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AU2001238147A1 - Method and apparatus for measuring birefringent particles - Google Patents

Method and apparatus for measuring birefringent particles

Info

Publication number
AU2001238147A1
AU2001238147A1 AU2001238147A AU3814701A AU2001238147A1 AU 2001238147 A1 AU2001238147 A1 AU 2001238147A1 AU 2001238147 A AU2001238147 A AU 2001238147A AU 3814701 A AU3814701 A AU 3814701A AU 2001238147 A1 AU2001238147 A1 AU 2001238147A1
Authority
AU
Australia
Prior art keywords
birefringent particles
measuring
measuring birefringent
particles
birefringent
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.)
Abandoned
Application number
AU2001238147A
Inventor
James K. B. Bishop
Christopher K. H. Guay
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.)
University of California San Diego UCSD
Original Assignee
University of California
University of California Berkeley
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
Application filed by University of California, University of California Berkeley filed Critical University of California
Publication of AU2001238147A1 publication Critical patent/AU2001238147A1/en
Abandoned legal-status Critical Current

Links

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
    • G01N21/21—Polarisation-affecting properties
    • G01N21/211—Ellipsometry
    • 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
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • 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
    • 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
    • G01N2015/0042—Investigating dispersion of solids
    • G01N2015/0053—Investigating dispersion of solids in liquids, e.g. trouble
    • 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
    • G01N21/21—Polarisation-affecting properties
    • G01N21/23—Bi-refringence

Landscapes

  • Physics & Mathematics (AREA)
  • General 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)
  • Immunology (AREA)
  • Pathology (AREA)
  • Optics & Photonics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AU2001238147A 2000-02-10 2001-02-08 Method and apparatus for measuring birefringent particles Abandoned AU2001238147A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US18195900P 2000-02-10 2000-02-10
US60181959 2000-02-10
PCT/US2001/004440 WO2001059428A2 (en) 2000-02-10 2001-02-08 Method and apparatus for measuring birefringent particles

Publications (1)

Publication Number Publication Date
AU2001238147A1 true AU2001238147A1 (en) 2001-08-20

Family

ID=22666526

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001238147A Abandoned AU2001238147A1 (en) 2000-02-10 2001-02-08 Method and apparatus for measuring birefringent particles

Country Status (3)

Country Link
US (1) US7030981B2 (en)
AU (1) AU2001238147A1 (en)
WO (1) WO2001059428A2 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7478218B2 (en) * 2005-02-18 2009-01-13 Vmware, Inc. Adaptive cache sizing based on monitoring of regenerated and replaced cache entries
WO2008058184A2 (en) * 2006-11-07 2008-05-15 Deka Products Limited Partnership Method and apparatus for determining concentration using polarized light
WO2009064373A1 (en) * 2007-11-15 2009-05-22 The Regents Of The University Of California Optical sedimentation recorder
US9151943B2 (en) 2008-08-04 2015-10-06 Fluid Imaging Technologies, Inc. System and method for monitoring birefringent particles in a fluid
US8345239B1 (en) * 2008-08-04 2013-01-01 Fluid Imaging Technologies, Inc. System and method for monitoring birefringent particles in a fluid
DE102010005859B3 (en) * 2010-01-26 2011-05-19 Christian-Albrechts-Universität Zu Kiel Apparatus and method for detecting biological material
US8705805B2 (en) 2011-01-10 2014-04-22 Peter Alexander Forrest Secure portable token and systems and methods for identification and authentication of the same
JP5112553B1 (en) * 2011-09-09 2013-01-09 シャープ株式会社 Particle detector
US8994945B2 (en) 2011-10-27 2015-03-31 Fluid Imaging Technologies, Inc. Method of treatment analysis with particle imaging
US8879797B2 (en) 2012-05-25 2014-11-04 Fluid Imaging Technologies, Inc. System and method for total internal reflection enhanced imaging flow cytometry
BR112016015649A2 (en) * 2014-03-07 2017-08-08 Halliburton Energy Services Inc OPTICAL COMPUTING DEVICE AND METHOD FOR DETERMINING A CHARACTERISTIC OF A SAMPLE
US9448156B2 (en) * 2014-03-19 2016-09-20 Moxtek, Inc. Optical particle analysis
US9983115B2 (en) 2015-09-21 2018-05-29 Fluid Imaging Technologies, Inc. System and method for monitoring particles in a fluid using ratiometric cytometry
US10921235B2 (en) * 2018-09-17 2021-02-16 Honeywell International Inc. Foul-resistant coating of windows for optical particle sensing
CN110057788B (en) * 2019-05-23 2021-11-05 上海景瑞阳实业有限公司 Nano material absorbance test device, and stabilization phase test method, system and device
WO2022002939A1 (en) 2020-06-30 2022-01-06 Universiteit Gent A method to produce a matched pair of polarizing filters and a method and apparatus to determine the concentration of birefringent particles using a pair of polarizing filters

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1872891A (en) * 1928-12-24 1932-08-23 Pure Calcium Products Company Process of making precipitated calcium carbonate
US3283644A (en) * 1962-11-27 1966-11-08 Du Pont Apparatus for determining the concentration of dispersed particulate solids in liquids
US3545254A (en) * 1968-02-13 1970-12-08 Shell Oil Co Cloud point detector
US3856408A (en) * 1972-06-05 1974-12-24 Svenska Traeforskningsinst Apparatus for measuring the optically birefringent properties of a liquid sample
US3831028A (en) * 1973-06-26 1974-08-20 Atomic Energy Commission Radiation detector using electro-optics
CH608888A5 (en) * 1976-09-28 1979-01-31 Rosenthal Moshe
NL8203013A (en) * 1982-07-28 1984-02-16 Unie Van Kunstmestfab Bv METHOD AND APPARATUS FOR DETERMINING THE SATURATION TEMPERATURE OF A SOLUTION
JPS6036957A (en) * 1983-08-10 1985-02-26 Mitsubishi Heavy Ind Ltd Method for measuring concentration of caco3 in slurry
FI80800C (en) * 1986-10-03 1990-07-10 Kone Oy A method for determining the total carbonate content, especially in a biological liquid
US4912059A (en) * 1988-10-21 1990-03-27 The Johns Hopkins University Phase sensitive differential polarimetry technique and apparatus
US4998017A (en) * 1989-05-01 1991-03-05 Ryan Fredrick M Method and arrangement for measuring the optical absorptions of gaseous mixtures
JP2669732B2 (en) * 1990-07-27 1997-10-29 昭和電工株式会社 Optical rotation detection method, its detection device, and optical rotation detection cell
JPH0496273A (en) * 1990-08-03 1992-03-27 Sharp Corp Manufacturing method of semiconductor device
SE506286C2 (en) * 1996-05-09 1997-12-01 Ifunga Test Equipment Bv Device for measuring double refraction in an optical data carrier
US6072629A (en) * 1997-02-26 2000-06-06 Reveo, Inc. Polarizer devices and methods for making the same
DE19733284C1 (en) * 1997-08-01 1998-12-17 Lentjes Bischoff Gmbh Method for measuring the CaCO¶3¶ content of a washing suspension, in particular from the absorber of a flue gas desulfurization plant
US6628388B2 (en) * 2000-11-06 2003-09-30 The Regents Of The University Of California Detection of birefringent microcrystals in bile

Also Published As

Publication number Publication date
US20040027664A1 (en) 2004-02-12
US7030981B2 (en) 2006-04-18
WO2001059428A3 (en) 2002-03-07
WO2001059428A2 (en) 2001-08-16

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