ATE147857T1 - Verfahren und vorrichtung zur analyse der teilchengrösse - Google Patents
Verfahren und vorrichtung zur analyse der teilchengrösseInfo
- Publication number
- ATE147857T1 ATE147857T1 AT90904524T AT90904524T ATE147857T1 AT E147857 T1 ATE147857 T1 AT E147857T1 AT 90904524 T AT90904524 T AT 90904524T AT 90904524 T AT90904524 T AT 90904524T AT E147857 T1 ATE147857 T1 AT E147857T1
- Authority
- AT
- Austria
- Prior art keywords
- light scattered
- optical
- angular range
- input axis
- resolution measurements
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 239000002245 particle Substances 0.000 title abstract 2
- 230000003287 optical effect Effects 0.000 abstract 6
- 238000005259 measurement Methods 0.000 abstract 2
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/02—Investigating particle size or size distribution
- G01N15/0205—Investigating particle size or size distribution by optical means
- G01N15/0211—Investigating a scatter or diffraction pattern
-
- 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
- G01N2021/4704—Angular selective
- G01N2021/4711—Multiangle measurement
-
- 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
- G01N2021/4704—Angular selective
- G01N2021/4711—Multiangle measurement
- G01N2021/4716—Using a ring of sensors, or a combination of diaphragm and sensors; Annular sensor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/064—Stray light conditioning
- G01N2201/0642—Light traps; baffles
Landscapes
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Dispersion Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/319,370 US5056918A (en) | 1989-03-03 | 1989-03-03 | Method and apparatus for particle size analysis |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE147857T1 true ATE147857T1 (de) | 1997-02-15 |
Family
ID=23241963
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT90904524T ATE147857T1 (de) | 1989-03-03 | 1990-03-01 | Verfahren und vorrichtung zur analyse der teilchengrösse |
Country Status (6)
Country | Link |
---|---|
US (1) | US5056918A (de) |
EP (1) | EP0416067B1 (de) |
JP (1) | JP2825644B2 (de) |
AT (1) | ATE147857T1 (de) |
DE (1) | DE69029694T2 (de) |
WO (1) | WO1990010216A1 (de) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH081482Y2 (ja) * | 1990-11-17 | 1996-01-17 | 株式会社堀場製作所 | 粒度分布測定装置 |
JP2863874B2 (ja) * | 1990-12-30 | 1999-03-03 | 株式会社堀場製作所 | 粒度分布測定装置 |
GB2284050B (en) * | 1991-02-05 | 1995-08-02 | Marconi Gec Ltd | Gaseous suspension particle size measurement |
US5282151A (en) * | 1991-02-28 | 1994-01-25 | Particle Measuring Systems, Inc. | Submicron diameter particle detection utilizing high density array |
FR2688308B1 (fr) * | 1992-03-04 | 1994-05-27 | Cilas | Granulometre a laser. |
DE4228388B4 (de) * | 1992-08-26 | 2005-03-03 | Sympatec Gmbh System-Partikel-Technik | Vorrichtung zur Bestimmung von Partikelgrößen und/oder Partikelgrößenverteilungen |
NL9301446A (nl) * | 1993-08-20 | 1995-03-16 | Univ Delft Tech | Werkwijze en inrichting voor het meten van vormeigenschappen van deeltjes. |
US5576827A (en) * | 1994-04-15 | 1996-11-19 | Micromeritics Instrument Corporation | Apparatus and method for determining the size distribution of particles by light scattering |
US5540494A (en) * | 1994-06-03 | 1996-07-30 | Purvis, Jr.; Norman B. | Method and apparatus for determining absolute particle size, surface area and volume normalized fluorescence using forward angle light scatter intensity in flow cytometry |
US5835211A (en) * | 1996-03-28 | 1998-11-10 | Particle Sizing Systems, Inc. | Single-particle optical sensor with improved sensitivity and dynamic size range |
