Initial performance of the COSINE-100 experiment G. Adhikari, P. Adhikari, E. Barbosa de Souza, N. Carlin, S. Choi, W. Q. Choi, M. Djamal, A. C. Ezeribe, C. Ha, I. S. Hahn et al. (42 more) Eur. Phys. J. C, 78 2 (2018) 107 Published online: 06 February 2018 DOI: 10.1140/epjc/s10052-018-5590-x