80

Abundance

Absorption coefficient

Accelerator

Actinium series

Activation by neutron

Activity

Allowed orbit

Alpha decay

Angstrom unit

Annihilation

Atomic mass unit

Atomic number

Attenuation

Auger effect

Average life

Avogadro’s number

Background radiation

Back-scattering

Bare reactor

Barn

Beta decay

Beta ray spectra

Betatron

Binding energy

Blanket

Boltzmann’s constant

Bound level

Branching decay

Breeder reactor

Bremsstrahlung

Capture gamma rays

Carbon-dating

Catastrophe

Cerenkov radiation

Chain reaction

Cladding, fuel element

Cloud chamber

Compound nucleus

Compton effect

Compton wavelength

Conservation of mass law

Contaminate

Control rods

Conversion electrons

Coolant

Core

Corrosion

Coulomb barrier

Counter

Critical

Critical mass

Critical size

Critical system

Cross section

Curie

Cyclotron

De Broglie wavelength

Decay

Decay chain

Decay constant

Decay mode

Decay scheme

Delay neutrons

Diffusion

Ditintegration rate

Elastic scattering

Electron capture

Electron volt

Electroscope

Energy balance

Energy equivalent

Energy levels

Energy level diagram

Excited state of the atom

Excitation energy

Fast fission factor

Fast neutrons

Fast reactor

Fermi

Fermi gas model

Fertile nuclides

Film badge

Fission

Fissionable nuclides

Fission fragments

Fission yields

Flux

Four factor formula

Fuel elements

Fusion

Gamma decay

Geiger - Mtiller counter

Good geometry

Growth curve

Ground state

Half life

Half thickness

Health physics

85

Health protection

Heavy water

Heterogeneous

Homogeneous

Independent-particle model

Inelastic scattering

Internal conversion

Ionization

Isobar

Isobaric transformations

Isomer

Isomeric transitions

Isomerism

Isotone

Isotope

Isotopic abundances

Isotopic mass

K-electron capture

Kinetic theory

Long-range alpha-particles

Microscopic cross section

Magic number

Mass defect

Mass energy balance in

nuclear reactions

Mass energy relation

Mass number

Mean free path of neutrons

Mean life

Mean life time of a state of

the compound nucleus

Meson

Microcurie

Microscopic cross section

Migration area

Migration length

Millicuries

Mirror nuclei

Moderators

Moderating ratio

Multiplication factor

Natural nuclear time

Natural radioactive series

Negatron

Neptunium series

F!eutrinos

Neutron

Neutron activation

Neutron binding energy

Neutron capture

Neutron cross section

Neutron diffusion length

Neutron flux

Neutron resonance

Neutron reflectors

aa

Neutron slowing down length

Neutron source

Nuclear charge

Nuclear cross section

Nuclear decay scheme

Nuclear density

Nuclear energy level

Nuclear fission

Nuclear force

Nuclear fuel

Nuclear isomerism

Nuclear radius

Nuclear model

Nuclear reaction

Nuclear reactor

Nuclear stability

Nucleons

Nuclide

Nuclide chart

Packing fraction

Parity

Partial width

Pateau

Periodic system of the elements

Phosphors

Photoelectric effect

Photon

Physical atomic weighs1 scale

Physical constants

Planck’s constant

Poison

Plutonium

Poor geometry

Positron

Positron annihilation

Postulates

Potential barrier in alpha-decay

Precursor

Prompt neutron

Rad = Radiation absorbed dose

Radiative captw~

Radioactive decay

Radioactive equilibrium

Radiocarbon dating

Radionuclide

Range, of alpha particles

Range-energy relation curve

Reactivity

Recoiled

Reflected reactor

Relaxation length

Rem

Removal cross section

Rep (Roentgen equivalent

physical)

Roentgen

Scintillation counter

Secular equilibrium

91

Shell model

Shield

Shut down

Slowing down length of neutron

Spontaneous fission

Start up

Stopping power

Straggling

Subcritical system

Supercritical system

Synchrocyclotron

Target

Thermal neutron

Thermal reactor

Thermal utilization

Thorium series

Transient equilibrium

Transmutation

Transport mean free path

Transuranium elements

Threshold energy

Tunnel effect

92

Uranium series

X-ray