GB2039367B - Apparatus and methods for measuring scattering of light in particle detection systems - Google Patents
Apparatus and methods for measuring scattering of light in particle detection systemsInfo
- Publication number
- GB2039367B GB2039367B GB8000032A GB8000032A GB2039367B GB 2039367 B GB2039367 B GB 2039367B GB 8000032 A GB8000032 A GB 8000032A GB 8000032 A GB8000032 A GB 8000032A GB 2039367 B GB2039367 B GB 2039367B
- Authority
- GB
- United Kingdom
- Prior art keywords
- methods
- light
- detection systems
- particle detection
- measuring scattering
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 239000002245 particle Substances 0.000 title 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
-
- 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
- G01N2021/4716—Using a ring of sensors, or a combination of diaphragm and sensors; Annular sensor
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 Analysing Materials By Optical Means (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/000,438 US4286876A (en) | 1979-01-02 | 1979-01-02 | Apparatus and method for measuring scattering of light in particle detection systems |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2039367A GB2039367A (en) | 1980-08-06 |
GB2039367B true GB2039367B (en) | 1983-04-13 |
Family
ID=21691542
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8000032A Expired GB2039367B (en) | 1979-01-02 | 1980-01-02 | Apparatus and methods for measuring scattering of light in particle detection systems |
Country Status (6)
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE19302T1 (de) * | 1981-06-04 | 1986-05-15 | Atomic Energy Authority Uk | Messung der teilchengroesse. |
NO156917C (no) * | 1985-07-16 | 1987-12-16 | Harald B Steen | Anordning for maaling av biologiske cellers lysspredning i vaeskestroemsfotometere. |
GB8726305D0 (en) * | 1987-11-10 | 1987-12-16 | Secr Defence | Portable particle analysers |
US5104221A (en) * | 1989-03-03 | 1992-04-14 | Coulter Electronics Of New England, Inc. | Particle size analysis utilizing polarization intensity differential scattering |
US4953978A (en) * | 1989-03-03 | 1990-09-04 | Coulter Electronics Of New England, Inc. | Particle size analysis utilizing polarization intensity differential scattering |
US5056918A (en) * | 1989-03-03 | 1991-10-15 | Coulter Electronics Of New England, Inc. | Method and apparatus for particle size analysis |
US5650847A (en) * | 1995-06-14 | 1997-07-22 | Erkki Soini | Method and device for determination of parameters of individual microparticles |
US5929981A (en) * | 1996-06-18 | 1999-07-27 | Ohmeda Inc. | System for monitoring contamination of optical elements in a Raman gas analyzer |
CN1128352C (zh) * | 1997-07-03 | 2003-11-19 | 罗伯特·N·汉伯格 | 过敏原检测器系统和方法 |
US6639675B1 (en) * | 2000-09-12 | 2003-10-28 | Abb Automation Inc. | Method and apparatus for aligning a mirror of a carbon in fly ash sensor |
US6967338B1 (en) * | 2002-11-25 | 2005-11-22 | The United States Of America As Represented By The Secretary Of The Army | Micro UV particle detector |
US7053783B2 (en) * | 2002-12-18 | 2006-05-30 | Biovigilant Systems, Inc. | Pathogen detector system and method |
US7430046B2 (en) * | 2004-07-30 | 2008-09-30 | Biovigilant Systems, Inc. | Pathogen and particle detector system and method |
KR101283071B1 (ko) * | 2005-07-15 | 2013-07-05 | 바이오비질런트 시스템즈 인코포레이티드 | 병원체 및 입자 검출기 시스템 및 방법 |
US8628976B2 (en) * | 2007-12-03 | 2014-01-14 | Azbil BioVigilant, Inc. | Method for the detection of biologic particle contamination |
CN102042876B (zh) * | 2010-12-07 | 2012-12-05 | 上海衡伟信息技术有限公司 | 远程在线光谱检测系统 |
CN103364318B (zh) * | 2013-07-22 | 2015-09-23 | 南通大学 | 用旋转对称椭腔镜检测微粒大小及形状的光学系统 |
US10456767B2 (en) * | 2014-10-22 | 2019-10-29 | Hitachi High-Technologies Corporation | Cytometric mechanism, cell culture device comprising same, and cytometric method |
CN108291863B (zh) | 2015-10-02 | 2020-07-03 | 国家光学研究所 | 用于使用光散射技术进行个体颗粒尺寸测量的系统和方法 |
FR3061301B1 (fr) * | 2016-12-26 | 2020-09-04 | Commissariat Energie Atomique | Procede d'observation d'un objet |
US10901228B2 (en) * | 2017-06-27 | 2021-01-26 | The Boeing Company | Cavity with curved beam replicator and method of determining a characteristic of a medium therein |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3248551A (en) * | 1962-10-22 | 1966-04-26 | Joseph C Frommer | Optical arrangement for sensing very small particles |
US3177760A (en) * | 1963-02-07 | 1965-04-13 | Ex Cell O Corp | Apparatus embodying plural light paths for measuring the turbidity of a fluid |
US3508830A (en) * | 1967-11-13 | 1970-04-28 | Shell Oil Co | Apparatus for light scattering measurements |
US3819270A (en) * | 1972-10-02 | 1974-06-25 | Block Engineering | Blood cell analyzer |
-
1979
- 1979-01-02 US US06/000,438 patent/US4286876A/en not_active Expired - Lifetime
- 1979-12-28 JP JP17058679A patent/JPS55112532A/ja active Pending
- 1979-12-28 JP JP17058579A patent/JPS55112531A/ja active Pending
-
1980
- 1980-01-02 DE DE19803000035 patent/DE3000035A1/de not_active Withdrawn
- 1980-01-02 FR FR8000044A patent/FR2445959A1/fr active Granted
- 1980-01-02 GB GB8000032A patent/GB2039367B/en not_active Expired
- 1980-01-02 CA CA000342922A patent/CA1136884A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS55112531A (en) | 1980-08-30 |
US4286876A (en) | 1981-09-01 |
FR2445959B1 (US08197722-20120612-C00042.png) | 1983-12-09 |
GB2039367A (en) | 1980-08-06 |
FR2445959A1 (fr) | 1980-08-01 |
JPS55112532A (en) | 1980-08-30 |
DE3000035A1 (de) | 1980-07-31 |
CA1136884A (en) | 1982-12-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |