JPS5513848A - Sample atomizating device - Google Patents

Sample atomizating device

Info

Publication number
JPS5513848A
JPS5513848A JP8605978A JP8605978A JPS5513848A JP S5513848 A JPS5513848 A JP S5513848A JP 8605978 A JP8605978 A JP 8605978A JP 8605978 A JP8605978 A JP 8605978A JP S5513848 A JPS5513848 A JP S5513848A
Authority
JP
Japan
Prior art keywords
graphite
electrodes
electrode
atomizating
parts
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.)
Pending
Application number
JP8605978A
Other languages
Japanese (ja)
Inventor
Akira Numata
Masatoshi Shida
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 JP8605978A priority Critical patent/JPS5513848A/en
Publication of JPS5513848A publication Critical patent/JPS5513848A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/71Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited
    • G01N21/74Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited using flameless atomising, e.g. graphite furnaces

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)

Abstract

PURPOSE:To make it possible to obtain a highly sensitive and stable analysis value and also to improve durability by providing non-ferrous conductor electrodes to concave parts of a couple of electrode parts of a sample atomizating device. CONSTITUTION:At the sides of graphite culvert 12 of a couple of electrodes 9 atomizating part 4, ring-shaped convex parts are provided and non-ferrous conductor electrodes such as graphite electrodes 21 are hermetically inserted into those concave parts by pressure. In addition, those graphite electrodes 20 come in airtight contact with graphite cones 11. The contact resistance between graphite electrode 21 and graphite cone 11 is small and that between electrode 9 and graphite electrode 21 is large and airtight. For the purpose, the electric contact resistance of the entire atomizing part 4 is reduced to heat graphite culvert 12.
JP8605978A 1978-07-17 1978-07-17 Sample atomizating device Pending JPS5513848A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8605978A JPS5513848A (en) 1978-07-17 1978-07-17 Sample atomizating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8605978A JPS5513848A (en) 1978-07-17 1978-07-17 Sample atomizating device

Publications (1)

Publication Number Publication Date
JPS5513848A true JPS5513848A (en) 1980-01-31

Family

ID=13876116

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8605978A Pending JPS5513848A (en) 1978-07-17 1978-07-17 Sample atomizating device

Country Status (1)

Country Link
JP (1) JPS5513848A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3629007A1 (en) * 2018-09-26 2020-04-01 Schunk Kohlenstofftechnik GmbH Jacket electrode

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3629007A1 (en) * 2018-09-26 2020-04-01 Schunk Kohlenstofftechnik GmbH Jacket electrode

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