@article{oai:nifs-repository.repo.nii.ac.jp:00005064, author = {Imagawa, S. and Obana, T. and Hamaguchi, S. and Yanagi, N. and Okamura, T.}, journal = {Annual Report of National Institute for Fusion Science}, month = {2016-03-15}, title = {Estimation of Effective Heat Transfer of the LHD Helical Coils in Comparison with Its Model Coil}, volume = {Annual Report Apr.2009 - Mar.2010}, year = {} }