Submitted by sosodank t3_yf0kz3 in askscience
ehj t1_iu1b126 wrote
Well it actually can :) If you have a photon of the right energy (or several) you can turn a proton into a neutron+positon+electron_neutrino
see this paper which discusses this subject in the regime when absorbing several photons https://iopscience.iop.org/article/10.1088/1367-2630/abf705/meta
sosodank OP t1_iu1bhjy wrote
well hey, there we go! thanks much =]
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