GB1576474A - Ion detection electrode arrangement - Google Patents

Ion detection electrode arrangement Download PDF

Info

Publication number
GB1576474A
GB1576474A GB2050/77A GB205077A GB1576474A GB 1576474 A GB1576474 A GB 1576474A GB 2050/77 A GB2050/77 A GB 2050/77A GB 205077 A GB205077 A GB 205077A GB 1576474 A GB1576474 A GB 1576474A
Authority
GB
United Kingdom
Prior art keywords
collector electrode
electrode
radiant energy
shield
source
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
Application number
GB2050/77A
Other languages
English (en)
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.)
Hnu Systems Inc
Original Assignee
Hnu Systems 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 Hnu Systems Inc filed Critical Hnu Systems Inc
Publication of GB1576474A publication Critical patent/GB1576474A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
    • H01J41/02—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
    • G01N27/64—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using wave or particle radiation to ionise a gas, e.g. in an ionisation chamber
    • G01N27/66—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using wave or particle radiation to ionise a gas, e.g. in an ionisation chamber and measuring current or voltage
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/52—Screens for shielding; Guides for influencing the discharge; Masks interposed in the electron stream

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Toxicology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
GB2050/77A 1976-01-19 1977-01-19 Ion detection electrode arrangement Expired GB1576474A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/650,531 US4013913A (en) 1976-01-19 1976-01-19 Ion detection electrode arrangement

Publications (1)

Publication Number Publication Date
GB1576474A true GB1576474A (en) 1980-10-08

Family

ID=24609312

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2050/77A Expired GB1576474A (en) 1976-01-19 1977-01-19 Ion detection electrode arrangement

Country Status (7)

Country Link
US (1) US4013913A (enExample)
JP (1) JPS5290996A (enExample)
CA (1) CA1065504A (enExample)
DE (1) DE2701841C3 (enExample)
FR (1) FR2338493A1 (enExample)
GB (1) GB1576474A (enExample)
NL (1) NL174988C (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2255440A (en) * 1991-03-12 1992-11-04 Mks Instr Inc Ionisation gauge.
AU674900B2 (en) * 1992-11-19 1997-01-16 Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland, The Calibration systems
GB2328789A (en) * 1997-09-02 1999-03-03 Ion Science Ltd Photoionisation detectors

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1174277A (en) * 1979-08-27 1984-09-11 Richard Leveson Photoionization detector
US4377749A (en) * 1981-02-25 1983-03-22 Young Robert A Photoionizer
JPS58162685A (ja) * 1982-03-19 1983-09-27 Sumitomo Suriim Kk 紙スプライス用磁性テ−プおよびそれを利用するスプライス部分の検出法
US4451765A (en) * 1982-05-24 1984-05-29 Moniteq Ltd. Resonance lamp
US4789783A (en) * 1987-04-02 1988-12-06 Cook Robert D Discharge ionization detector
US4804846A (en) * 1987-12-04 1989-02-14 O. I. Corporation Photoionization detector for gas chromatography
US5206594A (en) * 1990-05-11 1993-04-27 Mine Safety Appliances Company Apparatus and process for improved photoionization and detection
DE9016118U1 (de) * 1990-11-27 1991-03-07 Reinhold Analytic GmbH, 4174 Issum Meßsonde zum Messen der Ionenanzahlkonzentration (IAK)
DE4320607C2 (de) * 1993-06-16 1996-04-11 Forgenta Forschungstechnik Und Anordnung zur Spurengasanalyse
RU94020029A (ru) * 1994-06-01 1996-04-20 Фирма "Ауэргезельшафт" (DE) Фотоионизационный детектор для газоаналитической аппаратуры
DE19535216C1 (de) * 1995-09-22 1997-02-13 Auergesellschaft Gmbh Meßkammeranordnung für einen Photoionisationsdetektor
US6225633B1 (en) 1998-10-22 2001-05-01 Rae Systems, Inc. Photo-ionization detector for volatile gas measurement and a method for self-cleaning the same
US6734435B2 (en) 2001-05-29 2004-05-11 Rae Systems, Inc. Photo-ionization detector and method for continuous operation and real-time self-cleaning
US20050218811A1 (en) * 2004-03-31 2005-10-06 Schulman Michael B Gas discharge lamp with high-energy vacuum ultraviolet emission
BRPI0509091A (pt) * 2004-03-31 2007-08-28 Mine Safety Appliances Co detector de fotoionização
CN100414291C (zh) * 2006-03-17 2008-08-27 中国科学院安徽光学精密机械研究所 一种便携式光离子化检测器的电离室
US7456634B2 (en) 2006-10-26 2008-11-25 Brooks Automation, Inc. Method and apparatus for shielding feedthrough pin insulators in an ionization gauge operating in harsh environments
ITGE20080107A1 (it) * 2008-12-23 2010-06-24 Roberto Costanzo Metodo di rilevamento a fotoionizzazione di sostanze aeriformi e fotoionizzatore a potenziale di ionizzazione variabile per l'attuazione di tale metodo.
US9423386B2 (en) 2014-04-06 2016-08-23 John N. Driscoll Method for ion detection
TWI795918B (zh) 2015-01-15 2023-03-11 美商Ｍｋｓ儀器公司 製造測量裝置之方法
WO2018112733A1 (en) * 2016-12-20 2018-06-28 Honeywell International Inc. Shielding for electrodes in photoionization detector
GB2584813B (en) 2019-02-20 2022-07-13 Ion Science Ltd A gas detector cell

