@article{oai:nifs-repository.repo.nii.ac.jp:00004502, author = {Himura, H. and Sugimoto, D. and Hiramatsu, H. and Yamazaki, S. and Okada, H. and Mizuuchi, T. and Sano, F.}, journal = {Annual Report of National Institute for Fusion Science}, month = {2016-03-14}, title = {Summary of Heliotron Non-neutral Plasma Experiments and Study on Image Charge Probe for Measuring Confinement Time}, volume = {Annual Report Apr.2010 - Mar.2011}, year = {} }