Silver and palladium help unveil the nature of a second r-processC. J. Hansen, F. Primas, H. Hartman, K.-L. Kratz, S. Wanajo, B. Leibundgut, K. Farouqi, O. Hallmann, N. Christlieb and H. NilssonA&A, 545 (2012) A31DOI: https://doi.org/10.1051/0004-6361/201118643