[1A15-20] 1F fuel debris 2

5:20 PM - 5:35 PM JST(8:20 AM - 8:35 AM UTC)

[1A19] Analysis of fuel debris obtained from inside the pedestal of Unit 2 of Fukushima Daiichi Nuclear Power Station(19) Characterization of fuel debris by synchrotron radiation analysis

*Tohru Kobayashi¹, Masaaki Kobata¹, Hajime Tanida¹, Yoshihiro Okamoto¹, Toru Kitagaki¹, Shingo Suzuki¹, Koji Maeda¹, Masato Mizokami², Shinya Mizokami² (1. JAEA, 2. TEPCO HD)

Keywords:

Fukushima Daiichi Nuclear Power Station,Debris,Synchrotron radiation,Chemical state,Crystal structure

Synchrotron radiation analyses have been conducted to characterize the chemical states and crystal structures of constituent elements in fuel debris. In this presentation, based on the latest analytical results, the characteristics of the first retrieved debris sample revealed through these analyses will be summarized.