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2901625A (en) * 1956-01-05 1959-08-25 Friedman Herbert Ultra-violet gas analysis
NL99411C (enExample) * 1957-01-25
FR1185495A (fr) * 1957-10-24 1959-07-31 Dispositif de détection et de contrôle de variations de composition d'un gaz, utilisable notamment comme prédétecteur d'incendie
GB989614A (en) * 1960-09-16 1965-04-22 Nat Res Dev Improvements in or relating to the measurement of gas or vapour concentrations
LU48167A1 (enExample) * 1965-03-11 1966-09-12 Applic Electroniques Ets
US3591801A (en) * 1968-03-21 1971-07-06 Picker Corp Double beam optical absorption photometer having sample and reference chambers positioned along a single optical axis
DE2121382A1 (de) * 1971-04-30 1972-12-21 Preussag Ag Feuerschutz Iomsations Feuermelder
DE2109593A1 (de) * 1971-03-01 1972-09-14 Schorch Gmbh Verfahren und Vorrichtung zur Prüfung des Zersetzungszustandes gasförmiger dielektrischer Materialien
AU4035972A (en) * 1972-03-23 1973-09-27 Walden Research Corp Photoionization monitor for oxides of nitrogen
US3918811A (en) * 1973-03-09 1975-11-11 Instrumentation Specialties Co Optical system
US3933432A (en) * 1974-10-29 1976-01-20 Hnu Systems Inc. Photoionization

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2255440A (en) * 1991-03-12 1992-11-04 Mks Instr Inc Ionisation gauge.
US5198772A (en) * 1991-03-12 1993-03-30 Mks Instruments, Inc. Removable discharge initiating means for cold cathode discharge ionization gauge
GB2255440B (en) * 1991-03-12 1995-01-25 Mks Instr Inc Improved discharge initiating means for cold cathode discharge ionization gauge
AU674900B2 (en) * 1992-11-19 1997-01-16 Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland, The Calibration systems
GB2328789A (en) * 1997-09-02 1999-03-03 Ion Science Ltd Photoionisation detectors
GB2328789B (en) * 1997-09-02 2001-09-12 Ion Science Ltd Detectors

Also Published As

Publication number Publication date
NL174988B (nl) 1984-04-02
DE2701841A1 (de) 1977-07-21
US4013913A (en) 1977-03-22
CA1065504A (en) 1979-10-30
NL174988C (nl) 1984-09-03
FR2338493B1 (enExample) 1981-10-02
JPS5631544B2 (enExample) 1981-07-22
NL7700526A (nl) 1977-07-21
DE2701841C3 (de) 1984-03-29
JPS5290996A (en) 1977-07-30
FR2338493A1 (fr) 1977-08-12
DE2701841B2 (de) 1979-12-13

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940119