Lattice QCD studies on baryon interactions in the strangeness -2 sector with physical quark masses Kenji Sasaki, Sinya Aoki, Takumi Doi, Shinya Gongyo, Tetsuo Hatsuda, Yoichi Ikeda, Takashi Inoue, Takumi Iritani, Noriyoshi Ishii and Takaya Miyamoto EPJ Web Conf., 175 (2018) 05010 Published online: 26 March 2018 DOI: 10.1051/epjconf/201817505010