nuclear instrumentation

functionnal unit

crate (for nuclear instrumentation)

bin

Nuclear Instrumentation Module

module

Computer Automated Measurement and Control

CAMAC crate-controller

bus

FASTBUS

radiation detection assembly

measuring channel

radiation meter

probe (of a radiation meter)

(radiation) monitor

(radiation) alarm system

(radiation) spectrometer

mass spectrometer

nuclear magnetic resonance spectrometer

dosimeter

scaler

electrometer

ratemeter

spectrum stabilizer

amplitude-to-time converter

time-to-amplitude converter

time-to digital converter

discriminator

single channel analyser

multi channel analyser

coincidence circuit

(pulse) selector

pulse shaper

biased amplifier

radiation detector

linear detector

non-linear detector

self-powered detector

neutron thermopile

2π/4π radiation detector

chemical detector

calorimetric detector

track detector

dip detector

well-type detector

track etched detector

nuclear emulsion

etch pit

ionization detector

ionization chamber

pulse ionization detector

pulse ionization chamber

electron collection pulse chamber

ion collection pulse chamber

grid ionization chamber

boron trifluoride ionization chamber

boron-lined ionization chamber

fission ionization chamber

integrating ionization chamber

current ionization chamber

free air ionization chamber

Bragg-Gray cavity ionization chamber

air-equivalent ionization chamber

liquid wall ionization chamber

wall-less ionization chamber

tissue-equivalent ionization chamber

differential ionization chamber

compensated ionization chamber

extrapolation ionization chamber

recoil nuclei ionization chamber

thimble ionization chamber

well-type ionization chamber

Ionization chamber with internal gas source

capacitive ionization chamber

2π/4π ionization chamber

electret ionization chamber

gas-flow ionization chamber

gas-flow detector

proton recoil ionization chamber

track chamber

bubble chamber

cloud chamber

diffusion chamber

Wilson cloud chamber

spark chamber

charge emission detector

scintillation detector

air-equivalent scintillation detector

tissue equivalent scintillation detector

thermoluminescent detector

photoluminescent detector

semiconductor detector

surface barrier detector

diffused junction detector

implanted junction detector

compensated semiconductor detector

lithium drifted semiconductor detector

amplifying semiconductor detector

transmission semiconductor detector

differential dE/dx semiconductor detector

totally depleted semiconductor detector

boron coated semiconductor detector

lithium coated semiconductor detector

fission semiconductor detector

high purity semiconductor detector

radiation compensated semiconductor detector

converter (for neutron detectors)

multi-junction semiconductor detector

planar semiconductor detector

coaxial semiconductor detector

guard-ring semiconductor detector

mosaic semiconductor detector

position-sensitive semiconductor detector

junction

PN junction

forward direction (of a PN junction)

reverse direction (of a PN junction)

breakdown (of a reverse biased PN junction)

avalanche breakdown (of a junction)

avalanche voltage

depletion layer (of a semiconductor detector)

total depletion voltage (of a semiconductor detector)

charge collection time (of a semiconductor detector)

semiconductor

intrinsic semiconductor

compensated semiconductor

extrinsic semiconductor

N-type semiconductor

P-type semiconductor

counter tube

proportional counter tube

boron trifluoride proportional counter tube

boron lined counter tube

helium counter tube

recoil nuclei counter tube

Geiger-Müller counter tube

self-quenched counter tube

thin wall counter tube

window counter tube

fission counter tube

dip counter tube

liquid counter tube

external cathode counter tube

corona counter tube

spark counter

Cherenkov detector

scintillating material

activator

wavelength shifter

collecting electrode

guard ring

thermoluminescent material

neutron sensitive material

quenching circuit

quenching gas

scintillator

electron multiplier

photomultiplier tube

windowless photomultiplier tube

dynode

light guide

window (of a detector)

surface-barrier contact

photodiode

radiation protection instrumentation

thermoluminescence dosimeter

thermoluminescence dosimetry system

reader for thermoluminescence dosimeter

particle fluence ratemeter

particle fluence rate monitor

particle fluence rate indicator

(absorbed) dose ratemeter

dose equivalent meter

dose equivalent ratemeter

personal dosimeter

dosimeter charger

dosimeter reader

photoluminescence dosimeter

reader for photoluminescence dosimeter

film dosimeter

albedo neutron dosimeter

dose rate monitor

dose rate warning assembly

environmental dosimeter

radioactive surface contamination meter

radioactive surface contamination monitor

beta-gamma doorway monitor

radioactive air contamination meter

radioactive air contamination monitor

radioactive air contamination indicator

air sampler

airborne dust or particle monitor

total (potential) alpha energy meter (detector)

radioactive aerosol meter

radioactive iodine meter/monitor

liquid radioactivity meter/monitor

evaporated liquid sample activity meter

gas radioactivity meter

radon content meter/monitor

tissue activity detector

whole body counter

radio-bioassay meter

criticality accident monitor

accident monitor

noble gas effluent monitor for accident conditions

liquid effluent monitor

nuclear reactor instrumentation

safety group (of a nuclear reactor)

power measuring assembly based on activation

period meter

reactivity meter

failed fuel element monitor

fuel channel activity comparator

electrostatic collector failed fuel element monitor

Cherenkov effect failed fuel element monitor

fission product separator failed fuel element monitor

delayed neutron failed fuel element monitor

failed fuel element indicator

fault tolerance

graceful degradation

software life cycle

software modularity

software verification

design verification

man machine interface

auxiliary operating control system

displays (in control room)

