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Fast measure proceeding of weak currents; Un procede de mesure rapide des courants faibles

Abstract

The process of fast measure of the weak currents that we are going to describe briefly apply worthy of the provided currents by the sources to elevated value internal resistance, as it is the case for the ionization chamber, the photocells, mass spectroscopic tubes. The problem to measure weak currents is essentially a problem of amplifier and of input circuit. We intended to achieve a whole amplifier and input circuit with advanced performances, meaning that for a measured celerity we wanted to have an signal/noise ratio the most important as in the classic systems and for a same report signal/noise a more quickly done measure. (M.B.) [French] Le procede de mesure rapide des courants faibles que nous allons brievement decrire s'applique a la mesure des courants fournis par les sources a resistance interne de valeur elevee, comme c'est le cas pour les chambres d'ionisation, les photocellules, les tubes de spectrographe de masse. Le probleme de mesure de courants faibles est essentiellement un probleme d'amplificateur et de circuit d'entree. Nous nous sommes proposes de realiser un ensemble amplificateur et circuit d'entree a performances poussees, c'est a dire que pour une meme rapidite de mesure nous desirions avoir un rapport signal/bruit plus  More>>
Authors:
Taieb, J [1] 
  1. Commissariat a l'Energie Atomique, Siege (France). Centre d'Etudes Nucleaires
Publication Date:
Jul 01, 1953
Product Type:
Technical Report
Report Number:
CEA-R-226
Resource Relation:
Conference: Conference on transactions of instruments and measurements, Transactions of instruments and measurements conference, Stockholm (Sweden), 1952; Other Information: 0 ref
Subject:
46 INSTRUMENTATION RELATED TO NUCLEAR SCIENCE AND TECHNOLOGY; AMPLIFIERS; BACKGROUND NOISE; CURRENTS; ELECTRIC CONDUCTIVITY; ELECTRONIC CIRCUITS; SIGNAL-TO-NOISE RATIO; VELOCITY; VOLTAMETRY
OSTI ID:
20861735
Research Organizations:
CEA Siege, 75 (France)
Country of Origin:
France
Language:
French
Other Identifying Numbers:
TRN: FR06R0226024707
Availability:
Available from INIS in electronic form
Submitting Site:
FRN
Size:
5 pages
Announcement Date:
Apr 23, 2007

Citation Formats

Taieb, J. Fast measure proceeding of weak currents; Un procede de mesure rapide des courants faibles. France: N. p., 1953. Web.
Taieb, J. Fast measure proceeding of weak currents; Un procede de mesure rapide des courants faibles. France.
Taieb, J. 1953. "Fast measure proceeding of weak currents; Un procede de mesure rapide des courants faibles." France.
@misc{etde_20861735,
title = {Fast measure proceeding of weak currents; Un procede de mesure rapide des courants faibles}
author = {Taieb, J}
abstractNote = {The process of fast measure of the weak currents that we are going to describe briefly apply worthy of the provided currents by the sources to elevated value internal resistance, as it is the case for the ionization chamber, the photocells, mass spectroscopic tubes. The problem to measure weak currents is essentially a problem of amplifier and of input circuit. We intended to achieve a whole amplifier and input circuit with advanced performances, meaning that for a measured celerity we wanted to have an signal/noise ratio the most important as in the classic systems and for a same report signal/noise a more quickly done measure. (M.B.) [French] Le procede de mesure rapide des courants faibles que nous allons brievement decrire s'applique a la mesure des courants fournis par les sources a resistance interne de valeur elevee, comme c'est le cas pour les chambres d'ionisation, les photocellules, les tubes de spectrographe de masse. Le probleme de mesure de courants faibles est essentiellement un probleme d'amplificateur et de circuit d'entree. Nous nous sommes proposes de realiser un ensemble amplificateur et circuit d'entree a performances poussees, c'est a dire que pour une meme rapidite de mesure nous desirions avoir un rapport signal/bruit plus important que dans les systemes classiques et pour un meme rapport signal/bruit une mesure effectuee plus rapidement. (M.B.)}
place = {France}
year = {1953}
month = {Jul}
}