*Tomofumi Sakuragi¹, Hidekazu Asano^1,2, Eriko Minari², Tomohiro Okamura², Masahiko Nakase², Kenji Takeshita², Inagaki Yaohiro³, Yuichi Niibori⁴, Seichi Sato⁵ (1. RWMC, 2. Tokyo Tech, 3. Kyushu Univ., 4. Tohoku Univ., 5. Hokkaido Univ.)

10:30 AM - 10:45 AM

[2D03] Technical options of radioactive waste management for the second half of the 21^st Century, in consideration of Pu utilization and less environmentally impacted geological disposal

(14)Thermal property of spent MOX fuel and its effect on geological disposal

*Tomohiro Okamura¹, Eriko Minari¹, Kota Kawai¹, Masahiko Nakase¹, Hidekazu Asano², Kenji Takeshita¹ (1. Laboratory of Advanced Nuclear Energy, Institute of Innovative Research, Tokyo Institute of Technology, 2. Radioactive Waste Management Funding and Research Center)

10:45 AM - 11:00 AM

[2D04] Technical options of radioactive waste management for the second half of the 21^st Century, in consideration of Pu utilization and less environmentally impacted geological disposal

(15)Study on setting a standard case of the MOX vitrified waste disposal and the effect of MA separation to the thermal property

*Eriko Minari¹, Tomohiro Okamura¹, Masahiko Nakase¹, Hidekazu Asano², Kenji Takeshita¹ (1. Tokyo Tech, 2. RWMC)

11:00 AM - 11:15 AM

[2D05] Technical options of radioactive waste management for the second half of the 21^st Century, in consideration of Pu utilization and less environmentally impacted geological disposal

(16)Load evaluation of geological disposal for MOX fuel-derived wastes

*Hidekazu Asano^1,2, Tomofumi Sakuragi¹, Eriko Minari², Tomohiro Okamura², Masahiko Nakase², Kenji Takeshita², Yaohiro Inagaki³, Yuichi Niibori⁴, Seichi Sato⁵ (1. RWMC, 2. Tokyo Tech, 3. Kyushu Univ., 4. Tohoku Univ., 5. Hokkaido Univ. Emeritus)

Time reserved for Chair （11:15 AM - 11:25 AM）

Oral presentation

[2D06-09] Waste 2

Tue. Mar 17, 2020 2:45 PM - 3:55 PM Room D (Lecture Bildg. L 1F L-1)

Chair:Taiji Chida(Tohoku Univ.)

+Add all to schedule

2:45 PM - 3:00 PM

[2D06] Survey result of amount of radioactive wastes generated from research, industrial and medical facilities

*Toko Iwamura¹, Yoshiaki Sakamoto¹, Akihiro Sakai¹, Hisakazu Nakata¹ (1. JAEA )

3:00 PM - 3:15 PM

[2D07] Applicability of original waste analysis method to incineration ash generated from nuclear power plants (Ⅱ)

*mitsushi motoyama¹, yuuji matsunaga², kazuya joko², mitsuru iwasaki³, kentaro aozuka³, kouki ikedo⁴ (1. JGC Corporation, 2. Kansai Electric Power Co.Inc, 3. Tohoku Electric Power Co.,Inc., 4. Chubu Electric Power Company,Incorporated)

3:15 PM - 3:30 PM

[2D08] Development of a decay heat estimation method for various fuel debris

*Masahiro Sakamoto¹, Kenichi Terashima¹, Taichi Matsumura¹, Manabu Fujita², Keisuke Okumura¹ (1. JAEA, 2. JPC)

3:30 PM - 3:45 PM

[2D09] Development of theoretical scaling factor method for ¹³⁵Cs caused by the Fukushima Daiichi NPP accident

*Kenichi Terashima¹, Masahiro Sakamoto¹, Taichi Matsumura¹, Manabu Fujita², Keisuke Okumura¹ (1. JAEA, 2. JPC)

Time reserved for Chair （3:45 PM - 3:55 PM）

Sessions

V. Nuclear Fuel Cycle and Nuclear Materials » 505-2 Waste Disposal and Its Environmental Aspects

[1D01-06] Nuclide Migration

[1D01] Ion Mobility Parameter of Crystalline Rocks in Intact Part

[1D02] Geochemical modeling for groundwater chemistry at crystalline rock area

[1D03] Follow-up survey of environmental transfer parameter values for biosphere assessment

[1D04] The application of Machine learning for reducing the computational load in the particle tracking simulation

(2)The analysis for the influence of extracting path line and apertures on breakthrough curve

[1D05] Changes of mass transfer and porosity distribution in porous media, considering a drying process before the closure of repository

[1D06] Laboratory experiments of the swelling behavior of bentonite buffer due to the mechanical interactions between the buffer and backfill materials

[1D07-10] Organic Matter/Solubility

[1D07] Classification of deep groundwater natural organic matters by fluorescence spectroscopy and multivariate analysis

[1D08] Molecular size distribution of gamma-ray irradiated humic acid complexed with metal ions

[1D09] Solubility of palladium and tin in the presence of α-isosaccharinic acid

[1D10] Structural studies on trivalent lanthanide hydroxides and oxides

[1D11-13] Sorption

[1D11] Effect of pH increase on sorption of Sn and Nb onto montmorillonite

[1D12] A study on mobility of uranyl and europium ions on silica gel by using photoluminescence microspectroscopy

[1D13] Sorption behaviors of cations into altered rock occurred in fault

[2D01-05] Waste 1

[2D01] Technical options of radioactive waste management for the second half of the 21^st Century, in consideration of Pu utilization and less environmentally impacted geological disposal

(12)Evaluation of property of TRU wastes from fast reactor fuel cycle

[2D02] Technical options of radioactive waste management for the second half of the 21^st Century, in consideration of Pu utilization and less environmentally impacted geological disposal

(13)Waste management issues arising from Pu burning in LWR