ES2152757B1 - SYSTEM OF MEASUREMENT OF ABSOLUTE ACTIVITY OF RADIONUCLEIDES BY METHOD OF COINCIDENCES IN LIQUID CENTELLEATOR WITH A HEAD OF K PHOTOMULTIPLICATORS OF EQUAL EQUAL EFFICIENCY IN EACH CHANNEL THROUGH CHANNEL ELECTRONIC PERMUTATION OF THE CHANNELS. - Google Patents

SYSTEM OF MEASUREMENT OF ABSOLUTE ACTIVITY OF RADIONUCLEIDES BY METHOD OF COINCIDENCES IN LIQUID CENTELLEATOR WITH A HEAD OF K PHOTOMULTIPLICATORS OF EQUAL EQUAL EFFICIENCY IN EACH CHANNEL THROUGH CHANNEL ELECTRONIC PERMUTATION OF THE CHANNELS.

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Publication number
ES2152757B1
ES2152757B1 ES9601710A ES9601710A ES2152757B1 ES 2152757 B1 ES2152757 B1 ES 2152757B1 ES 9601710 A ES9601710 A ES 9601710A ES 9601710 A ES9601710 A ES 9601710A ES 2152757 B1 ES2152757 B1 ES 2152757B1
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Spain
Prior art keywords
channel
head
equal
channels
measurement
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 - Fee Related
Application number
ES9601710A
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Spanish (es)
Other versions
ES2152757A1 (en
Inventor
E Pedro Kot-Nawrocki
Jacek J Dusza
C Fernando Mugarra-Gonzalez
Vicente J Serradell-Garcia
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Universidad Politecnica de Valencia
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Universidad Politecnica de Valencia
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Publication date
Application filed by Universidad Politecnica de Valencia filed Critical Universidad Politecnica de Valencia
Priority to ES9601710A priority Critical patent/ES2152757B1/en
Publication of ES2152757A1 publication Critical patent/ES2152757A1/en
Application granted granted Critical
Publication of ES2152757B1 publication Critical patent/ES2152757B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Measurement Of Radiation (AREA)

Abstract

"Sistema de medida de actividad absoluta de radionucleidos por método de coincidencias en centelleador líquido con un cabezal de K fotomultiplicadores de igual eficiencia promedio en cada canal mediante permutación electrónica de los canales". El objetivo del invento es la realización de un cabezal de medida de las radiaciones ionizantes con k fotomultiplicadores con el fin de registrar destellos luminosos producidos en el medio de centelleador líquido. El cabezal puede ser construido de manera que permite obtener valores promediados de los parámetros de señales que aparecen en los canales de medida de un sistema de coincidencias."System of measurement of absolute activity of radionuclides by method of coincidences in liquid scintillator with a head of K photomultipliers of equal average efficiency in each channel by electronic permutation of the channels". The object of the invention is the realization of a measuring head of the ionizing radiations with photomultipliers in order to register light flashes produced in the liquid scintillator medium. The head can be constructed in a way that allows to obtain averaged values of the signal parameters that appear in the measurement channels of a matching system.

ES9601710A 1996-07-31 1996-07-31 SYSTEM OF MEASUREMENT OF ABSOLUTE ACTIVITY OF RADIONUCLEIDES BY METHOD OF COINCIDENCES IN LIQUID CENTELLEATOR WITH A HEAD OF K PHOTOMULTIPLICATORS OF EQUAL EQUAL EFFICIENCY IN EACH CHANNEL THROUGH CHANNEL ELECTRONIC PERMUTATION OF THE CHANNELS. Expired - Fee Related ES2152757B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES9601710A ES2152757B1 (en) 1996-07-31 1996-07-31 SYSTEM OF MEASUREMENT OF ABSOLUTE ACTIVITY OF RADIONUCLEIDES BY METHOD OF COINCIDENCES IN LIQUID CENTELLEATOR WITH A HEAD OF K PHOTOMULTIPLICATORS OF EQUAL EQUAL EFFICIENCY IN EACH CHANNEL THROUGH CHANNEL ELECTRONIC PERMUTATION OF THE CHANNELS.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9601710A ES2152757B1 (en) 1996-07-31 1996-07-31 SYSTEM OF MEASUREMENT OF ABSOLUTE ACTIVITY OF RADIONUCLEIDES BY METHOD OF COINCIDENCES IN LIQUID CENTELLEATOR WITH A HEAD OF K PHOTOMULTIPLICATORS OF EQUAL EQUAL EFFICIENCY IN EACH CHANNEL THROUGH CHANNEL ELECTRONIC PERMUTATION OF THE CHANNELS.

Publications (2)

Publication Number Publication Date
ES2152757A1 ES2152757A1 (en) 2001-02-01
ES2152757B1 true ES2152757B1 (en) 2001-08-16

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ID=8295695

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9601710A Expired - Fee Related ES2152757B1 (en) 1996-07-31 1996-07-31 SYSTEM OF MEASUREMENT OF ABSOLUTE ACTIVITY OF RADIONUCLEIDES BY METHOD OF COINCIDENCES IN LIQUID CENTELLEATOR WITH A HEAD OF K PHOTOMULTIPLICATORS OF EQUAL EQUAL EFFICIENCY IN EACH CHANNEL THROUGH CHANNEL ELECTRONIC PERMUTATION OF THE CHANNELS.

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ES (1) ES2152757B1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8103058A (en) * 1981-06-24 1983-01-17 Philips Nv METHOD FOR CALIBRATING A GAMMA CAMERA AND GAMMA CAMERA WITH A CALIBRATION DEVICE
US4634869A (en) * 1982-08-11 1987-01-06 Institut Molekulyarnoi Genetiki Akademii Nauk Sssr Liquid scintillation counter
JPS61162782A (en) * 1985-01-12 1986-07-23 Hitachi Medical Corp Scintillation camera
JPS63118683A (en) * 1986-11-07 1988-05-23 Aloka Co Ltd Liquid scintillation counter
DE4134435C2 (en) * 1991-10-18 1994-06-01 Forschungszentrum Juelich Gmbh Device for determining the density distribution of positrons brought into human tissue

Also Published As

Publication number Publication date
ES2152757A1 (en) 2001-02-01

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