JPH11344472A - イオン化検出器における検体拡散の抑制方法とその装置 - Google Patents
イオン化検出器における検体拡散の抑制方法とその装置Info
- Publication number
- JPH11344472A JPH11344472A JP11122935A JP12293599A JPH11344472A JP H11344472 A JPH11344472 A JP H11344472A JP 11122935 A JP11122935 A JP 11122935A JP 12293599 A JP12293599 A JP 12293599A JP H11344472 A JPH11344472 A JP H11344472A
- Authority
- JP
- Japan
- Prior art keywords
- ionization
- chamber
- source
- gas
- detector
- 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.)
- Pending
Links
- 238000009792 diffusion process Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title description 9
- 238000001514 detection method Methods 0.000 claims abstract description 115
- 238000012546 transfer Methods 0.000 claims abstract description 46
- 239000002245 particle Substances 0.000 claims abstract description 34
- 239000012491 analyte Substances 0.000 claims description 50
- 239000012530 fluid Substances 0.000 claims description 21
- 230000004044 response Effects 0.000 abstract description 17
- 239000007789 gas Substances 0.000 description 112
- 239000000463 material Substances 0.000 description 12
- 229910052734 helium Inorganic materials 0.000 description 8
- 239000001307 helium Substances 0.000 description 8
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 230000007423 decrease Effects 0.000 description 7
- 238000000926 separation method Methods 0.000 description 7
- 229910052756 noble gas Inorganic materials 0.000 description 6
- 239000012159 carrier gas Substances 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000002285 radioactive effect Effects 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 230000005264 electron capture Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 150000002835 noble gases Chemical class 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- OKTJSMMVPCPJKN-IGMARMGPSA-N Carbon-12 Chemical group [12C] OKTJSMMVPCPJKN-IGMARMGPSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
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- 230000003993 interaction Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000012857 radioactive material Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000013022 venting Methods 0.000 description 2
- 230000005526 G1 to G0 transition Effects 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013375 chromatographic separation Methods 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
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- 238000010276 construction Methods 0.000 description 1
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- 230000002708 enhancing effect Effects 0.000 description 1
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- 230000008020 evaporation Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000004868 gas analysis Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
- G01N27/68—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using electric discharge to ionise a gas
- G01N27/70—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using electric discharge to ionise a gas and measuring current or voltage
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/62—Detectors specially adapted therefor
- G01N30/64—Electrical detectors
- G01N30/70—Electron capture detectors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/11—Automated chemical analysis
- Y10T436/117497—Automated chemical analysis with a continuously flowing sample or carrier stream
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/25—Chemistry: analytical and immunological testing including sample preparation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/25—Chemistry: analytical and immunological testing including sample preparation
- Y10T436/25875—Gaseous sample or with change of physical state
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/070,043 US6037179A (en) | 1998-04-30 | 1998-04-30 | Method and apparatus for suppression of analyte diffusion in an ionization detector |
| US070043 | 1998-04-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11344472A true JPH11344472A (ja) | 1999-12-14 |
| JPH11344472A5 JPH11344472A5 (enExample) | 2006-06-22 |
Family
ID=22092764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11122935A Pending JPH11344472A (ja) | 1998-04-30 | 1999-04-28 | イオン化検出器における検体拡散の抑制方法とその装置 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US6037179A (enExample) |
| JP (1) | JPH11344472A (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003109533A (ja) * | 2001-07-24 | 2003-04-11 | Agilent Technol Inc | 電子回路 |
| WO2021224973A1 (ja) * | 2020-05-08 | 2021-11-11 | 株式会社島津製作所 | ガスクロマトグラフ質量分析計 |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6568245B2 (en) | 2001-03-15 | 2003-05-27 | Tsi Incorporated | Evaporative electrical detector |
