COUPLING OF nTRACER TO COBRA-TF FOR HIGH-FIDELITY ANALYSIS OF VVERs Marianna Papadionysiou, Kim Seongchan, Mathieu Hursin, Alexander Vasiliev, Hakim Ferroukhi, Andreas Pautz and Joo Han Gyu EPJ Web Conf., 247 (2021) 02008 Published online: 22 February 2021 DOI: 10.1051/epjconf/202124702008