We study SN1987A neutrino events through a likelihood analysis with one-component (cooling) and two-component (accretion and cooling) emission model. We show that there is a 3.2 sigma hint for the initial accretion phase.
Cite
@article{arxiv.0804.4598,
title = {Analysis of Neutrino Signals from SN1987A},
author = {G. Pagliaroli and M. L. Costantini and F. Vissani},
journal= {arXiv preprint arXiv:0804.4598},
year = {2008}
}