50(394) IEC. ore content meter ore sorting equipment overvoltage (of a Geiger-Müller county tube)...

Transcription

1 INDEX A (absorbed) dose ratemeter absorption band (of a scintillator) acceptance test accident monitor activator actuated equipment actuation device ADC (abbreviation) airborne dust or Articulates monitor air-equivalent ionization chamber air-equivalent scintillation detector air sampler albedo neutron dosemeter all or nothing radiation relay alpha-cup amplifier amplifying semiconductor detector amplitude-to-time converter analogue offset analogue signal analogue-to-digital converter anticoincidence apparatus assembly (of nuclear instrumentation) audio-radiation prospecting indicator automatic power cutback system automatic test avalanche breakdown (of a junction) avalanche voltage B back-scatter soil density meter back-scatter thickness meter background level (of a measuring assembly) beryllium prospecting meter beta-gamma doorway monitor bin binary signal (body) radiocartograph boron coated semiconductor detector boron trifluoride ionization chamber boron trifluoride proportional counter tube boron-lined counter tube boron-lined ionization chamber Bragg-Gray cavity Bragg-Gray cavity ionization chamber breakdown (of a reverse biased PN junction) bubble chamber burn-up life (of a neutron detector) burst (in an ionization chamber) bus C calorimetric detector CAMAC CAMAC crate-controller Campbell system for neutron monitoring capacitor ionization chamber carbon to hydrogen ratio meter Cerenkov detector Cerenkov effect failed element monitor channel activity comparator characteristic curve (of a Geiger-Müller counter tube) charcoal radon cup charge carrier charge collection time (of a semiconductor detector) charge emission detector checking source chemical detector clad temperature computer clipping time cloud chamber coarse control element coarse control member coaxial semiconductor detector coefficient of variation coincidence circuit coincidence resolving time collecting electrode collection efficiency (of a photomultiplier tube) compensated ionization chamber compensated semiconductor compensated semiconductor detector compensation factor (of a compensated ionization chamber) compensation ratio (of a compensated ionization chamber) Compton continuum computer log conductivity meter container load activity meter container sorting mine-head equipment control member control member drive mechanism (of a nuclear reactor) control rod conventionally true value of a quantity conversion quantum efficiency (of a photocathode) converter (for neutron detectors) coolant gross activity monitor coolant leakage measuring assembly corona counter tube count counter tube counting assembly counting loss (of a counting assembly) counting rate crate (for nuclear instrumentation) critical field (of a counter tube) criticality (risk) monitor cross-over walk crystal conduction detector current ionization chamber D DAC (abbreviation) dark current (of a photomultiplier tube) dead layer (of a semiconductor detector) dead time (for analyzer) dead time (of a Geiger-Müller counter tube) dead time correction

2 delayed neutron failed element monitor density meter depletion layer (in a semiconductor detector) detection efficiency detection limit detection threshold detector efficiency difference ionization chamber differential de/dx semiconductor detector differential non-linearity (of a measuring assembly) diffused junction detector diffusion chamber digital offset digital signal digital-to-analogue converter digitized signal dip counter tube dip detector discharge noise (of a corona counter tube) discriminator discriminator curve dose equivalent meter dose equivalent monitor dose equivalent ratemeter dosemeter dosemeter charger dosemeter charger-reader dosemeter reader dosimeter driven device dynamic range dynode E effective range of measurement electret ionization chamber electric penetration assembly (of a nuclear reactor) electrometer electron collection pulse chamber electron collection time electron multiplier electron semiconductor electrostatic collector failed element monitor emergency shutdown rod emergency shut-down safety system emission band (of a scintillator) emission spectrum (of a scintillator) end effect (of a counter tube) energy conversion efficiency (of a scintillator) energy resolution (of a radiation spectrometer) environmental radioactive aerosol monitor equipment equivalent noise charge error of indication escape peak etched track detector evaporated sample liquid activity meter external cathode counter tube v9-15 extrapolation ionization chamber extrinsic semiconductor F fading failed element indicator failed element monitor false coincidence FASTBUS film dosemeter fine control element fine control member fission counter tube fission ionization chamber fission product separator failed element monitor fission products poisoning predictor fission semiconductor detector flat counter tube fluid flowmeter fluorescence following level meter forward current (of a junction) forward direction (of a PN junction) forward voltage (of a junction) free air ionization chamber full width at half maximum function unit FWHM (abbreviation) G gain (of a photomultiplier tube) gain (of an electron multiplier in a photomultiplier tube) gas-flow detector gas-flow ionization chamber gas-flow neutron fluence rate measuring assembly gas multiplication gas multiplication factor gas radioactivity meter Geiger-Müller counter tube Geiger-Müller region Geiger-Müller threshold grid ionization chamber guard ring guard-ring semiconductor detector H hand or foot contamination warning assembly hand-foot-clothing radioactive contamination monitor heavy-light water heat exchanger leak monitor heavy water content meter helium counter tube high purity semiconductor detector hole hole semiconductor I I-type semiconductor implanted junction detector in-core neutron fluence rate mapping system in-core temperature measuring sensor in-core temperature measuring system instantaneous availability instrument efficiency (for a source)

