Absorbed dose
Actinium-225, -227
Acute Radiation Syndrome (ARS)
Alpha particles
Americium-241, -243
Antimony-122, -124, -125, -126, -127
Argon-37
Background radiation
Barium-133, -137, -140
Becquerel
Beryllium-7, -10
Beta particles
Bismuth-205, -210, -212, -213, -214
Boron, Cadmium
Bromine-77
Calcium-45, -47
Californium-252
Carbon-11, -14
Cell phones
Cerium-141, -144
Cesium-134, -135, -136, -137
Chromium-51
Cobalt-57, -58, -60
Containment
Cosmic rays
Critical mass
Curie
Curium-242, -243, -244
Decay product
Dosimeter
Effective dose
Enriched uranium
Equivalent dose
Exposure
Fallout
Fission/fusion
Francium-223
Gamma rays
Geiger counter
Gray
Half-life
Iodine-123, -124, -125, -131
Iridium-192
Iron-55, -59
Krypton-81, -85
Lanthanum-140
Lead-210, -212, -214
Linear no-threshold (LNT)
Medical radiation
Molybdenum-99
Neptunium-237, -239
Neutrons
Nickel-59, -63
Niobium-95
Occupational radiation
Plutonium-238, -239, -240, -241, -242, -244
Polonium-210, -214, -218
Potassium-40
Praseodymium-144
Protactinium-231
Radioactive waste
Radioisotope, radionuclide
Radium-223, -224, -226, -228
Radon
Rubidium-82, -85, -87
Ruthenium-103, -106
Scandium-46, -47
Selenium-79
Sievert
Silver-108M, -110M
Sodium-22, -24
Strontium-89, -90
Sulfur-35
Technetium-99M
Tellurium-129, -132
Thallium-201
Thorium-231, -232
Tritium
Uranium-234, -235, -238
Xenon-133, -135
X-rays
Yttrium-90, -91
Zinc-65
Zirconium-93, -95.