有关氦与辐照缺陷的相互作用已有不少系统性的工作,但对氢与辐照缺陷的相互作用的研究不多.特别是氢的同位素氘或者氚存在于核聚变反应堆中,关于氢的同位素效应对辐照损伤的研究工作很少.采用离子加速器在室温下对纯铁注入氘离子,经500℃时效1h后,研究了电子辐照下位错环的演变过程并讨论了同位素效应对位错环偏压的影响.实验表明,随辐照剂量的增加,空位型位错环的尺寸逐渐减小直至消失.由于注氘纯铁中的位错偏压小,其空位型位错环缩小的速率比注氢纯铁中空位型位错环小,由此可以推断注氘纯铁比注氢纯铁抗辐照损伤性能好.
参考文献
| [1] | Klueh RL;Nelson AT .Ferritic/martensitic steels for next-generation reactors[J].Journal of Nuclear Materials: Materials Aspects of Fission and Fusion,2007(1/3):37-52. |
| [2] | Ye Linsen;Xian Xiaobin;Chi Yonggang et al.Study of performance of hot isostatic pressing pure vanatium[J].Journal of Functional Materials,2011,42:908-911. |
| [3] | Hunn J D;Lee E H;Byun T S et al.Helium and hydrogen induced hardening in 316LN stainless steel[J].Journal of Nuclear Materials,2000,282:131-136. |
| [4] | Gary S W.Fundamentas of irradiation materials science[M].New York:springer-verlag,2007:144. |
| [5] | 金石声,朱林山,苟富均,谢泉.低能He+、Ar+、Xe+轰击SiC的蒙特卡诺模拟[J].功能材料,2007(10):1590-1593,1596. |
| [6] | Schaublin R;Henry J;Dai Y .Helium and point defect accumulation: (i) microstructure and mechanical behaviour[J].Comptes rendus. Physique,2008(3/4):389-400. |
| [7] | Lee EH.;Byun TS.;Mansur LK.;Hunn JD. .Effects of helium on radiation-induced defect microstructure in austenitic stainless steel[J].Journal of Nuclear Materials: Materials Aspects of Fission and Fusion,2000(1):18-24. |
| [8] | Chernov II.;Kalashnikov AN.;Kahn BA.;Binyukova SY. .Gas bubbles evolution peculiarities in ferritic-martensitic and austenitic steels and alloys under helium-ion irradiation[J].Journal of Nuclear Materials: Materials Aspects of Fission and Fusion,2003(2/3):341-345. |
| [9] | Binyukova SY;Chernov II;Kahn BA;Swe T .Effectiveness of helium bubbles as traps for hydrogen[J].Journal of Nuclear Materials: Materials Aspects of Fission and Fusion,2007(a):500-504. |
| [10] | Wright, G.M.;Mayer, M.;Ertl, K.;De Saint-Aubin, G.;Rapp, J. .TMAP7 simulations of deuterium trapping in pre-irradiated tungsten exposed to high-flux plasma[J].Journal of Nuclear Materials: Materials Aspects of Fission and Fusion,2011(1s):S636-S640. |
| [11] | M.R. Gilbert;Z. Yao;M.A. Kirk;M.L. Jenkins;S.L. Dudarev.Vacancy defects in Fe: Comparison between simulation and experiment[J].Journal of Nuclear Materials: Materials Aspects of Fission and Fusion,2009:36-40. |
| [12] | Wolfenden A .A rapid method of deducing the nature of irradiation induced dislocation loops[J].Micron,1998,9:211-214. |
| [13] | Takahashi H;Takeyama T;Ohnuki S.Effect of the interaction between solute atoms and defects on formation of defect clusters[M].Univ Tokyo,1982:861-864. |
| [14] | Osetsky YN.;Serra A.;Singh BN.;Golubov SI.;Bacon DJ. .Stability and mobility of defect clusters and dislocation loops in metals[J].Journal of Nuclear Materials: Materials Aspects of Fission and Fusion,2000(0):65-77. |
| [15] | Arakawa K;Kiritani M .Spatial distribution of nuclea tion of point defect clusters in irradiated metals[J].J Nuct Mater,1996,239:1-6. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%