New light in nuclear physics: The extreme light infrastructure D. L. Balabanski, R. Popescu, D. Stutman, K. A. Tanaka, O. Tesileanu, C. A. Ur, D. Ursescu and N. V. Zamfir EPL, 117 2 (2017) 28001 Published online: 10 March 2017 DOI: 10.1209/0295-5075/117/28001