dynamic ion optics |
| US8258470B2 (en) * | 2008-12-15 | 2012-09-04 | Edward W Sheehan | Radio frequency lens for introducing ions into a quadrupole mass analyzer |
| US20210327700A1 (en) * | 2018-08-24 | 2021-10-21 | Dh Technologies Development Pte. Ltd. | RF/DC Cutoff to Reduce Contamination and Enhance Robustness of Mass Spectrometry Systems |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3129327A (en) * | 1961-12-12 | 1964-04-14 | Bell & Howell Co | Auxiliary electrodes for quadrupole mass filters |
| US3371204A (en) * | 1966-09-07 | 1968-02-27 | Bell & Howell Co | Mass filter with one or more rod electrodes separated into a plurality of insulated segments |
| US3617736A (en) * | 1968-06-19 | 1971-11-02 | Hewlett Packard Co | Quadrupole mass filter with electrode structure for fringing-field compensation |
| US3560734A (en) * | 1968-06-26 | 1971-02-02 | Edward F Barnett | Quadrupole mass filter with fringing-field penetrating structure |
-
1971
- 1971-03-03 US US00120482A patent/US3783279A/en not_active Expired - Lifetime
-
1972
- 1972-03-02 FR FR7207301A patent/FR2128554B1/fr not_active Expired
- 1972-03-02 DE DE19722209951 patent/DE2209951A1/de not_active Ceased
- 1972-03-02 GB GB970272A patent/GB1341357A/en not_active Expired
- 1972-03-03 JP JP2158572A patent/JPS5517465B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2128554A1 (enExample) | 1972-10-20 |
| JPS5517465B1 (enExample) | 1980-05-12 |
| FR2128554B1 (enExample) | 1975-10-24 |
| GB1341357A (en) | 1973-12-19 |
| US3783279A (en) | 1974-01-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8127 | New person/name/address of the applicant |
Owner name: BRUBAKER, WILSON M., 91106 ARCADIA, CALIF., US |
|
| 8131 | Rejection |