Category:Radioactivity

• Radioactive decay

A

• Alpha decay

B

• Background radiation
• Henri Becquerel
• Beta decay
• Beta particle
• Branching fraction

C

• Cloud chamber
• Critical mass
• Curie (unit)

D

• Decay chain

E

• Electron capture

F

• Fallout shelter

G

• Gray (unit)

H

• Half-life

I

• Internal conversion
• Ionizing radiation
• United States Postal Service irradiated mail
• Island of stability

K

• Kerma (physics)

M

• Metamictisation
• Mutagen

N

• Neutron emission
• Neutron source
• Nuclear fission
• Nuclear reaction

P

• Particle radiation
• Magic number (physics)
• Positron emission
• Proton emission

R

• Radiation therapy
• Radioactive tracer
• Radioactive waste
• Radiocarbon dating
• Radionuclide

S

• Sievert
• Spinthariscope
• Spontaneous fission
• Synthetic radioisotope

T

• Trace radioisotope
• Tritium radioluminescence