3 integral non-linearity (of a measuring assembly) integrating ionization chamber internal gas detector intrinsic background level intrinsic semiconductor inversion layer ion collection pulse chamber ion collection time ionisation chamber π ionization chamber π ionization chamber ionization chamber with internal gas source ionization current ionisation detector ionization track J junction L latency time leakage current level meter light guide light sensitivity (of a photomultiplier) light sensitivity non-uniformity (of a photomultiplier) (linear) conversion gain linear detector liquid counter tube liquid radioactivity meter liquid-wall ionisation chamber lithium coated semiconductor detector lithium drifted semiconductor detector live time M mass spectrometer maximum acceptable irradiation rate (of a detector) minimum detectable quantity (of a radiation measuring assembly) mobility (of a charged particle) module mosaic semiconductor detector multifunction semiconductor detector multiplier phototube N N-type semiconductor neutron thermopile NIM noble gas effluent monitor for accident conditions noise diagnostic system (of a nuclear reactor) non-linear detector normal shut-down safety assembly nuclear emulsion nuclear instrumentation nuclear magnetic resonance spectrometer nuclear reactor instrumentation O off-line on-line "on-off" level indicator ore content meter ore sorting equipment overvoltage (of a Geiger-Müller county tube) P P-type semiconductor paralysis time particle fluence rate indicator particle fluence rate monitor particle fluence ratemeter peak-to-compton ratio peak-to-total ratio period meter personal dosemeter phosphorescence photocathode sensitivity photoelectric peak photofraction photographic dosemeter photoluminescence dosemeter photomultiplier tube photon emission curve (of a scintillator) pile-up (in a counting assembly) planar semiconductor detector plateau plateau relative slope PMT (abbreviation) PN junction pole-zero cancellation position-sensitive semiconductor detector potential alpha energy meter potential alpha energy monitor power measuring assembly based on activation probe (of a radiation meter) programmed action safety assembly proportional counter tube proportional region protection system (of a nuclear reactor) pulse coincidence pulse ionization chamber pulse ionisation detector (pulse) selector pulse shaper Q qualification test quenching quenching circuit quenching gas R (radiation) analyser radiation bore-hole logging meter (radiation) charge meter radiation compensated semiconductor detector radiation detection assembly radiation detection sub assembly radiation detector π radiation detector π radiation detector (radiation) exposure indicator (radiation) exposure meter (radiation) exposure monitor (radiation) exposure rate indicator

4 (radiation) exposure ratemeter radiation gauge (radiation) indicator radiation meter (radiation) monitor radiation prospecting meter radiation protection instrumentation (radiation) spectrometer (radiation) warning apparatus radioactive aerosol meter radioactive air contamination indicator radioactive air contamination meter radioactive air contamination monitor radioactive surface contamination indicator radioactive surface contamination meter radioactive surface contamination monitor radioactive well logging (radio)activity meter radio-bioassay meter radiochromatograph radio-defect detector radioluminescent detector (radio) thermoluminescence radon content meter random coincidence rapid shut-down system ratemeter reactivity meter reactor safety fuse reader for photoluminescence dosemeter reader for thermoluminescence dosemeter real time recoil nuclei counter tube recoil nuclei ionisation chamber recoil proton counter tube recoil proton ionisation chamber recovery time redundancy (of means) reference point of an assembly reference source region of limited proportionality relative error relative intrinsic error reliability residual current (of a detector) resolution (of a radiation measuring assembly) resolving time resolving time correction response (of a radiation measuring assembly) response pulse duration (of a photomultiplier tube) response time (of a measuring assembly) reverse current (of a junction) reverse direction (of a PN junction) reverse voltage (of a junction) rise time (of a measuring assembly) routine test S safety actuation system (safety) a arm system safety element safety group (of a nuclear reactor) (safety) interlock system safety logic assembly safety mechanism (of a nuclear reactor) safety member safety monitor safety parameter display system safety system (of a nuclear reactor) safety system support features sampling monitor sampling time (of a detection assembly) saturation current (of an ionization chamber) saturation curve (of a current ionization chamber) saturation voltage (of an ionisation chamber) scaler scaling factor (of a scaler) scinteblock scintillating material scintillation scintillation chamber scintillation decay time scintillation detector scintillation duration scintillation fall time scintillation integrated block scintillation rise time scintillator selectivity (of a detector) self-powered detector self-quenched counter tube semiconductor semiconductor detector sensitive lining (of a neutron detector) sensitive material (of a neutron detector) sensitive time (of a track chamber) sensitive volume (of a detector) sensitivity (of a measuring assembly) settling time (of a measuring assembly) shim element shim member single channel analyzer spark chamber spark detector SPDS (abbreviation) spectral response curve (of a photocathode) spectral sensitivity (of a photomultiplier) spectrum stabilizer spurious count stability (of a radiation measuring assembly) sub-assembly surface battier detector surface-barrier contact system (of nuclear instrumentation) T test duration test initiation (in nuclear instrumentation) test input test interval test termination (in nuclear instrumentation) thermal power measuring assembly thermoluminescence dosemeter thermoluminescence dosimetry system thermoluminescent detector thermoluminescent material thickness meter thimble ionisation chamber thin wall counter tube threshold of response (to pulses)

5 time-of-flight (of a particle) time-to-amplitude converter time-to-digital converter tissue activity meter tissue-equivalent ionization chamber tissue-equivalent scintillation detector TLD (abbreviation) total absorption detection efficiency total absorption detector efficiency total absorption peak total depletion voltage (of a semiconductor detector) totally depleted semiconductor detector Townsend avalanche track chamber transfer function meter transit time (in a photomultiplier tube) transit time jitter (in a photomultiplier tube) transmission density meter transmission semiconductor detector transmission soil density meter transmission thickness meter true coincidence U useful life (of a detector) (U.V.) photoluminescent detector W wall effect wall-less ionization chamber warning system (of a nuclear reactor) wavelength shifter well-type detector well-type ionization chamber whole-body gamma spectrum analyzer whole-body internal contamination meter Wilson cloud chamber window (of a detector) window counter tube windowless multiplier phototube windowless photomultiplier tube X X-ray fluorescence thickness meter