DE2747181C2 - Verfahren zur Bestimmung des Gesamtvolumens der in einer Probe suspendierten Teilchen eines bestimmten Größenbereichs - Google Patents
Verfahren zur Bestimmung des Gesamtvolumens der in einer Probe suspendierten Teilchen eines bestimmten GrößenbereichsInfo
- Publication number
- DE2747181C2 DE2747181C2 DE2747181A DE2747181A DE2747181C2 DE 2747181 C2 DE2747181 C2 DE 2747181C2 DE 2747181 A DE2747181 A DE 2747181A DE 2747181 A DE2747181 A DE 2747181A DE 2747181 C2 DE2747181 C2 DE 2747181C2
- Authority
- DE
- Germany
- Prior art keywords
- light
- sample
- polarization
- light beam
- particles
- 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
- 239000002245 particle Substances 0.000 title claims description 52
- 238000000034 method Methods 0.000 title claims description 14
- 230000010287 polarization Effects 0.000 claims description 24
- 238000005259 measurement Methods 0.000 description 19
- 230000004907 flux Effects 0.000 description 14
- 238000010586 diagram Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 239000012798 spherical particle Substances 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- QXJJQWWVWRCVQT-UHFFFAOYSA-K calcium;sodium;phosphate Chemical compound [Na+].[Ca+2].[O-]P([O-])([O-])=O QXJJQWWVWRCVQT-UHFFFAOYSA-K 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 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
- G01N15/02—Investigating particle size or size distribution
- G01N15/0205—Investigating particle size or size distribution by optical means
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/739,365 US4134679A (en) | 1976-11-05 | 1976-11-05 | Determining the volume and the volume distribution of suspended small particles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2747181A1 DE2747181A1 (de) | 1978-05-11 |
| DE2747181C2 true DE2747181C2 (de) | 1983-09-15 |
Family
ID=24971946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2747181A Expired DE2747181C2 (de) | 1976-11-05 | 1977-10-20 | Verfahren zur Bestimmung des Gesamtvolumens der in einer Probe suspendierten Teilchen eines bestimmten Größenbereichs |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4134679A (enExample) |
| JP (1) | JPS5386298A (enExample) |
| CA (1) | CA1072362A (enExample) |
| DE (1) | DE2747181C2 (enExample) |
| GB (1) | GB1540687A (enExample) |
| IT (1) | IT1087094B (enExample) |
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4265538A (en) * | 1979-10-18 | 1981-05-05 | Leeds & Northrup Company | Optical sample cell for analysis of particles in liquid suspension |
| FR2476839A1 (fr) * | 1980-02-25 | 1981-08-28 | Anvar | Procede de determination du diametre d'une particule en suspension dans un fluide par utilisation d'un rayonnement electromagnetique coherent |
| DE3212809C2 (de) * | 1982-04-06 | 1984-12-20 | Fa. Carl Zeiss, 7920 Heidenheim | Meßeinrichtung für die Stabilisierung von Lasern |
| US4735504A (en) * | 1983-10-31 | 1988-04-05 | Technicon Instruments Corporation | Method and apparatus for determining the volume & index of refraction of particles |
| US4907884A (en) * | 1984-11-15 | 1990-03-13 | Wyatt Technology Corporation | Sample cell monitoring system |
| JPH0638064B2 (ja) * | 1985-01-19 | 1994-05-18 | キヤノン株式会社 | 粒子解析装置 |
| JPS61165637A (ja) * | 1985-01-18 | 1986-07-26 | Canon Inc | 粒子解析装置 |
| JPS61165638A (ja) * | 1985-01-18 | 1986-07-26 | Canon Inc | 粒子解析装置 |
| US4613938A (en) * | 1985-01-25 | 1986-09-23 | Hss Inc. | Present weather observing system utilizing particulate size and velocity measurements |
| JPS61280548A (ja) * | 1985-06-05 | 1986-12-11 | Canon Inc | 粒子解析装置 |
| JPS61294334A (ja) * | 1985-06-21 | 1986-12-25 | Canon Inc | 粒子解析装置 |
| JPS6244648A (ja) * | 1985-08-22 | 1987-02-26 | Canon Inc | 粒子解析装置 |
| US4696571A (en) * | 1985-10-25 | 1987-09-29 | The United States Of America As Represented By The Secretary Of The Interior | Suspended sediment sensor |
