@article{oai:nifs-repository.repo.nii.ac.jp:00004421, author = {Hata, S. and Saeki, Y. and Shimada, Y. and Ikeda, K. and Nakashima, H. and Hishinuma, Y.}, journal = {Annual Report of National Institute for Fusion Science}, month = {2016-03-14}, title = {Optimum B/Mg Ratio of Precursor Powder for MgB2 Wire Fabrication by an in-situ Powder-in-tube Process with Mg2Cu Addition}, volume = {Annual Report Apr.2013 - Mar.2014}, year = {} }