JP6547843B2 - イオン分析装置 - Google Patents
イオン分析装置 Download PDFInfo
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- JP6547843B2 JP6547843B2 JP2017556280A JP2017556280A JP6547843B2 JP 6547843 B2 JP6547843 B2 JP 6547843B2 JP 2017556280 A JP2017556280 A JP 2017556280A JP 2017556280 A JP2017556280 A JP 2017556280A JP 6547843 B2 JP6547843 B2 JP 6547843B2
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- 238000004458 analytical method Methods 0.000 claims description 54
- 238000010438 heat treatment Methods 0.000 claims description 37
- 150000002500 ions Chemical class 0.000 claims description 37
- 239000007789 gas Substances 0.000 description 28
- 239000000523 sample Substances 0.000 description 21
- 238000000132 electrospray ionisation Methods 0.000 description 9
- 239000007788 liquid Substances 0.000 description 6
- 230000007423 decrease Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000004949 mass spectrometry Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000006199 nebulizer Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J49/00—Particle spectrometers or separator tubes
- H01J49/02—Details
- H01J49/10—Ion sources; Ion guns
- H01J49/16—Ion sources; Ion guns using surface ionisation, e.g. field-, thermionic- or photo-emission
- H01J49/165—Electrospray ionisation
- H01J49/167—Capillaries and nozzles specially adapted therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J49/00—Particle spectrometers or separator tubes
- H01J49/02—Details
- H01J49/24—Vacuum systems, e.g. maintaining desired pressures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J49/00—Particle spectrometers or separator tubes
- H01J49/02—Details
- H01J49/04—Arrangements for introducing or extracting samples to be analysed, e.g. vacuum locks; Arrangements for external adjustment of electron- or ion-optical components
- H01J49/0404—Capillaries used for transferring samples or ions
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J49/00—Particle spectrometers or separator tubes
- H01J49/02—Details
- H01J49/04—Arrangements for introducing or extracting samples to be analysed, e.g. vacuum locks; Arrangements for external adjustment of electron- or ion-optical components
- H01J49/0431—Arrangements for introducing or extracting samples to be analysed, e.g. vacuum locks; Arrangements for external adjustment of electron- or ion-optical components for liquid samples
- H01J49/044—Arrangements for introducing or extracting samples to be analysed, e.g. vacuum locks; Arrangements for external adjustment of electron- or ion-optical components for liquid samples with means for preventing droplets from entering the analyzer; Desolvation of droplets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J49/00—Particle spectrometers or separator tubes
- H01J49/02—Details
- H01J49/04—Arrangements for introducing or extracting samples to be analysed, e.g. vacuum locks; Arrangements for external adjustment of electron- or ion-optical components
- H01J49/0495—Vacuum locks; Valves
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J49/00—Particle spectrometers or separator tubes
- H01J49/02—Details
- H01J49/10—Ion sources; Ion guns
- H01J49/14—Ion sources; Ion guns using particle bombardment, e.g. ionisation chambers
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J49/00—Particle spectrometers or separator tubes
- H01J49/02—Details
- H01J49/04—Arrangements for introducing or extracting samples to be analysed, e.g. vacuum locks; Arrangements for external adjustment of electron- or ion-optical components