operator support system

public address system (for nuclear facilities)

visual display unit

safety-related instrumentation and control systems

item important to safety

configuration management

safety system (of a nuclear reactor)

safety member

safety system support features

protection system (of a nuclear reactor)

safety actuation system

interlock system important for safety

safety alarm system

actuation device

audible warning system

code of (best) practice

functionality

interlock functions

emergency shutdown rod

alarm system

cladding temperature computer

gas-flow neutron fluence rate measuring assembly

thermal power measuring assembly

in-core neutron fluence rate mapping system

coolant gross activity monitor

transfer function (of a nuclear reactor)

transfer function meter (of a nuclear reactor)

heavy water content meter

electric penetration assembly (of a nuclear reactor)

in-core temperature measuring sensor

in-core temperature measuring system

noise diagnostic system (of a nuclear reactor)

safety parameter display system

Campbell system for neutron monitoring

shim member

control member drive mechanism (of a nuclear reactor)

control member

control rod

booster rod

grey rod

black rod

radiation gauge

thickness gauge

transmission measurement system

back-scatter measurement system

X ray fluorescence measurement system

density gauge

transmission density gauge

back-scatter soil density gauge

transmission soil density gauge

level gauge

material presence gauge

level following gauge

carbon to hydrogen ratio gauge

scintillation

scintillation duration

scintillation rise time

scintillation fall time

scintillation decay time

emission spectrum (of a scintillator)

photon emission curve (of a scintillator)

energy conversion efficiency (of a scintillator)

conversion quantum efficiency (of a photocathode)

spectral response curve (of a photocathode)

photocathode sensitivity

transit time (in a photomultiplier tube)

transit time jitter (in a photomultiplier tube)

dark current (in a photomultiplier tube)

gain (of a photomultiplier tube)

collection efficiency (of a photomultiplier tube)

detector efficiency

detection efficiency

total absorption detector efficiency

total absorption detection efficiency

selectivity (of a detector)

sensitive volume (of a detector)

wall effect

ionization current

residual current (of a detector)

leakage current

ion collection time

electron collection time

burst (in an ionization chamber)

saturation current (in an ionization chamber)

saturation voltage (in an ionization chamber)

saturation curve (of a current ionization chamber)

Bragg-Gray cavity

compensation factor (of a compensated ionization chamber)

compensation ratio (of a compensated ionization chamber)

gas multiplication

Townsend avalanche

critical field (of a counter)

gas multiplication factor

end effect (of a counter)

proportional region

region of limited proportionality

Geiger-Müller region

Geiger-Müller threshold

overvoltage (of a Geiger-Müller counter)

characteristic curve (of any radiation detector)

plateau

plateau relative slope

quenching

dead time (in a detector operating in pulse mode)

ionization track

sensitive time , (of a track chamber)

discriminator curve

fading

Compton continuum

photoelectric peak

total absorption peak

maximum acceptable irradiation rate (of a detector)

phosphorescence

fluorescence

(radio) thermoluminescence

light sensitivity (of a photomultiplier)

spectral sensitivity (of a photomultiplier)

light sensitivity non-uniformity (of a photomultiplier)

discharge noise (of a corona counter tube)

spectral peak

bias (of a radiation detector)

discrimination threshold (of a radiation detector)

spectrum (of a pulse height distribution)

energy window

dose albedo

differential dose albedo

count

spurious count

count rate

time-of-flight (of a particle)

mobility (of a charged particle)

scaling factor (of a scaler)

sensitivity (of a measuring assembly)

background level (of a measuring assembly)

response time (of a measuring assembly)

settling time (of a measuring assembly)

rise time (of a measuring assembly)

energy resolution (of a radiation spectrometer)

counting loss (of a counting assembly)

pile-up (in a counting assembly)

pulse coincidence

true coincidence

random coincidence

coincidence resolving time

anticoincidence

response threshold (to pulses)

resolving time

resolving time correction

recovery time

latent time

peak-to-total ratio

escape peaks

equivalent noise referred to input (of a linear amplifier)

clipping time

real time (in case of multi-channel analyser)

pole-zero cancellation

live time

peak-to-Compton ratio

dead time (for analyser)

sampling time (of a detection assembly)

warm-up time

fall time , (of a measuring assembly)

individual channel width

conversion time (of an analogue-to-digital converter)

restoration time

calibration curve

rated range

rated range of use

equivalent window thickness (of a detector system)

sampling collection efficiency

admissible count rate

alarm set point

random variation

Compton stripping

signal saturation

dead band

pulse rate

test

type test

routine test

commissioning test

acceptance test

life test

periodic test

maintenance test

seismic qualification testing

conventionally true value of a quantity

relative error

intrinsic error

error (of measurement)

coefficient of variation

reference point

effective range of measurement

dynamic range

check source

reference source

detection threshold

response (of a radiation measuring assembly)

reference response

resolution (of a radiation measuring assembly)

stability (of a radiation measuring assembly)

minimum detectable (measurable) activity

minimum detectable (measurable) concentration

influence quantity

reference conditions

test conditions

sampling test

linearity error

systematic error

random error

bias (of a measuring instrument)

accuracy of measurement

uncertainty of measurement

repeatability (of a measuring instrument)

repeatability (of results of measurements)

reproducibility (of results of measurements)

experimental standard deviation

verification

validation

calibration

calibration check

traceability

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