Talk:Quantum mechanical scattering of photon and nucleus

Needs more words
Article needs more words. 178.39.122.125 (talk) 15:56, 19 January 2016 (UTC)

see also: https://en.wikipedia.org/wiki/Pair_production — Preceding unsigned comment added by 37.114.94.202 (talk) 13:43, 20 May 2016 (UTC)