Monte Carlo study of particle identification at the CEPC using TPC dE / dx information F. An, S. Prell, C. Chen, J. Cochran, X. Lou and M. Ruan Eur. Phys. J. C, 78 6 (2018) 464 Published online: 08 June 2018 DOI: 10.1140/epjc/s10052-018-5803-3