WO2003036275A3 - Characterizing powders using frequency-domain photon migration - Google Patents
Characterizing powders using frequency-domain photon migration Download PDFInfo
- Publication number
- WO2003036275A3 WO2003036275A3 PCT/US2002/033900 US0233900W WO03036275A3 WO 2003036275 A3 WO2003036275 A3 WO 2003036275A3 US 0233900 W US0233900 W US 0233900W WO 03036275 A3 WO03036275 A3 WO 03036275A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- time
- light
- determined
- powder bed
- characterizing
- Prior art date
Links
- 239000000843 powder Substances 0.000 title abstract 5
- 230000005012 migration Effects 0.000 title 1
- 238000013508 migration Methods 0.000 title 1
- 238000005259 measurement Methods 0.000 abstract 2
- 230000003287 optical effect Effects 0.000 abstract 2
- 239000002245 particle Substances 0.000 abstract 2
- 230000036962 time dependent Effects 0.000 abstract 2
- 230000001902 propagating effect Effects 0.000 abstract 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
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/51—Scattering, i.e. diffuse reflection within a body or fluid inside a container, e.g. in an ampoule
-
- 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, e.g. by light scattering, diffraction, holography or imaging
- G01N15/0211—Investigating a scatter or diffraction pattern
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/44—Raman spectrometry; Scattering spectrometry ; Fluorescence spectrometry
- G01J3/4412—Scattering spectrometry
-
- 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
- G01N2015/0096—Investigating consistence of powders, dustability, dustiness
-
- 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, e.g. by light scattering, diffraction, holography or imaging
- G01N15/0211—Investigating a scatter or diffraction pattern
- G01N2015/0216—Investigating a scatter or diffraction pattern from fluctuations of diffraction pattern
-
- 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, e.g. by light scattering, diffraction, holography or imaging
- G01N15/0211—Investigating a scatter or diffraction pattern
- G01N2015/0222—Investigating a scatter or diffraction pattern from dynamic light scattering, e.g. photon correlation spectroscopy
-
- 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
- G01N21/4795—Scattering, i.e. diffuse reflection spatially resolved investigating of object in scattering medium
- G01N2021/4797—Scattering, i.e. diffuse reflection spatially resolved investigating of object in scattering medium time resolved, e.g. analysis of ballistic photons
-
- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/85—Investigating moving fluids or granular solids
- G01N2021/8592—Grain or other flowing solid samples
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2002363068A AU2002363068A1 (en) | 2001-10-22 | 2002-10-22 | Characterizing powders using frequency-domain photon migration |
JP2003538724A JP2005519261A (en) | 2001-10-22 | 2002-10-22 | Characterization of powders using frequency domain photon migration |
EP02791188A EP1438569A2 (en) | 2001-10-22 | 2002-10-22 | Characterizing powders using frequency-domain photon migration |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US33912101P | 2001-10-22 | 2001-10-22 | |
US60/339,121 | 2001-10-22 | ||
US10/274,790 US6771370B2 (en) | 2001-10-22 | 2002-10-21 | Characterizing powders using frequency-domain photon migration |
US10/274,790 | 2002-10-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2003036275A2 WO2003036275A2 (en) | 2003-05-01 |
WO2003036275A3 true WO2003036275A3 (en) | 2003-11-13 |
Family
ID=26957070
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2002/033900 WO2003036275A2 (en) | 2001-10-22 | 2002-10-22 | Characterizing powders using frequency-domain photon migration |
Country Status (5)
Country | Link |
---|---|
US (1) | US6771370B2 (en) |
EP (1) | EP1438569A2 (en) |
JP (1) | JP2005519261A (en) |
AU (1) | AU2002363068A1 (en) |
WO (1) | WO2003036275A2 (en) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7328059B2 (en) | 1996-08-23 | 2008-02-05 | The Texas A & M University System | Imaging of light scattering tissues with fluorescent contrast agents |
US7865230B1 (en) | 1997-02-07 | 2011-01-04 | Texas A&M University System | Method and system for detecting sentinel lymph nodes |
US7054002B1 (en) | 1999-10-08 | 2006-05-30 | The Texas A&M University System | Characterization of luminescence in a scattering medium |
