radioactive isotope

Introduction

An isotope with an unstable nuclear configuration. Spontaneous nuclear decay to a stable isotope results in emission of high energy particles, alpha particles or beta particles & gamma rays.

More specific terms

• actinium-227
• carbon-11
• carbon-14
• chromium-51
• cobalt-57
• fluorine-18
• hafnium-175
• indium-111
• indium-113m
• iodine-123
• iodine-125
• iodine-131 (I[131])
• lutetium-177 (Pluvicto, Lutathera)
• nitrogen-13
• oxygen-15
• phosphorus-32 P[32]
• Rubidium-82
• selenium-75
• strontium-89
• strontium-90 [90]Sr
• technetium 99m ([99m]Tc)
• tritiated thymidine
• xenon-122
• xenon-127
• xenon-133
• Ytterbium-179
• Yttrium-90