TLD efficiency calculations for heavy ions: an analytical approach Daria Boscolo, Emanuele Scifoni, Antonio Carlino, Chiara La Tessa, Thomas Berger, Marco Durante, Valeria Rosso and Michael Krämer Eur. Phys. J. D, 69 12 (2015) 286 Published online: 18 December 2015 DOI: 10.1140/epjd/e2015-60208-3