A possible Macronova in the late afterglow of the `long-short' burst GRB 060614

Bin Yang, Zhi-Ping Jin, Xiang Li +6

Long-duration ($>2$ s) $\gamma$-ray bursts that are believed to originate from the death of massive stars are expected to be accompanied by supernovae. GRB 060614, that lasted 102 s, la…