A hybrid type Ia supernova with an early flash triggered by helium-shell detonation
Jiachen Jiang, M. Doi, K. Maeda, T. Shigeyama, K. Nomoto, N. Yasuda, S. Jha, Masaomi Tanaka, T. Morokuma, N. Tominaga, Ž. Ivezić, P. Ruiz-Lapuente, M. Stritzinger, P. Mazzali, C. Ashall, J. Mould, D. Baade, N. Suzuki, A. Connolly, F. Patat, Lifan Wang, P. Yoachim, David O. Jones, H. Furusawa, S. Miyazaki
Nature