Oral presentation

IV. Nuclear Fuel Cycle and Nuclear Materials » 405-1 Radioactive Waste Management

[2L16-20] Vitrification 3

Tue. Mar 28, 2017 4:05 PM - 5:25 PM Room L (16-503 Building No.16)

Chair: Hirohide Kofuji (JAEA)

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4:05 PM - 4:20 PM

[2L16] Development of Recovery Process of Platinum-group Metals from HLLW for Stable Production and Volume Reduction of Homogeneous Vitrified Object

(22)Extraction of Platinum Group Metals from Nitric Acid Solutions Using Thiodiglycolamides and Tertiary Amines

*Michal Cibula¹, Yusuke Inaba¹, Kenji Takeshita¹, Hirokazu Narita² (1. Advanced Nuclear Fuel Cycle Unit, Institute of Innovative Research, Tokyo Institute of Technology, 2. Resources Refining Chemistry Research Group, Environmental Management Research Institute, National Institute of Advanced Industrial Science and Technology)

4:20 PM - 4:35 PM

[2L17] Development of Recovery Process of Platinum-group Metals from HLLW for Stable Production and Volume Reduction of Homogeneous Vitrified Object

(23)Evaluation of Total Process for Recovery of Platinum-group Metals and Molybdenum from HLLW

*Kenji Takeshita¹, Yoshio Nakano¹, Yusuke Inaba¹, Hideharu Takahashi¹, Miki Harigai¹, Jun Onoe², Shinta Watanabe², Yasuo Ayame³, Ippei Amamoto³, Takashi Ohnishi³ (1. Tokyo Institute of Technology, 2. Nogoya University, 3. Japan Atomic Energy Agency)

4:35 PM - 4:50 PM

[2L18] Evaluation of noble metal and YP behavior based on the cold cap formation in glass melter

*Masahiro Yoshioka¹, Atsushi Yamazaki¹, Yuusuke Watanabe¹ (1. Reprocessing Plant, Japan Nuclear Fuel Limited)

4:50 PM - 5:05 PM

[2L19] Reduction and Resource Recycling of High-level Radioactive Wastes through Nuclear Transmutation

Decomposition of Vitrified Wastes and Elution Behavior of Simulated Nuclides in Acidic Aqueous System

*Koichiro Takao¹, Takahiro Mori¹, Akihiro Uehara², Yasuhisa Ikeda¹ (1. TokyoTech, 2. Kyoto Univ.)

5:05 PM - 5:20 PM

[2L20] Local structural analysis of simulated HLLW in borosilicate glass containing vanadium oxide by EXAFS

*Haruaki Matsuura¹, Yuri Tajimi¹, Kei Shiina¹, Takafumi Uchiyama¹, Taku Hashimoto², Hidenori Kawashima², Toshiaki Kakihara² (1. Tokyo City University, 2. IHI)

Time reserved for Chair (5:20 PM - 5:25 PM)

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