- H01J49/0468—Arrangements for introducing or extracting samples to be analysed, e.g. vacuum locks; Arrangements for external adjustment of electron- or ion-optical components with means for heating or cooling the sample
- H01J49/049—Arrangements for introducing or extracting samples to be analysed, e.g. vacuum locks; Arrangements for external adjustment of electron- or ion-optical components with means for heating or cooling the sample with means for applying heat to desorb the sample; Evaporation
-
- 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
- H01J49/062—Ion guides
- H01J49/063—Multipole ion guides, e.g. quadrupoles, hexapoles
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Electron Tubes For Measurement (AREA)
Description
a) 大気圧に維持されるイオン化室と、
b) 前記イオン化室において生成したイオンを分析する分析室と、
c) 前記分析室の内部を排気する真空ポンプと、
d) 前記イオン化室と前記分析室を連通するキャピラリと、
e) 前記キャピラリのコンダクタンスを変更するコンダクタンス変更手段と、
f) 前記分析室の真空度が予め決められた真空度よりも低いときに、前記キャピラリのコンダクタンスを小さくするように前記コンダクタンス変更手段を動作させる制御部と
を備えることを特徴とする。
キャピラリの内径をD(m)、長さをL(m)とし、その入口端と出口端の圧力差をP(Pa)とすると、該キャピラリのコンダクタンス(粘性係数ηの気体の流れやすさ)C(m3/s)は以下のKnudsenの近似式で表される。
一方、分析室内が所期の真空度に達し、イオンの分析を行う際には、キャピラリの加熱を停止しコンダクタンスを大きくして試料の導入効率を高めることができる。
101…ESIプローブ
102…キャピラリ
103…加熱ガス送給管
104…加熱ガス源
105…電源
106…ヒータ
107…温度センサ
11…分析室
12…第1中間真空室
121…イオインガイド
13…第2中間真空室
131…イオンガイド
15…ロータリーポンプ
16…ターボ分子ポンプ
20…制御部
Claims (4)
- a) 大気圧に維持されるイオン化室と、
b) 前記イオン化室において生成したイオンを分析する分析室と、
c) 前記分析室の内部を排気する真空ポンプと、
d) 前記イオン化室と前記分析室を連通するキャピラリと、
e) 前記キャピラリのコンダクタンスを変更するコンダクタンス変更手段と、
f) 前記分析室の真空度が予め決められた真空度よりも低いときに、前記キャピラリのコンダクタンスを小さくするように前記コンダクタンス変更手段を動作させる制御部
を備えることを特徴とするイオン分析装置。 - 前記制御部が、前記分析室を大気圧から所定の真空度まで排気する間、前記キャピラリのコンダクタンスを小さくするように前記コンダクタンス変更手段を動作させることを備えることを特徴とする請求項1に記載のイオン分析装置。
- 前記コンダクタンス変更手段が、前記キャピラリを加熱する加熱機構を有することを特徴とする請求項1に記載のイオン分析装置。
- 前記コンダクタンス変更手段が、イオン化室内に加熱ガスを供給する加熱ガス供給機構を有することを特徴とする請求項1に記載のイオン分析装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2015/085409 WO2017104053A1 (ja) | 2015-12-17 | 2015-12-17 | イオン分析装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2017104053A1 JPWO2017104053A1 (ja) | 2018-08-02 |
JP6547843B2 true JP6547843B2 (ja) | 2019-07-24 |
Family
ID=59056225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017556280A Active JP6547843B2 (ja) | 2015-12-17 | 2015-12-17 | イオン分析装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10991565B2 (ja) |
EP (1) | EP3392902A4 (ja) |
JP (1) | JP6547843B2 (ja) |
CN (1) | CN108475615A (ja) |
WO (1) | WO2017104053A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6547843B2 (ja) * | 2015-12-17 | 2019-07-24 | 株式会社島津製作所 | イオン分析装置 |
GB201808949D0 (en) * | 2018-05-31 | 2018-07-18 | Micromass Ltd | Bench-top time of flight mass spectrometer |
WO2021020260A1 (ja) * | 2019-07-26 | 2021-02-04 | 株式会社日立ハイテク | 質量分析装置およびこれを制御する方法 |
WO2023026355A1 (ja) * | 2021-08-24 | 2023-03-02 | 株式会社島津製作所 | イオン化装置 |
Family Cites Families (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2610300A (en) * | 1951-08-07 | 1952-09-09 | Wilson W Walton | Flow control |
US2775707A (en) * | 1955-05-09 | 1956-12-25 | Cons Electrodynamics Corp | Heat compensating device |
GB1092803A (en) * | 1964-06-03 | 1967-11-29 | Ass Elect Ind | Improvements in or relating to mass spectrometers |
JPS4816426B1 (ja) | 1968-07-13 | 1973-05-22 | ||
US4018241A (en) * | 1974-09-23 | 1977-04-19 | The Regents Of The University Of Colorado | Method and inlet control system for controlling a gas flow sample to an evacuated chamber |
US4201913A (en) * | 1978-10-06 | 1980-05-06 | Honeywell Inc. | Sampling system for mass spectrometer |
JPH02110859U (ja) * | 1989-02-20 | 1990-09-05 | ||