US6519032B1 (en) * | 1998-04-03 | 2003-02-11 | Symyx Technologies, Inc. | Fiber optic apparatus and use thereof in combinatorial material science |
US6507400B1 (en) | 1999-02-27 | 2003-01-14 | Mwi, Inc. | Optical system for multi-part differential particle discrimination and an apparatus using the same |
US6646742B1 (en) | 2000-02-19 | 2003-11-11 | Mwi, Inc. | Optical device and method for multi-angle laser light scatter |
US6639674B2 (en) * | 2000-03-28 | 2003-10-28 | Board Of Regents, The University Of Texas System | Methods and apparatus for polarized reflectance spectroscopy |
US6859276B2 (en) * | 2003-01-24 | 2005-02-22 | Coulter International Corp. | Extracted polarization intensity differential scattering for particle characterization |
US7142298B2 (en) * | 2003-09-29 | 2006-11-28 | Shaw Intellectual Property Holdings, Inc. | Particulate monitor |
US7365835B2 (en) * | 2003-12-02 | 2008-04-29 | California Institute Of Technology | Dark-field laser-scattering microscope for analyzing single macromolecules |
KR101170859B1 (ko) * | 2004-07-30 | 2012-08-02 | 바이오비질런트 시스템즈 인코포레이티드 | 병원균 및 입자 탐지기 시스템과 방법 |
JP5112312B2 (ja) | 2005-07-15 | 2013-01-09 | バイオヴィジラント システムズ インコーポレイテッド | 病原体及び微粒子検出システム並びに検出法 |
DE102006019138B4 (de) * | 2006-04-21 | 2021-06-10 | Fritsch Gmbh | Partikeluntersuchungsgerät mit Vergrößerungsbereich |
WO2008005228A2 (en) * | 2006-06-30 | 2008-01-10 | Omnova Solutions Inc. | Coating compositions and related products and methods |
JP5546454B2 (ja) * | 2007-08-15 | 2014-07-09 | マルベルン インスツルメンツ リミテッド | 広幅分光計 |
US8628976B2 (en) | 2007-12-03 | 2014-01-14 | Azbil BioVigilant, Inc. | Method for the detection of biologic particle contamination |
EP2545357B1 (de) * | 2010-03-10 | 2021-06-02 | Beckman Coulter, Inc. | Erzeugung von pulsparametern bei einem partikelanalysator |
JP2013545976A (ja) * | 2010-10-25 | 2013-12-26 | 株式会社ニコン | 装置、光学アセンブリ、物体を検査又は測定する方法、及び構造体を製造する方法 |
DE102012102363A1 (de) * | 2011-08-17 | 2013-02-21 | Technische Universität Darmstadt | Verfahren und Vorrichtung zur Bestimmung der Größe eines transparenten Teilchens |
DE102013220004A1 (de) | 2013-10-02 | 2015-04-02 | Siemens Aktiengesellschaft | Vorrichtung und Verfahren zum Bestimmen von Größen von Partikeln in einem Fluid |
EP3086155A1 (de) * | 2015-04-23 | 2016-10-26 | Fundació Institut de Ciències Fotòniques | Bildzytometer zur charakterisierung und quantifizierung von teilchenförmigen proben |
US9897524B1 (en) * | 2016-05-10 | 2018-02-20 | Microtrac Inc. | Method and apparatus for measurement of particle characteristics using light scattering and optical imaging |
US10113945B2 (en) * | 2016-05-10 | 2018-10-30 | Microtrac Inc. | Method and apparatus for combining measurements of particle characteristics using light scattering and optical imaging |
US10712251B2 (en) * | 2018-01-17 | 2020-07-14 | En'urga, Inc. | System for estimating planar drop sizes |
DE102018119081A1 (de) * | 2018-08-06 | 2020-02-06 | Foshan Sensicfusion Technology Co., Ltd. | Ein Verfahren und eine Vorrichtung zum Zählen von Luftpartikeln |
CN111678846B (zh) * | 2020-06-12 | 2023-03-07 | 中国人民解放军战略支援部队航天工程大学 | 基于米氏散射理论和夫琅禾费衍射理论二维喷雾场测量方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1802269C3 (de) * | 1968-10-10 | 1979-09-27 | Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe | Verfahren zum Messen der Konzentration und/oder Größe von Schwebstoffteilchen |
GB1356467A (en) * | 1970-11-23 | 1974-06-12 | Talbot J H | Analysis and representation of the size shape and orientation characteristics of the components of a system |
