Long-term Transmission Characteristics of CYTOP Fiber Exposed to Gamma Radiation Ivan Chapalo, Andrei Gusarov, Damien Kinet, Karima Chah, Ying-Gang Nan and Patrice Mégret EPJ Web Conf., 253 (2021) 06003 Published online: 19 November 2021 DOI: 10.1051/epjconf/202125306003