| ATE352781T1 (de) * | 2001-07-24 | 2007-02-15 | Schlumberger Technology Bv | Heliumionisierungsdetektor |
| GB2413890B (en) * | 2001-08-20 | 2006-03-29 | Agilent Technologies Inc | Hermetically-sealed miniaturized discharge ionization detector |
| US6448777B1 (en) * | 2001-08-20 | 2002-09-10 | Agilent Technologies, Inc. | Hermetically-sealed miniaturized discharge ionization detector |
| RU2217739C1 (ru) * | 2002-10-18 | 2003-11-27 | Кудрявцев Анатолий Анатольевич | Способ анализа газов и ионизационный детектор для его осуществления |
| EP2898308B1 (en) * | 2012-09-21 | 2021-06-09 | Smiths Detection-Watford Limited | Sample probe inlet flow system |
| WO2014117271A1 (en) * | 2013-01-31 | 2014-08-07 | Smiths Detection Montreal Inc. | Surface ionization source |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4542293A (en) * | 1983-04-20 | 1985-09-17 | Yale University | Process and apparatus for changing the energy of charged particles contained in a gaseous medium |
| US4684807A (en) * | 1983-08-11 | 1987-08-04 | Varian Associates, Inc. | Flow contoured electron capture detector cell |
| GB8414311D0 (en) * | 1984-06-05 | 1984-07-11 | Lovelock J E | Gas chromatography |
| SU1693536A1 (ru) * | 1985-06-11 | 1991-11-23 | Специализированное конструкторско-технологическое бюро с опытным производством Института электроники им.У.А.Арифова | Поверхностно-ионизационный детектор органических соединений |
| US4789783A (en) * | 1987-04-02 | 1988-12-06 | Cook Robert D | Discharge ionization detector |
| US4861355A (en) * | 1987-04-06 | 1989-08-29 | Lawrence Macrow | Ionizer diffuser air purifier |
| US4975648A (en) * | 1989-07-24 | 1990-12-04 | Gow-Mac Instrument Co. | Discharge ionization detector |
| CA2013789C (en) * | 1990-04-04 | 1998-01-27 | K. Nimalasiri De Silva | Sample introduction system for spectrometers |
| US5394091A (en) * | 1991-02-28 | 1995-02-28 | Wentworth; Wayne E. | System for detecting compounds in a gaseous sample by measuring photoionization and electron capture induced by spark excitation of helium |
| US5594346A (en) * | 1991-02-28 | 1997-01-14 | Valco Instruments Co., Inc. | Apparatus and methods for identifying and quantifying compounds using a plurality of pulsed rare gas photoionization detectors |
| US5528150A (en) * | 1991-02-28 | 1996-06-18 | Stearns; Stanley D. | Gas sampling apparatus including a sealed chamber cooperative with a separate detector chamber |
| US5153519A (en) * | 1991-02-28 | 1992-10-06 | Wentworth Wayne E | High voltage spark excitation and ionization detector system |
| US5532599A (en) * | 1991-02-28 | 1996-07-02 | Stearns; Stanley D. | High voltage spark excitation and ionization system including disc detector |
| US5394092A (en) * | 1991-02-28 | 1995-02-28 | Valco Instruments Co., Inc. | System for identifying and quantifying selected constituents of gas samples using selective photoionization |
| US5394090A (en) * | 1991-02-28 | 1995-02-28 | Wentworth; Wayne E. | Improved system for detecting compounds in a gaseous sample using induced photoionizations and electron capture detection |
| US5541519A (en) * | 1991-02-28 | 1996-07-30 | Stearns; Stanley D. | Photoionization detector incorporating a dopant and carrier gas flow |
| US5689111A (en) * | 1995-08-10 | 1997-11-18 | Analytica Of Branford, Inc. | Ion storage time-of-flight mass spectrometer |
| US5544540A (en) * | 1994-12-29 | 1996-08-13 | Dana Corporation | Gerotor pump for vehicle transmission lubrication system |
-
1998
- 1998-04-30 US US09/070,043 patent/US6037179A/en not_active Expired - Lifetime
-
1999
- 1999-04-28 JP JP11122935A patent/JPH11344472A/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003109533A (ja) * | 2001-07-24 | 2003-04-11 | Agilent Technol Inc | 電子回路 |
| WO2021224973A1 (ja) * | 2020-05-08 | 2021-11-11 | 株式会社島津製作所 | ガスクロマトグラフ質量分析計 |
| JPWO2021224973A1 (enExample) * | 2020-05-08 | 2021-11-11 |
Also Published As
| Publication number | Publication date |
|---|---|
| US6037179A (en) | 2000-03-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20060428 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20060428 |
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| A131 | Notification of reasons for refusal |
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| A521 | Request for written amendment filed |
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| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20090630 |
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| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20091124 |