JPH08166500A (ja) * | 1994-12-15 | 1996-06-25 | Nikon Corp | 真空保護装置 |
EP1217643B1 (de) * | 2000-12-15 | 2008-09-10 | V & F Analyse- und Messtechnik G.m.b.H. | Verfahren und Vorrichtung zur Beurteilung des Zustandes von Organismen und Naturprodukten sowie zur Analyse einer gasförmigen Mischung mit Haupt- und Nebenkomponenten |
US6622746B2 (en) * | 2001-12-12 | 2003-09-23 | Eastman Kodak Company | Microfluidic system for controlled fluid mixing and delivery |
US6568799B1 (en) * | 2002-01-23 | 2003-05-27 | Eastman Kodak Company | Drop-on-demand ink jet printer with controlled fluid flow to effect drop ejection |
FR2856046B1 (fr) * | 2003-06-16 | 2005-07-29 | Biomerieux Sa | Microvanne fluidique a ouverture par commande electrique |
JP4643290B2 (ja) * | 2005-01-31 | 2011-03-02 | ジーエルサイエンス株式会社 | 微小流量の流体制御方法及び装置 |
JP4816426B2 (ja) | 2006-11-22 | 2011-11-16 | 株式会社島津製作所 | 質量分析計 |
EP1959242A3 (en) | 2007-02-19 | 2009-01-07 | Yamatake Corporation | Flowmeter and flow control device |
EP2160235B1 (en) | 2007-06-01 | 2016-11-30 | Purdue Research Foundation | Discontinuous atmospheric pressure interface |
US7564029B2 (en) * | 2007-08-15 | 2009-07-21 | Varian, Inc. | Sample ionization at above-vacuum pressures |
JPWO2009031179A1 (ja) * | 2007-09-04 | 2010-12-09 | 株式会社島津製作所 | 質量分析装置 |
US20100078553A1 (en) * | 2008-09-30 | 2010-04-01 | Advion Biosciences, Inc. | Atmospheric pressure ionization (api) interface structures for a mass spectrometer |
US7915580B2 (en) * | 2008-10-15 | 2011-03-29 | Thermo Finnigan Llc | Electro-dynamic or electro-static lens coupled to a stacked ring ion guide |
CA2759247C (en) * | 2009-04-21 | 2018-05-08 | Excellims Corporation | Intelligently controlled spectrometer methods and apparatus |
US8859957B2 (en) * | 2010-02-26 | 2014-10-14 | Purdue Research Foundation | Systems and methods for sample analysis |
JP5604165B2 (ja) * | 2010-04-19 | 2014-10-08 | 株式会社日立ハイテクノロジーズ | 質量分析装置 |
JP5497615B2 (ja) * | 2010-11-08 | 2014-05-21 | 株式会社日立ハイテクノロジーズ | 質量分析装置 |
JP2013105737A (ja) * | 2011-11-14 | 2013-05-30 | Laser-Spectra Kk | 顕微レーザー質量分析装置 |
EP2631930B1 (en) * | 2012-02-21 | 2017-03-29 | Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V. | Device for transferring ions from high to low pressure atmosphere, system and use |
JP6025406B2 (ja) * | 2012-06-04 | 2016-11-16 | 株式会社日立ハイテクノロジーズ | 質量分析装置 |
JP6136773B2 (ja) | 2013-08-30 | 2017-05-31 | 株式会社島津製作所 | イオン化プローブ |
JP2015198014A (ja) | 2014-04-01 | 2015-11-09 | 株式会社島津製作所 | イオン輸送装置及び該装置を用いた質量分析装置 |
US9960028B2 (en) * | 2014-06-16 | 2018-05-01 | Purdue Research Foundation | Systems and methods for analyzing a sample from a surface |
FR3024436B1 (fr) * | 2014-07-30 | 2018-01-05 | Safran Aircraft Engines | Systeme et procede de propulsion spatiale |
JP6547843B2 (ja) * | 2015-12-17 | 2019-07-24 | 株式会社島津製作所 | イオン分析装置 |
-
2015
- 2015-12-17 JP JP2017556280A patent/JP6547843B2/ja active Active
- 2015-12-17 CN CN201580085406.7A patent/CN108475615A/zh not_active Withdrawn
- 2015-12-17 US US16/062,891 patent/US10991565B2/en active Active
- 2015-12-17 EP EP15910743.2A patent/EP3392902A4/en not_active Withdrawn
- 2015-12-17 WO PCT/JP2015/085409 patent/WO2017104053A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
JPWO2017104053A1 (ja) | 2018-08-02 |
WO2017104053A1 (ja) | 2017-06-22 |
CN108475615A (zh) | 2018-08-31 |
US20180374694A1 (en) | 2018-12-27 |
EP3392902A4 (en) | 2018-12-26 |
EP3392902A1 (en) | 2018-10-24 |
US10991565B2 (en) | 2021-04-27 |
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