JP2786187B2 - 粒子寸法検出装置 - Google Patents

粒子寸法検出装置

Info

Publication number
JP2786187B2
JP2786187B2 JP62089987A JP8998787A JP2786187B2 JP 2786187 B2 JP2786187 B2 JP 2786187B2 JP 62089987 A JP62089987 A JP 62089987A JP 8998787 A JP8998787 A JP 8998787A JP 2786187 B2 JP2786187 B2 JP 2786187B2
Authority
JP
Japan
Prior art keywords
particles
particle size
detection
detectors
output
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 - Lifetime
Application number
JP62089987A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6311838A (ja
Inventor
ロバート、ジー、クノーレンバーグ
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.)
PAATEIKURU MEJUARINGU SHISUTEMUZU Inc
Original Assignee
PAATEIKURU MEJUARINGU SHISUTEMUZU 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
Application filed by PAATEIKURU MEJUARINGU SHISUTEMUZU Inc filed Critical PAATEIKURU MEJUARINGU SHISUTEMUZU Inc
Publication of JPS6311838A publication Critical patent/JPS6311838A/ja
Application granted granted Critical
Publication of JP2786187B2 publication Critical patent/JP2786187B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/39—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using tunable lasers
    • G01N2021/391—Intracavity sample

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)
  • Length Measuring Devices By Optical Means (AREA)
JP62089987A 1986-04-14 1987-04-14 粒子寸法検出装置 Expired - Lifetime JP2786187B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US851477 1986-04-14
US06851477 US4798465B2 (en) 1986-04-14 1986-04-14 Particle size detection device having high sensitivity in high molecular scattering environment

Publications (2)

Publication Number Publication Date
JPS6311838A JPS6311838A (ja) 1988-01-19
JP2786187B2 true JP2786187B2 (ja) 1998-08-13

Family

ID=25310865

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62089987A Expired - Lifetime JP2786187B2 (ja) 1986-04-14 1987-04-14 粒子寸法検出装置

Country Status (3)

Country Link
US (2) US4798465B2 (cg-RX-API-DMAC7.html)
JP (1) JP2786187B2 (cg-RX-API-DMAC7.html)
DE (1) DE3712665C2 (cg-RX-API-DMAC7.html)

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WO2009073649A1 (en) * 2007-12-04 2009-06-11 Particle Measuring Systems, Inc. Non-orthogonal particle detection systems and methods
JPWO2011016355A1 (ja) * 2009-08-04 2013-01-10 シャープ株式会社 微生物を検出するための検出装置および検出方法
CN102625909B (zh) 2009-08-24 2015-06-17 粒子监测系统有限公司 流监测的粒子传感器
DE102011000099A1 (de) * 2011-01-11 2012-07-12 Universität Duisburg-Essen Analyseeinrichtung zur Analyse eines Aerosols
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US8477307B1 (en) 2012-01-26 2013-07-02 Ann Rachel Yufa Methods and apparatus for biomedical agent multi-dimension measuring and analysis
US11579072B2 (en) 2013-03-15 2023-02-14 Particles Plus, Inc. Personal air quality monitoring system
US10352844B2 (en) 2013-03-15 2019-07-16 Particles Plus, Inc. Multiple particle sensors in a particle counter
US12044611B2 (en) 2013-03-15 2024-07-23 Particles Plus, Inc. Particle counter with integrated bootloader
US9677990B2 (en) 2014-04-30 2017-06-13 Particles Plus, Inc. Particle counter with advanced features
US10983040B2 (en) 2013-03-15 2021-04-20 Particles Plus, Inc. Particle counter with integrated bootloader
ITRM20130128U1 (it) 2013-07-23 2015-01-24 Particle Measuring Systems S R L Dispositivo per il campionamento microbico dell'aria
US9631222B2 (en) 2014-03-14 2017-04-25 Particle Measuring Systems, Inc. Filter and blower geometry for particle sampler
US9810558B2 (en) 2014-03-14 2017-11-07 Particle Measuring Systems, Inc. Pressure-based airflow sensing in particle impactor systems
JP6531528B2 (ja) * 2015-07-15 2019-06-19 富士電機株式会社 粒子検出装置
US10094755B1 (en) 2017-10-25 2018-10-09 Venturedyne, Ltd Environmental sensor and method of operating the same
KR102601473B1 (ko) 2017-10-26 2023-11-10 파티클 머슈어링 시스템즈, 인크. 입자 측정을 위한 시스템 및 방법
US10359350B1 (en) * 2018-01-23 2019-07-23 Hai Lin Method and system for particle characterization in harsh environments
US10444137B2 (en) 2018-01-23 2019-10-15 Cbrn International, Ltd. Bioaerosol detector having safeguards
US11320360B2 (en) 2018-08-31 2022-05-03 Particle Measuring Systems, Inc. Fluid refractive index optimizing particle counter
WO2020051131A1 (en) 2018-09-04 2020-03-12 Particle Measuring Systems, Inc. Detecting nanoparticles on production equipment and surfaces
US11181455B2 (en) 2018-11-12 2021-11-23 Particle Measuring Systems, Inc. Calibration verification for optical particle analyzers
US11385161B2 (en) 2018-11-12 2022-07-12 Particle Measuring Systems, Inc. Calibration verification for optical particle analyzers
CN113039423B (zh) 2018-11-16 2024-09-06 粒子监测系统有限公司 用于机器人控制的制造屏障系统的粒子采样系统和方法
WO2020102299A1 (en) 2018-11-16 2020-05-22 Particle Measuring Systems, Inc. Slurry monitor coupling bulk size distribution and single particle detection
EP3959505B1 (en) 2019-04-25 2024-05-08 Particle Measuring Systems, Inc. Particle detection systems and methods for on-axis particle detection and/or differential detection
WO2021041420A1 (en) 2019-08-26 2021-03-04 Particle Measuring Systems, Inc Triggered sampling systems and methods
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WO2021071792A1 (en) 2019-10-07 2021-04-15 Particle Measuring Systems, Inc. Particle detectors with remote alarm monitoring and control
IT201900020248A1 (it) 2019-11-04 2021-05-04 Particle Measuring Systems S R L Dispositivo di monitoraggio mobile per aree a contaminazione controllata
KR102886900B1 (ko) 2019-11-22 2025-11-14 파티클 머슈어링 시스템즈, 인크. 간섭 입자 검출 및 작은 크기의 입자들 검출을 위한 고급 시스템 및 방법
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US11846578B2 (en) * 2020-09-28 2023-12-19 Lighthouse Worldwide Solutions Apparatus and method for characterization of particles
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CN117501087A (zh) 2021-06-15 2024-02-02 粒子监测系统有限公司 紧凑型智能气溶胶和流体歧管
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Also Published As

Publication number Publication date
US4798465B2 (en) 1994-08-30
DE3712665A1 (de) 1987-10-15
US4798465B1 (cg-RX-API-DMAC7.html) 1991-09-17
US4798465A (en) 1989-01-17
JPS6311838A (ja) 1988-01-19
US4893928A (en) 1990-01-16
DE3712665C2 (de) 2000-02-17

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