Effects of Cr on H and He trapping and vacancy complexes in V in a fusion environment: a first-principles studyJuan Hua, Yue-Lin Liu, Ming-Wen Zhao and Xiang-Dong LiuEur. Phys. J. B, 90 6 (2017) 119DOI: https://doi.org/10.1140/epjb/e2017-80061-4