CH549796A (de) * | 1971-03-29 | 1974-05-31 | Sigrist Willy | Verfahren zur messung von in einer fluessigkeit suspendierten stoffen und einrichtung zur ausfuehrung des verfahrens. |
US3873206A (en) * | 1973-10-03 | 1975-03-25 | Leeds & Northrup Co | Method for determining a specific characteristic of fluid suspended particles |
US4052600A (en) * | 1975-01-06 | 1977-10-04 | Leeds & Northrup Company | Measurement of statistical parameters of a distribution of suspended particles |
US4017186A (en) * | 1975-03-05 | 1977-04-12 | Environmental Systems Corporation | Electro-optical method and system for in situ measurements of particulate mass density |
US4037965A (en) * | 1976-03-23 | 1977-07-26 | Leeds & Northrup Company | Method and optical means for determining dimensional characteristics of the particle distribution in a collection of particles |
US4134679A (en) * | 1976-11-05 | 1979-01-16 | Leeds & Northrup Company | Determining the volume and the volume distribution of suspended small particles |
US4099875A (en) * | 1977-02-07 | 1978-07-11 | Sperry Rand Corporation | Coaxial multi-detector system and method for measuring the extinction coefficient of an atmospheric scattering medium |
US4167335A (en) * | 1977-12-16 | 1979-09-11 | Leeds & Northrup Company | Apparatus and method for linearizing a volume loading measurement utilizing particle scattering |
US4341471A (en) * | 1979-01-02 | 1982-07-27 | Coulter Electronics, Inc. | Apparatus and method for measuring the distribution of radiant energy produced in particle investigating systems |
US4286876A (en) * | 1979-01-02 | 1981-09-01 | Coulter Electronics, Inc. | Apparatus and method for measuring scattering of light in particle detection systems |
US4274741A (en) * | 1979-09-26 | 1981-06-23 | Compagnie Industrielle Des Lasers | Device for determining the granulometric composition of a mixture of particles by diffraction of light |
US4541719A (en) * | 1982-07-20 | 1985-09-17 | Wyatt Philip J | Method and apparatus for characterizing microparticles and measuring their response to their environment |
US4648715A (en) * | 1982-09-07 | 1987-03-10 | Langley-Ford Instruments A Division Of Coulter Electronics Of N.E. | Electrophoretic light scattering with plural reference beams, apparatus and method |
US4595291A (en) * | 1982-10-15 | 1986-06-17 | Tokyo Shibaura Denki Kabushiki Kaisha | Particle diameter measuring device |
US4679939A (en) * | 1985-12-23 | 1987-07-14 | The United States Of America As Represented By The Secretary Of The Air Firce | In situ small particle diagnostics |
US4676641A (en) * | 1986-01-08 | 1987-06-30 | Coulter Electronics Of New England, Inc. | System for measuring the size distribution of particles dispersed in a fluid |
-
1989
- 1989-03-03 US US07/319,370 patent/US5056918A/en not_active Expired - Lifetime
-
1990
- 1990-03-01 DE DE69029694T patent/DE69029694T2/de not_active Expired - Lifetime
- 1990-03-01 AT AT90904524T patent/ATE147857T1/de not_active IP Right Cessation
- 1990-03-01 JP JP2504614A patent/JP2825644B2/ja not_active Expired - Lifetime
- 1990-03-01 EP EP90904524A patent/EP0416067B1/de not_active Expired - Lifetime
- 1990-03-01 WO PCT/US1990/001140 patent/WO1990010216A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
US5056918A (en) | 1991-10-15 |
DE69029694D1 (de) | 1997-02-27 |
EP0416067A1 (de) | 1991-03-13 |
JP2825644B2 (ja) | 1998-11-18 |
DE69029694T2 (de) | 1997-07-31 |
WO1990010216A1 (en) | 1990-09-07 |
EP0416067A4 (en) | 1992-07-01 |
EP0416067B1 (de) | 1997-01-15 |
JPH03505130A (ja) | 1991-11-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |