Found 2 items, similar to Pair production.
English → English (WordNet) Definition: pair production pair production n : the transformation of a gamma-ray photon into an electron and a positron when the photon passes close to an atomic nucleus [syn: pair creation, pair formation]
English → English (gcide) Definition: Pair production Pair production \Pair" pro*duc"tion\ (Physics) The simultaneous creation of a particle and its antiparticle, such as an electron and positron, from a photon; -- usually due to its interaction with the strong field near a nucleus. [PJC]