JP2022093834A - 試料支持体、イオン化法及び質量分析方法 - Google Patents
試料支持体、イオン化法及び質量分析方法 Download PDFInfo
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- JP2022093834A JP2022093834A JP2020206539A JP2020206539A JP2022093834A JP 2022093834 A JP2022093834 A JP 2022093834A JP 2020206539 A JP2020206539 A JP 2020206539A JP 2020206539 A JP2020206539 A JP 2020206539A JP 2022093834 A JP2022093834 A JP 2022093834A
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- 238000000752 ionisation method Methods 0.000 title claims abstract description 22
- 238000004949 mass spectrometry Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 74
- 239000010410 layer Substances 0.000 claims description 175
- 230000001678 irradiating effect Effects 0.000 claims description 10
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- 239000002344 surface layer Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 238000001871 ion mobility spectroscopy Methods 0.000 abstract description 9
- 238000005192 partition Methods 0.000 description 23
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- 210000004556 brain Anatomy 0.000 description 12
- 238000001878 scanning electron micrograph Methods 0.000 description 7
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
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- 238000012546 transfer Methods 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- 238000000231 atomic layer deposition Methods 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000000688 desorption electrospray ionisation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000010955 niobium Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 238000002048 anodisation reaction Methods 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
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- 238000005530 etching Methods 0.000 description 1
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
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- 238000004544 sputter deposition Methods 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 238000007736 thin film deposition technique Methods 0.000 description 1
- 238000001269 time-of-flight mass spectrometry Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
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- 229910052725 zinc Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
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- 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
- H01J49/0409—Sample holders or containers
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Abstract
Description
Claims (9)
- 試料の成分のイオン化に用いられる試料支持体であって、
基板と、
前記基板上に設けられ、前記基板とは反対側の表面を有する多孔質層と、を備え、
前記多孔質層は、前記表面に開口する複数の孔を有する本体層を含み、
前記複数の孔のそれぞれは、
前記基板の厚さ方向に延在する延在部と、
前記延在部における前記表面側の端から前記表面に向かって拡幅された開口部と、を含み、
前記複数の孔の深さの平均値は、3μm以上100μm以下であり、
前記深さの前記平均値を前記複数の孔の幅の平均値で除した値は、9以上2500以下である、試料支持体。 - 前記幅の前記平均値は、40nm以上350nm以下である、請求項1に記載の試料支持体。
- 前記本体層は、絶縁層であり、
前記多孔質層は、少なくとも前記表面及び前記開口部の内面に沿って形成された導電層を更に含む、請求項1又は2に記載の試料支持体。 - 前記導電層の厚さは、10nm以上200nm以下である、請求項3に記載の試料支持体。
- 前記本体層は、絶縁層であり、
前記本体層は、少なくとも前記表面及び前記開口部の内面において外部に露出している、請求項1又は2に記載の試料支持体。 - 前記基板及び前記本体層は、金属基板又はシリコン基板の表層が陽極酸化されることで形成されている、請求項3~5のいずれか一項に記載の試料支持体。
- 請求項3に記載の試料支持体を用意する工程と、
前記試料を前記表面に配置する工程と、
エネルギー線を前記表面に照射することで前記成分をイオン化する工程と、を備える、イオン化法。 - 請求項5に記載の試料支持体を用意する工程と、
前記試料を前記表面に配置する工程と、
帯電した微小液滴を前記表面に照射することで前記成分をイオン化する工程と、を備える、イオン化法。 - 請求項7又は8に記載のイオン化法が備える複数の工程と、
イオン化された前記成分を検出する工程と、を備える、質量分析方法。
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JP2020206539A JP7449848B2 (ja) | 2020-12-14 | 2020-12-14 | 試料支持体、イオン化法及び質量分析方法 |
EP21906128.0A EP4215909A1 (en) | 2020-12-14 | 2021-10-14 | Sample support, ionization method, and mass spectrometry method |
US18/037,346 US20230411133A1 (en) | 2020-12-14 | 2021-10-14 | Sample support, ionization method, and mass spectrometry method |
CN202180083877.XA CN116635715A (zh) | 2020-12-14 | 2021-10-14 | 样品支承体、电离法和质量分析方法 |
PCT/JP2021/038075 WO2022130764A1 (ja) | 2020-12-14 | 2021-10-14 | 試料支持体、イオン化法及び質量分析方法 |
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EP (1) | EP4215909A1 (ja) |
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JP7469540B1 (ja) | 2023-06-07 | 2024-04-16 | 浜松ホトニクス株式会社 | 試料支持体及び試料支持体の製造方法 |
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JP4885142B2 (ja) | 2005-10-20 | 2012-02-29 | 独立行政法人科学技術振興機構 | 質量分析法に用いられる試料ターゲットおよびその製造方法、並びに当該試料ターゲットを用いた質量分析装置 |
JP5438330B2 (ja) | 2009-01-28 | 2014-03-12 | 公益財団法人神奈川科学技術アカデミー | 質量分析法に用いられる試料ターゲットおよびその製造方法、並びに当該試料ターゲットを用いた質量分析装置 |
WO2017038710A1 (ja) | 2015-09-03 | 2017-03-09 | 浜松ホトニクス株式会社 | 試料支持体、及び試料支持体の製造方法 |
WO2019155835A1 (ja) | 2018-02-09 | 2019-08-15 | 浜松ホトニクス株式会社 | 試料支持体、イオン化法及び質量分析方法 |
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JP7469540B1 (ja) | 2023-06-07 | 2024-04-16 | 浜松ホトニクス株式会社 | 試料支持体及び試料支持体の製造方法 |
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EP4215909A1 (en) | 2023-07-26 |
WO2022130764A1 (ja) | 2022-06-23 |
JP7449848B2 (ja) | 2024-03-14 |
US20230411133A1 (en) | 2023-12-21 |
CN116635715A (zh) | 2023-08-22 |
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