Landau pole
energy scale (10²⁸⁶ eV) at which the interaction strength of quantum electrodynamics becomes infinite when computed perturbatively
en-GB/ˈlændaʊ ˈpəʊl/
en-US/ˈlænˌdaʊ ˈpoʊl/
energy scale (10²⁸⁶ eV) at which the interaction strength of quantum electrodynamics becomes infinite when computed perturbatively