Recovering Swift-XRT energy resolution through CCD charge trap mapping C. Pagani, A. P. Beardmore, A. F. Abbey, C. Mountford, J. P. Osborne, M. Capalbi, M. Perri, L. Angelini, D. N. Burrows, S. Campana et al. (6 more) A&A, 534 (2011) A20 Published online: 22 September 2011 DOI: 10.1051/0004-6361/201117660