2017 Volume 2 Pages 15-19
A road map is required to facilitate the research and development of SSPS, as a proposal from the SSPS community to the public. There are 5 important issues to be considered in the development of SSPS road map; (1) a clear and specific goal, (2) a common target in the SSPS community, (3) high technical feasibilities, (4) the goal within 30 years, and (5) go/no go decision at the major milestones based on objective evaluation.