The two-component giant radio halo in the galaxy cluster Abell 2142 T. Venturi, M. Rossetti, G. Brunetti, D. Farnsworth, F. Gastaldello, S. Giacintucci, D. V. Lal, L. Rudnick, T. W. Shimwell, D. Eckert et al. (2 more) A&A, 603 (2017) A125 Published online: 20 July 2017 DOI: 10.1051/0004-6361/201630014