1. 1) Tokyo Electric Power Company, Inc., Fukushima Nuclear Accident Analysis Report, Tokyo Electric Power Company, 2012, Oct. 1(English), (Internet), http://www.tepco.co.jp/en/press/corp-com/release/betu12_e/images/120620e0104.pdf, (cited 2018 April 5).
2. 2) D. Klein, M. Corradini, Fukushima Daiichi: ANS Committee Report, American Nuclear Society, 2012, Sep. 18 (English), (Internet), http://fukushima.ans.org/report/Fukushima_report.pdf, (cited 2018 April 5).
3. 3) F. Tanabe, “Analysis of core melt accident in Fukushima Daiichi-Unit 1 Nuclear Reactor,” J. Nucl. Sci. Technol., 48[8], 1135–1139 (2011).
4. 4) M. Takano, T. Nishi, N. Shirasu, “Characterization of solidified melt among materials of UO2 fuel and B4C control blade,” J. Nucl. Sci. Technol., 51[7–8], 859–875 (2014).
5. 5) S. Hirooka, M. Kato, K. Morimoto, A. Komeno, T. Uchida, M. Akashi, “Effect of oxygen-to-metal ratio on properties of corium prepared from UO2 and zircaloy–2,” J. Nucl. Mater., 437, 130–134 (2013).