CA1135971A - Systeme a cellule de rerayonnement d'energie radiante et methode d'utilisation - Google Patents

Systeme a cellule de rerayonnement d'energie radiante et methode d'utilisation

Info

Publication number
CA1135971A
CA1135971A CA000342923A CA342923A CA1135971A CA 1135971 A CA1135971 A CA 1135971A CA 000342923 A CA000342923 A CA 000342923A CA 342923 A CA342923 A CA 342923A CA 1135971 A CA1135971 A CA 1135971A
Authority
CA
Canada
Prior art keywords
reflector
radiant energy
focal point
axis
reradiated
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
Application number
CA000342923A
Other languages
English (en)
Inventor
Albert Brunsting
Walter R. Hogg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Coulter Electronics Inc
Original Assignee
Coulter Electronics Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US06/000,439 external-priority patent/US4341471A/en
Priority claimed from US06/000,438 external-priority patent/US4286876A/en
Priority claimed from US06/020,817 external-priority patent/US4523841A/en
Application filed by Coulter Electronics Inc filed Critical Coulter Electronics Inc
Application granted granted Critical
Publication of CA1135971A publication Critical patent/CA1135971A/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10Investigating individual particles
    • G01N15/14Optical investigation techniques, e.g. flow cytometry
    • G01N15/1434Optical arrangements
    • G01N15/1436Optical arrangements the optical arrangement forming an integrated apparatus with the sample container, e.g. a flow cell
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47Scattering, i.e. diffuse reflection
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02Investigating particle size or size distribution
    • G01N15/0205Investigating particle size or size distribution by optical means
    • G01N15/0211Investigating a scatter or diffraction pattern
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10Investigating individual particles
    • G01N15/14Optical investigation techniques, e.g. flow cytometry
    • G01N15/1456Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals
    • G01N15/1459Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals the analysis being performed on a sample stream
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03Cuvette constructions
    • G01N21/05Flow-through cuvettes
    • G01N2021/052Tubular type; cavity type; multireflective
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47Scattering, i.e. diffuse reflection
    • G01N2021/4704Angular selective
    • G01N2021/4711Multiangle measurement
    • G01N2021/4716Using a ring of sensors, or a combination of diaphragm and sensors; Annular sensor
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03Cuvette constructions
    • G01N21/05Flow-through cuvettes

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
CA000342923A 1979-01-02 1980-01-02 Systeme a cellule de rerayonnement d'energie radiante et methode d'utilisation Expired CA1135971A (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US439 1979-01-02
US438 1979-01-02
US06/000,439 US4341471A (en) 1979-01-02 1979-01-02 Apparatus and method for measuring the distribution of radiant energy produced in particle investigating systems
US06/000,438 US4286876A (en) 1979-01-02 1979-01-02 Apparatus and method for measuring scattering of light in particle detection systems
US06/020,817 US4523841A (en) 1979-03-15 1979-03-15 Radiant energy reradiating flow cell system and method
US20,817 1979-03-15

Publications (1)

Publication Number Publication Date
CA1135971A true CA1135971A (fr) 1982-11-23

Family

ID=27356665

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000342923A Expired CA1135971A (fr) 1979-01-02 1980-01-02 Systeme a cellule de rerayonnement d'energie radiante et methode d'utilisation

Country Status (4)

Country Link
CA (1) CA1135971A (fr)
DE (1) DE3000034A1 (fr)
FR (1) FR2445961A1 (fr)
GB (1) GB2044445B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5170064A (en) * 1989-09-29 1992-12-08 Atomic Energy Of Canada Limited Infrared-based gas detector using a cavity having elliptical reflecting surface

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4200802A (en) * 1979-03-28 1980-04-29 The United States Of America As Represented By The United States Department Of Energy Parabolic cell analyzer
FR2535053B1 (fr) * 1982-10-22 1985-06-21 Saint Etienne Universite Appareil d'identification optique des proprietes multiparametriques individuelles de particules ou objets en flux continu
FR2535051A1 (fr) * 1982-10-22 1984-04-27 Saint Etienne Universite Appareil de mesure en flux continu des proprietes rheologiques individuelles de particules deformables
US4606636A (en) * 1983-10-25 1986-08-19 Universite De Saint-Etienne Optical apparatus for identifying the individual multiparametric properties of particles or bodies in a continuous flow
GB2231951A (en) * 1989-03-02 1990-11-28 I E I Detection apparatus and methods
GB2241080B (en) * 1990-02-19 1994-06-01 Perkin Elmer Ltd Improvements in or relating to analytical-sampling devices and associated spectrophotometric apparatus and method
US6087947A (en) * 1996-07-11 2000-07-11 Robert N. Hamburger Allergen detector system and method
EP1017987B1 (fr) * 1997-01-31 2005-06-15 The Horticulture And Food Research Institute Of New Zealand Limited Appareil et methode optiques
US6084670A (en) 1997-03-11 2000-07-04 Nihon Kohden Corporation Particle analyzer and composite lens formed by integrally joining plural lens elements of different focal points
AU8285698A (en) * 1997-07-03 1999-01-25 Sunbeam Products, Inc. Allergen detector system and method
US5969622A (en) * 1997-10-07 1999-10-19 Robert N. Hamburger Allergen detector system and method
US6449042B1 (en) * 1999-05-04 2002-09-10 Laser Sensor Technology, Inc. Method and apparatus for particle assessment using multiple scanning beam reflectance
FR2801671B1 (fr) * 1999-11-29 2001-12-21 Commissariat Energie Atomique Dispositif de mesure, par diffraction, de tailles de particules sensiblement spheriques, notamment de gouttes opaques
DE10062724B4 (de) * 2000-12-15 2004-08-26 Deutsches Zentrum für Luft- und Raumfahrt e.V. Verfahren und Einrichtungen zum Bestimmen der inhärenten optischen Parameter Streukoeffizient, Vorwärtsstreukoeffizient, Rückwärtsstreukoeffizient und Absorptionskoeffizient einer Suspension
CN100595564C (zh) 2004-07-30 2010-03-24 百维吉伦特系统有限公司 病原体和粒子检测器系统和方法
US7616311B2 (en) 2005-05-02 2009-11-10 Jmar Llc Systems and methods for a multiple angle light scattering (MALS) instrument having two-dimensional detector array
WO2006135902A2 (fr) 2005-06-13 2006-12-21 Jmar Research, Inc. Systemes et procedes conçus pour un instrument de diffusion lumineuse a angles multiples (mals) comportant un reseau de detecteurs bidimensionnel
EP1907818A4 (fr) 2005-07-15 2012-03-14 Biovigilant Systems Inc Systeme detecteur d'agents pathogenes et de particules et procede associe
US7538874B2 (en) 2006-03-23 2009-05-26 Hach Company Measurement of light from a predefined scatter angle from particulate matter in a media
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
DE102012201423B4 (de) * 2012-02-01 2013-10-31 Siemens Aktiengesellschaft Anordnung zur Detektion von Partikeln

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5170064A (en) * 1989-09-29 1992-12-08 Atomic Energy Of Canada Limited Infrared-based gas detector using a cavity having elliptical reflecting surface

Also Published As

Publication number Publication date
DE3000034A1 (de) 1980-07-31
GB2044445B (en) 1983-04-20
GB2044445A (en) 1980-10-15
FR2445961A1 (fr) 1980-08-01

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