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Electroweak Quintessence Axion Revisited in Light of Swampland Conjectures



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PIRSA Number: 
19110047

Abstract

It is a curious numerology that the dynamical scale associated with the instanton of the electroweak SU(2) gauge group is approximately the energy scale of dark energy. We revisit this electroweak quintessence axion scenario, taking into account observational as well as swampland constraints.