EP1654531A1 (en) * | 2003-06-20 | 2006-05-10 | The Texas A & M University System | Method and system for near-infrared fluorescence contrast-enhanced imaging with area illumination and area detection |
EP1984756A2 (en) * | 2006-02-13 | 2008-10-29 | Thermo Electron Scientific Instruments LLC | Spectrometric measurements during blending/mixing |
US8620059B2 (en) * | 2007-12-13 | 2013-12-31 | Fpinnovations | Characterizing wood furnish by edge pixelated imaging |
US20160199369A1 (en) * | 2013-08-12 | 2016-07-14 | Pharmaceutical Manufacturing Research Services, Inc. | Extruded Immediate Release Abuse Deterrent Pill |
WO2015023675A2 (en) | 2013-08-12 | 2015-02-19 | Pharmaceutical Manufacturing Research Services, Inc. | Extruded immediate release abuse deterrent pill |
US9492444B2 (en) | 2013-12-17 | 2016-11-15 | Pharmaceutical Manufacturing Research Services, Inc. | Extruded extended release abuse deterrent pill |
WO2015095391A1 (en) | 2013-12-17 | 2015-06-25 | Pharmaceutical Manufacturing Research Services, Inc. | Extruded extended release abuse deterrent pill |
DK3169315T3 (en) | 2014-07-17 | 2020-08-10 | Pharmaceutical Manufacturing Res Services In | Liquid-filled dosage form to prevent immediate release abuse |
US20160106737A1 (en) | 2014-10-20 | 2016-04-21 | Pharmaceutical Manufacturing Research Services, Inc. | Extended Release Abuse Deterrent Liquid Fill Dosage Form |
CN108814615B (en) * | 2018-04-12 | 2021-07-13 | 东软熙康健康科技有限公司 | In-bed monitoring equipment and method |
US10591588B2 (en) * | 2018-04-19 | 2020-03-17 | Infineon Technologies Ag | Electrical mixer as reference path for time-of-flight measurement |
US10620103B2 (en) * | 2018-05-15 | 2020-04-14 | Honeywell International Inc. | Devices and methods for evaluating the spreadability of powders utilized in additive manufacturing |
US11353390B2 (en) * | 2018-12-27 | 2022-06-07 | Apple Inc. | Methods to reduce power consumption of an optical particle sensor via an ASIC design |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001022063A1 (en) * | 1999-09-22 | 2001-03-29 | Astrazeneca Ab | Method and apparatus for spectrometric analysis of turbid, pharmaceutical samples |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5424843A (en) * | 1992-12-23 | 1995-06-13 | The Regents Of The University Of California | Apparatus and method for qualitative and quantitative measurements of optical properties of turbid media using frequency-domain photon migration |
US5818583A (en) * | 1996-11-08 | 1998-10-06 | Purdue Research Foundation | Particle analysis system and method |
SE9800965D0 (en) | 1998-03-23 | 1998-03-23 | Astra Ab | Analyzing Device |
US6480276B1 (en) * | 1999-07-13 | 2002-11-12 | Clemson University | Enhanced photon-migration methods for particle sizing in concentrated suspensions |
-
2002
- 2002-10-21 US US10/274,790 patent/US6771370B2/en not_active Expired - Lifetime
- 2002-10-22 WO PCT/US2002/033900 patent/WO2003036275A2/en not_active Application Discontinuation
- 2002-10-22 AU AU2002363068A patent/AU2002363068A1/en not_active Abandoned
- 2002-10-22 JP JP2003538724A patent/JP2005519261A/en active Pending
- 2002-10-22 EP EP02791188A patent/EP1438569A2/en not_active Withdrawn
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001022063A1 (en) * | 1999-09-22 | 2001-03-29 | Astrazeneca Ab | Method and apparatus for spectrometric analysis of turbid, pharmaceutical samples |
Non-Patent Citations (3)
Title |
---|
MUZZIO F J ET AL: "SAMPLING PRACTICES IN POWDER BLENDING", INTERNATIONAL JOURNAL OF PHARMACEUTICS, AMSTERDAM, NL, vol. 155, 1997, pages 153 - 178, XP001090918, ISSN: 0378-5173 * |
PAN T AND SEVICK-MURACA E M: "Volume of Pharmaceutical Powders Probed by Frequency-Domain Photon Migration Measurements of Multiply Scattered Light", ANALYTICAL CHEMISTRY, vol. 74, no. 16, 15 August 2002 (2002-08-15), pages 4228 - 4234, XP002250943 * |
SHINDE R R ET AL: "FREQUENCY-DOMAIN PHOTON MIGRATION MEASUREMENTS FOR QUANTITATIVE ASSESSMENT OF POWDER ABSORBANCE: A NOVEL SENSOR OF BLEND HOMOGENEITY", JOURNAL OF PHARMACEUTICAL SCIENCES, AMERICAN PHARMACEUTICAL ASSOCIATION. WASHINGTON, US, vol. 88, no. 10, October 1999 (1999-10-01), pages 959 - 966, XP001090961, ISSN: 0022-3549 * |
Also Published As
Publication number | Publication date |
---|---|
JP2005519261A (en) | 2005-06-30 |
AU2002363068A1 (en) | 2003-05-06 |
EP1438569A2 (en) | 2004-07-21 |
WO2003036275A2 (en) | 2003-05-01 |
US6771370B2 (en) | 2004-08-03 |
US20030117622A1 (en) | 2003-06-26 |
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