JP5411096B2 - 粒子物性測定セル及び粒子物性測定装置 - Google Patents
粒子物性測定セル及び粒子物性測定装置 Download PDFInfo
- Publication number
- JP5411096B2 JP5411096B2 JP2010193665A JP2010193665A JP5411096B2 JP 5411096 B2 JP5411096 B2 JP 5411096B2 JP 2010193665 A JP2010193665 A JP 2010193665A JP 2010193665 A JP2010193665 A JP 2010193665A JP 5411096 B2 JP5411096 B2 JP 5411096B2
- Authority
- JP
- Japan
- Prior art keywords
- cell
- physical property
- cell body
- longitudinal direction
- property measuring
- 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.)
- Active
Links
- 239000002245 particle Substances 0.000 title claims description 41
- 210000004027 cell Anatomy 0.000 claims description 51
- 210000005056 cell body Anatomy 0.000 claims description 49
- 239000007788 liquid Substances 0.000 claims description 32
- 238000005259 measurement Methods 0.000 claims description 29
- 125000006850 spacer group Chemical group 0.000 claims description 29
- 230000000704 physical effect Effects 0.000 claims description 23
- 238000003780 insertion Methods 0.000 claims description 16
- 230000037431 insertion Effects 0.000 claims description 16
- 238000000733 zeta-potential measurement Methods 0.000 description 24
- 238000004140 cleaning Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000004381 surface treatment Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001962 electrophoresis Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 102000004169 proteins and genes Human genes 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/51—Scattering, i.e. diffuse reflection within a body or fluid inside a container, e.g. in an ampoule
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/51—Scattering, i.e. diffuse reflection within a body or fluid inside a container, e.g. in an ampoule
- G01N2021/513—Cuvettes for scattering measurements
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Description
このように構成した本実施形態に係るゼータ電位測定装置100によれば、印加電極22及び固定スペーサ23を個別にセル本体21から取り外すことができるので、印加電極22の洗浄作業を簡単にすることができる。
なお、本発明は前記実施形態に限られるものではない。
2 ・・・ゼータ電位測定用セル(粒子物性測定セル)
21 ・・・セル本体
S1 ・・・内部空間
21x・・・長手方向一端部
22 ・・・一対の印加電極
23 ・・・固定スペーサ
231・・・挿入部
232・・・係合部
23a・・・試料導入路
23b・・・試料導出路
S2 ・・・ゼータ電位測定空間(粒子物性測定空間)
Claims (4)
- 液体試料中に分散している粒子の物性値を測定する粒子物性測定装置に用いられる粒子物性測定セルであって、
長手方向に延びる内部空間を形成し、その長手方向一端部が開口する有底筒状のセル本体と、
前記長手方向一端部から前記セル本体内に挿入されて、前記内部空間で対向配置される一対の印加電極と、
前記長手方向一端部から前記セル本体内に挿入されて、前記一対の印加電極間に介在することによってそれら印加電極間の距離を規定するとともに、前記一対の印加電極を前記セル本体の内面に押圧することによって固定する固定スペーサとを備え、
前記固定スペーサを前記セル本体内に挿入した状態において、前記セル本体の内部空間下部に前記一対の印加電極が露出した粒子物性測定空間が形成されるように構成している粒子物性測定セル。 - 前記固定スペーサが、前記セル本体に挿入される挿入部と、当該挿入部を前記セル本体に挿入した状態で前記長手方向一端部に係合する係合部とを有し、
前記挿入部が、前記内部空間の長手方向長さよりも短い請求項1記載の粒子物性測定セル。 - 前記固定スペーサが、外部から前記粒子物性測定空間に液体試料を導入する試料導入路を有する請求項1又は2記載の粒子物性測定セル。
- 請求項1乃至3のいずれかに記載の粒子物性測定セルを用いた粒子物性測定装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010193665A JP5411096B2 (ja) | 2010-08-31 | 2010-08-31 | 粒子物性測定セル及び粒子物性測定装置 |
CN201110251703.8A CN102401777B (zh) | 2010-08-31 | 2011-08-29 | zeta电位测量池和颗粒物性测量装置 |
EP11007043.0A EP2423671B1 (en) | 2010-08-31 | 2011-08-29 | Particle characterization cell and particle characterization instrument |
US13/220,813 US9034164B2 (en) | 2010-08-31 | 2011-08-30 | Particle characterization cell and particle characterization instrument |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010193665A JP5411096B2 (ja) | 2010-08-31 | 2010-08-31 | 粒子物性測定セル及び粒子物性測定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012052839A JP2012052839A (ja) | 2012-03-15 |
JP5411096B2 true JP5411096B2 (ja) | 2014-02-12 |
Family
ID=44650844
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010193665A Active JP5411096B2 (ja) | 2010-08-31 | 2010-08-31 | 粒子物性測定セル及び粒子物性測定装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9034164B2 (ja) |
EP (1) | EP2423671B1 (ja) |
JP (1) | JP5411096B2 (ja) |
CN (1) | CN102401777B (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012172330A1 (en) | 2011-06-15 | 2012-12-20 | Malvern Instruments Limited | Surface charge measurement |
CN109937470B (zh) * | 2016-11-07 | 2023-05-16 | 应用材料公司 | 检测和分析来自半导体腔室部件的纳米颗粒的方法和设备 |
JP2019219244A (ja) | 2018-06-19 | 2019-12-26 | ソニーセミコンダクタソリューションズ株式会社 | 電位測定装置及び電位測定装置の製造方法 |
JP7110900B2 (ja) * | 2018-10-15 | 2022-08-02 | 株式会社島津製作所 | 磁性体粒子操作用装置 |
