GB2041516B - Methods and apparatus for measurement of reradiation in particle flow cell systems - Google Patents
Methods and apparatus for measurement of reradiation in particle flow cell systemsInfo
- Publication number
- GB2041516B GB2041516B GB8000034A GB8000034A GB2041516B GB 2041516 B GB2041516 B GB 2041516B GB 8000034 A GB8000034 A GB 8000034A GB 8000034 A GB8000034 A GB 8000034A GB 2041516 B GB2041516 B GB 2041516B
- Authority
- GB
- United Kingdom
- Prior art keywords
- reradiation
- measurement
- methods
- flow cell
- cell systems
- 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
- 238000005259 measurement 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
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N15/1434—Optical arrangements
- G01N15/1436—Optical arrangements the optical arrangement forming an integrated apparatus with the sample container, e.g. a flow cell
-
- 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
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N15/1456—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals
- G01N15/1459—Optical 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
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
- G01N21/05—Flow-through cuvettes
- G01N2021/052—Tubular type; cavity type; multireflective
-
- 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
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
- G01N21/05—Flow-through cuvettes
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)
- Measurement Of Radiation (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
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 |
US06/020,817 US4523841A (en) | 1979-03-15 | 1979-03-15 | Radiant energy reradiating flow cell system and method |
US06/093,311 US4273443A (en) | 1979-11-21 | 1979-11-21 | Method and apparatus for measurement of reradiation in particle flow cell systems |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2041516A GB2041516A (en) | 1980-09-10 |
GB2041516B true GB2041516B (en) | 1983-04-13 |
Family
ID=27356666
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8000034A Expired GB2041516B (en) | 1979-01-02 | 1980-01-02 | Methods and apparatus for measurement of reradiation in particle flow cell systems |
Country Status (4)
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8726304D0 (en) * | 1987-11-10 | 1987-12-16 | Secr Defence | Particle asymmetry analyser |
GB8726305D0 (en) * | 1987-11-10 | 1987-12-16 | Secr Defence | Portable particle analysers |
JP2635992B2 (ja) * | 1988-03-24 | 1997-07-30 | 興和株式会社 | 微粒子測定装置 |
EP0493401B1 (en) * | 1989-09-29 | 1994-03-09 | Atomic Energy Of Canada Limited | Infrared-based gas detector |
FR2860869B1 (fr) * | 2003-10-10 | 2007-04-20 | Optis | Dispositif portable de mesure de l'intensite lumineuse d'un objet et utilisation d'un tel dispositif |
ES2318366T3 (es) * | 2003-10-10 | 2009-05-01 | Optis | Dispositivo portatil de medicion de la intensidad luminosa de un objeto y utilizacion de dicho dispositivo. |
DE102013220004A1 (de) * | 2013-10-02 | 2015-04-02 | Siemens Aktiengesellschaft | Vorrichtung und Verfahren zum Bestimmen von Größen von Partikeln in einem Fluid |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3819270A (en) * | 1972-10-02 | 1974-06-25 | Block Engineering | Blood cell analyzer |
US3982762A (en) * | 1975-06-05 | 1976-09-28 | Irwin Toy Limited | Outdoor game dart |
-
1980
- 1980-01-02 CA CA000342921A patent/CA1136883A/en not_active Expired
- 1980-01-02 FR FR8000047A patent/FR2445962A1/fr active Granted
- 1980-01-02 GB GB8000034A patent/GB2041516B/en not_active Expired
- 1980-01-02 DE DE19803000033 patent/DE3000033A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FR2445962B1 (US20020051482A1-20020502-M00012.png) | 1983-12-09 |
GB2041516A (en) | 1980-09-10 |
FR2445962A1 (fr) | 1980-08-01 |
CA1136883A (en) | 1982-12-07 |
DE3000033A1 (de) | 1980-07-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |