Research Field and Overview RIKEN's research is based on comprehensiveness and interdisciplinarity, and with free thinking as its basic philosophy, RIKEN promotes research that goes beyond the boundaries of conventional research fields, while at the same time responding to the needs of society from a strategic perspective. RIKEN invites applications for the position of Team Leader (Principal Investigator) to serve in a leadership position in the following research area. The successful candidate will be responsible for directing research projects from a medium-to-long-term perspective. The superconducting in-flight radioactive-isotope (RI) separator BigRIPS is one of the core experimental devices of the RIKEN RI Beam Factory (RIBF), which produces an