FI833966A0 - Ljuskopiator foer anvaendning vid vaetskescintillationsraekning - Google Patents

Ljuskopiator foer anvaendning vid vaetskescintillationsraekning

Info

Publication number
FI833966A0
FI833966A0 FI833966A FI833966A FI833966A0 FI 833966 A0 FI833966 A0 FI 833966A0 FI 833966 A FI833966 A FI 833966A FI 833966 A FI833966 A FI 833966A FI 833966 A0 FI833966 A0 FI 833966A0
Authority
FI
Finland
Prior art keywords
vaetskescintillationsraekning
ljuskopiator
foer anvaendning
anvaendning vid
vid
Prior art date
Application number
FI833966A
Other languages
English (en)
Other versions
FI833966A (fi
FI75948C (fi
FI75948B (fi
Inventor
Hannu Kojola
Original Assignee
Wallac Oy
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 Wallac Oy filed Critical Wallac Oy
Priority to FI833966A priority Critical patent/FI75948C/fi
Publication of FI833966A0 publication Critical patent/FI833966A0/fi
Priority to US06/661,219 priority patent/US4687921A/en
Priority to JP59227622A priority patent/JPS60115143A/ja
Priority to GB08427278A priority patent/GB2149202B/en
Publication of FI833966A publication Critical patent/FI833966A/fi
Application granted granted Critical
Publication of FI75948B publication Critical patent/FI75948B/fi
Publication of FI75948C publication Critical patent/FI75948C/fi

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
    • H01J43/06—Electrode arrangements
    • H01J43/08—Cathode arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
    • H01J43/28—Vessels, e.g. wall of the tube; Windows; Screens; Suppressing undesired discharges or currents
FI833966A 1983-10-28 1983-10-28 Fotomultiplikator foer anvaendning vid vaetskescintillationsraekning. FI75948C (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI833966A FI75948C (fi) 1983-10-28 1983-10-28 Fotomultiplikator foer anvaendning vid vaetskescintillationsraekning.
US06/661,219 US4687921A (en) 1983-10-28 1984-10-15 Photomultiplier used in liquid scintillation counting with specimen-encircling curved photocathode
JP59227622A JPS60115143A (ja) 1983-10-28 1984-10-29 増倍型光電管
GB08427278A GB2149202B (en) 1983-10-28 1984-10-29 Photomultiplier for use in a liquid scintillation counting method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI833966 1983-10-28
FI833966A FI75948C (fi) 1983-10-28 1983-10-28 Fotomultiplikator foer anvaendning vid vaetskescintillationsraekning.

Publications (4)

Publication Number Publication Date
FI833966A0 true FI833966A0 (fi) 1983-10-28
FI833966A FI833966A (fi) 1985-04-29
FI75948B FI75948B (fi) 1988-04-29
FI75948C FI75948C (fi) 1988-08-08

Family

ID=8518003

Family Applications (1)

Application Number Title Priority Date Filing Date
FI833966A FI75948C (fi) 1983-10-28 1983-10-28 Fotomultiplikator foer anvaendning vid vaetskescintillationsraekning.

Country Status (4)

Country Link
US (1) US4687921A (fi)
JP (1) JPS60115143A (fi)
FI (1) FI75948C (fi)
GB (1) GB2149202B (fi)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2653934A1 (fr) * 1989-10-27 1991-05-03 Ric Compelec Tube photomultiplicateur comportant un multiplicateur a dynodes empilables et presentant une haute efficacite de collection et un encombrement reduit.
US5294789A (en) * 1993-02-01 1994-03-15 The United States Of America As Represented By The United States Department Of Energy Gamma-insensitive optical sensor
US5656807A (en) * 1995-09-22 1997-08-12 Packard; Lyle E. 360 degrees surround photon detector/electron multiplier with cylindrical photocathode defining an internal detection chamber
GB2369720B (en) * 2000-12-01 2005-02-16 Electron Tubes Ltd Photomultiplier
US8188439B2 (en) * 2009-11-19 2012-05-29 Kabushiki Kaisha Toshiba Gamma ray detector elements with variable light guide thickness

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL256260A (fi) * 1959-09-30
AT270015B (de) * 1966-02-08 1969-04-10 Philips Nv Szintillationszählereinrichtung
US3944832A (en) * 1974-02-28 1976-03-16 Yehoshua Kalish Scintillation spectrometer
US3924132A (en) * 1974-05-30 1975-12-02 Evan E Koslow Element analyzer utilizing neutron activation
NL183914C (nl) * 1979-02-02 1989-02-16 Optische Ind De Oude Delft Nv Roentgenbeeldversterker.

Also Published As

Publication number Publication date
GB8427278D0 (en) 1984-12-05
US4687921A (en) 1987-08-18
FI833966A (fi) 1985-04-29
FI75948C (fi) 1988-08-08
FI75948B (fi) 1988-04-29
JPS60115143A (ja) 1985-06-21
GB2149202A (en) 1985-06-05
GB2149202B (en) 1988-04-20

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: WALLAC OY