iPTF14hls in the circumstellar medium interaction model: A promising candidate for a pulsational pair-instability supernova

Ling-Jun Wang, Liang-Duan Liu, Wei-Li Lin +4

iPTF14hls is a luminous Type II supernova (SN) with a bumpy light curve that remains debated for its origin. It maintains roughly a constant effective temperature and luminosity si…