| NL8601000A (nl) * | 1986-04-21 | 1987-11-16 | Jan Greve T H Twente Afdeling | Het gebruik van gepolariseerd licht in stromingscytometrie. |
| EP0361770A3 (en) * | 1988-09-30 | 1991-03-20 | Kowa Company Ltd. | Particle measuring method and apparatus |
| JPH0718788B2 (ja) * | 1988-11-08 | 1995-03-06 | 富士電機株式会社 | 光学的微粒子測定装置 |
| 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 |
| US5104221A (en) * | 1989-03-03 | 1992-04-14 | Coulter Electronics Of New England, Inc. | Particle size analysis utilizing polarization intensity differential scattering |
| US5011286A (en) * | 1989-08-03 | 1991-04-30 | Met One, Inc. | Multisensor particle counter utilizing a single energy source |
| GB8924859D0 (en) * | 1989-11-03 | 1989-12-20 | Atomic Energy Authority Uk | Particle size and velocity determination |
| US5094532A (en) * | 1989-11-07 | 1992-03-10 | General Signal Corporation | Method and apparatus for measuring small particle size distribution |
| DE4130586A1 (de) * | 1991-09-15 | 1993-03-18 | Hund Helmut Gmbh | Verfahren zur bestimmung der teilchengroesse-fraktionen in schwebestaeuben |
| DE4309328C2 (de) * | 1993-03-18 | 1998-03-12 | Volker Ost | Verfahren zur Differenzierung, Konzentrationsbestimmung und Sortierung von Erythrozyten, Thrombozyten und Leukozyten |
| CH695710A5 (it) * | 1996-01-04 | 2006-07-31 | Sigrist Ag Dr | Verfahren und Einrichtung zur optischen Konzentrationsmessung von Feinstaub in einem Medium. |
| JP3720799B2 (ja) * | 2002-10-02 | 2005-11-30 | 神栄株式会社 | 花粉センサ |
| US6859276B2 (en) * | 2003-01-24 | 2005-02-22 | Coulter International Corp. | Extracted polarization intensity differential scattering for particle characterization |
| JP5717136B2 (ja) * | 2011-05-06 | 2015-05-13 | 学校法人福岡大学 | 粒子測定装置 |
| WO2015160418A2 (en) * | 2014-01-31 | 2015-10-22 | The General Hospital Corporation | System and methods for estimation of mechanical properties and size of light-scattering particles in materials |
| JP7307497B2 (ja) * | 2018-11-08 | 2023-07-12 | 国立大学法人群馬大学 | 粒子群計測装置 |
| DE102020119566A1 (de) * | 2020-07-24 | 2022-01-27 | Stiftung Caesar Center Of Advanced European Studies And Research | Verfahren und Beleuchtungsvorrichtung der adaptiven Optik in der Transmissions- bzw. der Reflexionsmikroskopie |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3612689A (en) * | 1967-04-10 | 1971-10-12 | American Standard Inc | Suspended particle concentration determination using polarized light |
| US3603689A (en) * | 1969-10-13 | 1971-09-07 | Us Air Force | Scanning scattered light photometer |
| US3835315A (en) * | 1972-12-06 | 1974-09-10 | Us Commerce | System for determining parameters of a particle by radiant energy scattering techniques |
| US4053236A (en) * | 1974-08-22 | 1977-10-11 | The Perkin-Elmer Corporation | Absorbance measuring photometer |
-
1976
- 1976-11-05 US US05/739,365 patent/US4134679A/en not_active Expired - Lifetime
-
1977
- 1977-10-15 JP JP12301177A patent/JPS5386298A/ja active Granted
- 1977-10-20 DE DE2747181A patent/DE2747181C2/de not_active Expired
- 1977-10-25 IT IT28977/77A patent/IT1087094B/it active
- 1977-10-31 GB GB45263/77A patent/GB1540687A/en not_active Expired
- 1977-11-03 CA CA290,119A patent/CA1072362A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1087094B (it) | 1985-05-31 |
| JPS5721042B2 (enExample) | 1982-05-04 |
| GB1540687A (en) | 1979-02-14 |
| JPS5386298A (en) | 1978-07-29 |
| US4134679A (en) | 1979-01-16 |
| DE2747181A1 (de) | 1978-05-11 |
| CA1072362A (en) | 1980-02-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OAP | Request for examination filed | ||
| OD | Request for examination | ||
| 8128 | New person/name/address of the agent |
Representative=s name: VON FUENER, A., DIPL.-CHEM. DR.RER.NAT. EBBINGHAUS |
|
| 8125 | Change of the main classification |
Ipc: G01N 15/07 |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |