THE INTERACTIONS OF TRITIUM WITH IRRADIATION DEFECTS IN SOLID BREEDER MATERIALS

被引:14
作者
MORIYAMA, H
OKADA, A
ASAOKA, Y
ITO, Y
机构
[1] Department of Nuclear Engineering, Kyoto University, Sakyo-ku, Kyoto, 606, Yoshida-Honmachi
关键词
D O I
10.1016/0022-3115(91)90219-W
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A post-irradiation annealing experiment was performed to determine the mechanism of reactions of tritium with irradiation-induced defects in a candidate solid breeder material, Li2O. The chemical state distribution of tritium was observed to depend on neutron fluence and to vary with time and temperature during the annealing. The results were analyzed by taking into account the reactions of tritium with irradiation defects and the rate constants were determined. By using the rate constants, a simple model was developed to predict the effect of irradiation on the tritium recovery, that is the production of noncondensable tritium species, at in situ conditions of actual blanket systems. The prediction agreed very well with the observation in an in situ tritium recovery experiment.
引用
收藏
页码:839 / 842
页数:4
相关论文
共 10 条
[1]  
Clinard F., 1986, PHYSICS RAD EFFECTS, V13, P387
[2]   CERAMIC BREEDER MATERIALS [J].
JOHNSON, CE ;
KUMMERER, KR ;
ROTH, E .
JOURNAL OF NUCLEAR MATERIALS, 1988, 155 :188-201
[3]   RECOIL ENERGY EFFECTS AND DEFECT PROCESSES IN NEUTRON-IRRADIATED METALS [J].
KIRITANI, M .
JOURNAL OF NUCLEAR MATERIALS, 1988, 155 :113-120
[4]   INSITU TRITIUM RECOVERY EXPERIMENT FROM LITHIUM-OXIDE UNDER HIGH NEUTRON FLUENCE [J].
KURASAWA, T ;
YOSHIDA, H ;
TAKESHITA, H ;
WATANABE, H ;
MIYAUCHI, T ;
MATUI, T ;
UMEI, H ;
NARUSE, Y .
JOURNAL OF NUCLEAR MATERIALS, 1985, 133 (AUG) :196-200
[5]   DIFFUSION BEHAVIORS OF TRITIUM FORMED IN LITHIUM LEAD ALLOYS BY 14 MEV NEUTRON-IRRADIATION [J].
MORIYAMA, H ;
OISHI, J ;
KAWAMURA, K .
JOURNAL OF NUCLEAR MATERIALS, 1988, 158 :137-142
[6]   THE EFFECT OF FUSION NEUTRON-IRRADIATION ON TRITIUM RECOVERY FROM LITHIUM-SALTS [J].
MORIYAMA, H ;
OISHI, J ;
KAWAMURA, K .
JOURNAL OF NUCLEAR MATERIALS, 1989, 161 (02) :197-203
[7]   THE EFFECT OF 14-MEV NEUTRON-IRRADIATION ON TRITIUM RECOVERY FROM LITHIUM-OXIDE [J].
MORIYAMA, H ;
OISHI, J ;
TERAI, T ;
KAWAMURA, K .
FUSION ENGINEERING AND DESIGN, 1989, 8 :311-315
[8]   IRRADIATION DAMAGES IN LITHIUM-OXIDE [J].
NODA, K ;
ISHII, Y ;
MATSUI, H ;
WATANABE, H .
JOURNAL OF NUCLEAR MATERIALS, 1985, 133 (AUG) :205-208
[9]   STUDY OF RADIATION-DAMAGE IN LI2O BY MEANS OF ELECTRON-SPIN RESONANCE [J].
NODA, K ;
UCHIDA, K ;
TANIFUJI, T ;
NASU, S .
PHYSICAL REVIEW B, 1981, 24 (07) :3736-3742
[10]   CHEMICAL-STATES OF TRITIUM AND INTERACTION WITH RADIATION DAMAGES IN LI2O CRYSTALS [J].
OKUNO, K ;
KUDO, H .
JOURNAL OF NUCLEAR MATERIALS, 1986, 138 (01) :31-35