Similar to ガンマ線透過写真撮影作業主任者

Ionizing radiation

Template:Radiation

774–775 carbon-14 spike

Decay chain#Actinium series

Argon–argon dating

Alpha decay

Alpha particle

Cathode ray

Cosmic ray

Decay chain#Radium series (also known as uranium series)

Uranium–thorium dating

Uranium–lead dating

X-ray

European Committee on Radiation Risk

Geiger–Nuttall law

Decay scheme

Nuclear isomer#Decay processes

Medical radiography#Diagnostic radiography

Image-guided radiation therapy

K–Ar dating