JPS59126933A - 光音響分析装置 - Google Patents

光音響分析装置

Info

Publication number
JPS59126933A
JPS59126933A JP58001140A JP114083A JPS59126933A JP S59126933 A JPS59126933 A JP S59126933A JP 58001140 A JP58001140 A JP 58001140A JP 114083 A JP114083 A JP 114083A JP S59126933 A JPS59126933 A JP S59126933A
Authority
JP
Japan
Prior art keywords
photoacoustic
measurement cell
signal
particle size
amplifier
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.)
Granted
Application number
JP58001140A
Other languages
English (en)
Japanese (ja)
Other versions
JPH046893B2 (enrdf_load_stackoverflow
Inventor
Takehiko Kitamori
武彦 北森
Masaaki Fujii
藤井　正昭
Katsuo Tsukada
塚田　勝男
Yoshio Toyama
遠山　恵夫
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP58001140A priority Critical patent/JPS59126933A/ja
Publication of JPS59126933A publication Critical patent/JPS59126933A/ja
Publication of JPH046893B2 publication Critical patent/JPH046893B2/ja
Granted 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

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)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
JP58001140A 1983-01-10 1983-01-10 光音響分析装置 Granted JPS59126933A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58001140A JPS59126933A (ja) 1983-01-10 1983-01-10 光音響分析装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58001140A JPS59126933A (ja) 1983-01-10 1983-01-10 光音響分析装置

Publications (2)

Publication Number Publication Date
JPS59126933A true JPS59126933A (ja) 1984-07-21
JPH046893B2 JPH046893B2 (enrdf_load_stackoverflow) 1992-02-07

Family

ID=11493138

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58001140A Granted JPS59126933A (ja) 1983-01-10 1983-01-10 光音響分析装置

Country Status (1)

Country Link
JP (1) JPS59126933A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6344149A (ja) * 1986-08-11 1988-02-25 Hitachi Ltd 粒子状物質の検出方法およびその装置
US6560005B2 (en) 2001-08-07 2003-05-06 Tkd, Inc. Acousto-optic devices
DE102007014519A1 (de) * 2007-03-27 2008-10-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Photoakustischer Detektor zur Messung von Feinstaub

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6344149A (ja) * 1986-08-11 1988-02-25 Hitachi Ltd 粒子状物質の検出方法およびその装置
US6560005B2 (en) 2001-08-07 2003-05-06 Tkd, Inc. Acousto-optic devices
DE102007014519A1 (de) * 2007-03-27 2008-10-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Photoakustischer Detektor zur Messung von Feinstaub
WO2008116655A1 (de) * 2007-03-27 2008-10-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Photoakustischer detektor zur messung von feinstaub
US8115931B2 (en) 2007-03-27 2012-02-14 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Photoacoustic detector for measuring fine dust

Also Published As

Publication number Publication date
JPH046893B2 (enrdf_load_stackoverflow) 1992-02-07

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