noun
gamma decay
Physics term for a type of radioactive decay in which an excited nucleus emits a gamma ray.
γ崩壊では、原子核から高エネルギーの光子が放出される。
In gamma decay, a high-energy photon is emitted from the atomic nucleus.
Standard technical spelling using the Greek letter γ.
Kana spelling of the Greek letter; common in less technical contexts or when Greek letters are unavailable.
Compound of γ (gamma) and 崩壊 (collapse/decay). The term is a direct translation of the English 'gamma decay', used in nuclear physics.