2:45 PM - 3:00 PM
*Takeyasu Abe1, Yoshihisa Iida1 (1. JAEA)
Session information
Oral presentation
V. Nuclear Fuel Cycle and Nuclear Materials » 505-2 Waste Disposal and Its Environmental Aspects
[3C09-14] Material
Fri. Sep 9, 2022 2:45 PM - 4:25 PM Room C (E1 Bildg.2F No.22)
Chair:HIRONORI ONOE(NUMO)
3:00 PM - 3:15 PM
[3C10] Radiolysis hydrogen yields of cement constituent crystals
Effect of irradiation temperature on the GH2
*Jun Kumagai1, Keisuke Hosomi2, Shinya Hasegawa3, Kumi Negishi3, Masaya Ida3 (1. IMaSS, Nagoya Univ., 2. Faculty of Engineering, Nagoya Univ., 3. Taiheiyo Consultant)
3:15 PM - 3:30 PM
[3C11] Experiments of bentonite spraying method for the clay plug
(2) Bentonite spraying to an excavated slot at the Horonobe URL
*Shun Kimura1, Masaki Takeda1, Takayuki Motoshima2, Hanae Dan2 (1. JAEA, 2. TAISEI)
3:30 PM - 3:45 PM
*Haruo Sato1 (1. Okayama University)
3:45 PM - 4:00 PM
[3C13] Quantification of changes in physical and chemical characteristics of concrete support in Horonobe Underground Research Laboratory
(1)Overview and initial condition of test specimens
*Akihito Mochizuki1, Matsui Hiroya1, Yusuke Ozaki1, Takayuki Motoshima2, Mayumi Jo2, Masahito Shibata3, Kumi Negishi3, Ryo Sakamoto3 (1. JAEA, 2. TAISEI, 3. Taiheiyo Consultant)
4:00 PM - 4:15 PM
[3C14] Quantification of changes in physical and chemical characteristics of concrete support in Horonobe Underground Research Laboratory
(2)Evaluation of change of specimens put in various environments with time
*masahito shibata1, Kumi Negishi1, Ryo Sakamoto1, Hiroya Matsui2, Akihito Mochizuki2, Yusuke Ozaki2 (1. Taiheiyo Consultant, 2. Japan Atomic Energy Agency)
Time reserved for Chair (4:15 PM - 4:25 PM)