Blar i Institutt for fysikk på tidsskrift "PHYSICAL REVIEW D"
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Scattering amplitudes of massive Nambu-Goldstone bosons
(Journal article; Peer reviewed, 2018)Massive Nambu-Goldstone (mNG) bosons are quasiparticles the gap of which is determined exactly by symmetry. They appear whenever a symmetry is broken spontaneously in the ground state of a quantum many-body system and at ...