Pressure-temperature phase diagram of charge ordering in Nd1/2Sr1/2MnO3 P. Maselli, D. Nicoletti, A. Nucara, F. M. Vitucci, A. Irizawa, K. Shoji, T. Nanba and P. Calvani EPL, 92 4 (2010) 47001 Published online: 18 November 2010 DOI: 10.1209/0295-5075/92/47001