JP2023156912A (ja) * | 2022-04-13 | 2023-10-25 | 大塚電子株式会社 | ゼータ電位測定用治具セット |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61277047A (ja) * | 1985-05-31 | 1986-12-08 | Shimadzu Corp | コロイド粒子分析装置 |
JP2984848B2 (ja) | 1990-06-30 | 1999-11-29 | 日本農薬株式会社 | N―アルキルピラゾール誘導体の製法 |
JPH0733156Y2 (ja) * | 1990-10-20 | 1995-07-31 | 工業技術院長 | 平板試料のゼータ電位測定用電気泳動セル |
WO1992019960A1 (en) * | 1991-05-09 | 1992-11-12 | Nanophore, Inc. | Methods for the electrophoretic separation of nucleic acids and other linear macromolecules in gel media with restrictive pore diameters |
CN2148961Y (zh) * | 1993-02-23 | 1993-12-08 | 国家医药管理局天津药物研究院 | 粉体基础物性测定仪 |
DE19725190A1 (de) * | 1997-06-14 | 1998-12-17 | Innova Gmbh | Vorrichtungen mit integrierten Elektroden aus elektrisch leitfähigen Kunststoffen |
MXJL03000001A (es) * | 2000-07-10 | 2004-02-09 | Vertex Pharma San Diego Llc | Metodos de ensayo de canales de iones. |
CN101169363B (zh) * | 2007-09-27 | 2010-12-22 | 上海理工大学 | 颗粒粒度、浓度和密度测量方法及其装置 |
GB2475458B (en) * | 2008-09-26 | 2012-05-23 | Horiba Ltd | Particle characterization instrument |
JP2010101705A (ja) * | 2008-10-22 | 2010-05-06 | Horiba Ltd | 粒子物性測定装置 |
JP5363295B2 (ja) * | 2009-09-01 | 2013-12-11 | 株式会社堀場製作所 | ゼータ電位測定セル及びゼータ電位測定装置 |
-
2010
- 2010-08-31 JP JP2010193665A patent/JP5411096B2/ja active Active
-
2011
- 2011-08-29 EP EP11007043.0A patent/EP2423671B1/en active Active
- 2011-08-29 CN CN201110251703.8A patent/CN102401777B/zh active Active
- 2011-08-30 US US13/220,813 patent/US9034164B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20120048737A1 (en) | 2012-03-01 |
EP2423671B1 (en) | 2017-03-08 |
CN102401777B (zh) | 2016-05-25 |
EP2423671A1 (en) | 2012-02-29 |
EP2423671A8 (en) | 2012-04-04 |
JP2012052839A (ja) | 2012-03-15 |
US9034164B2 (en) | 2015-05-19 |
CN102401777A (zh) | 2012-04-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5411096B2 (ja) | 粒子物性測定セル及び粒子物性測定装置 | |
Jung et al. | On-chip millionfold sample stacking using transient isotachophoresis | |
US8252163B2 (en) | Analysis apparatus for capillary electrophoresis | |
Qiu et al. | Microchip capillary electrophoresis with an integrated indium tin oxide electrode-based electrochemiluminescence detector | |
Zhang et al. | Head-column field-amplified sample stacking in binary system capillary electrophoresis: a robust approach providing over 1000-fold sensitivity enhancement | |
US20070240986A1 (en) | Microfluidic Device with Minimized Ohmic Resistance | |
Macka et al. | Changes in electrolyte pH due to electrolysis during capillary zone electrophoresis | |
Batz et al. | Chemical vapor deposition of aminopropyl silanes in microfluidic channels for highly efficient microchip capillary electrophoresis-electrospray ionization-mass spectrometry | |
JP2924815B2 (ja) | ゼータ電位測定装置 | |
US11125714B2 (en) | Potentiometric sensor | |
JP2010502962A (ja) | 電気泳動ゲルから生体分子を単離し、かつ収集する方法、カセット、ゲル及び装置 | |
Klett et al. | Separation high voltage field driven on-chip amperometric detection in capillary electrophoresis | |
JP4550923B2 (ja) | キャピラリアレイアッセンブリおよびキャピラリ電気泳動装置 | |
JP2937064B2 (ja) | キャピラリ電気泳動チップ | |
JP4362987B2 (ja) | マイクロチップ電気泳動におけるサンプル導入方法 | |
CN105164526A (zh) | 电解质浓度测量装置以及使用该装置的测量方法 | |
JP2012154757A (ja) | 電気泳動装置,キャピラリアレイ、及びキャピラリユニット | |
Kang et al. | In-channel electrochemical detection in the middle of microchannel under high electric field | |
JP5703353B2 (ja) | ゼータ電位測定セル及びゼータ電位測定装置 | |
TWI464398B (zh) | 絞線式微流體導引系統 | |
Lombardo et al. | Electrochemical detection of droplets in microfluidic devices: Simultaneous determination of velocity, size and content | |
Hu et al. | Onset of Nonlinear Electroosmotic Flow under an AC Electric Field | |
WO2020066518A1 (ja) | 測定装置 | |
JP3828350B2 (ja) | キャピラリ電気泳動装置およびキャピラリアレイアッセンブリ | |
Li et al. | Determination of chloride, chlorate and perchlorate by PDMS microchip electrophoresis with indirect amperometric detection |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20130704 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20131007 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20131015 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20131107 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5411096 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |