为进一步阐明ZnO白漆的辐照损伤与光学性能退化机理,在模拟的空间环境下对S781白漆进行了150keV质子辐照实验.质子辐照后,在原位条件下测试了光谱反射系数和太阳吸收比的退化规律,并利用模拟仿真和光致荧光光谱研究了ZnO白漆与质子间的微观交互作用和辐照诱发缺陷.结果表明,质子辐照下ZnO颜料发生电离生成-1价锌空位,是S781白漆出现b带吸收和光学性能退化的主要原因.此外,本工作支持了ZnO绿带荧光源于锌空位的第一原理计算结果.
参考文献
[1] | FOGDALL L B;LEET S J;WILKINSON M C et al.Effects of electrons,protons and ultraviolet radiation on spacecraft thermal control materials AIAA Paper No.99-3678[R].Seattle,WA:American Institute of Aeronautics & Astronautics,1999. |
[2] | Tonon C.;Teyssedre G.;Dinguirard M.;Duvignacq C. .Degradation of the optical properties of ZnO-based thermal control coatings in simulated space environment[J].Journal of Physics, D. Applied Physics: A Europhysics Journal,2001(1):124-130. |
[3] | 王旭东,顾鹏飞,李春东,何世禹,杨德庄.ZnO白漆空间性能退化的地面恢复与保护研究[J].材料工程,2011(01):7-10,16. |
[4] | 肖海英,李春东,杨德庄,李质磊,何世禹.低能质子辐照对ZnO白漆光学性能退化的影响[J].强激光与粒子束,2008(08):1369-1372. |
[5] | 肖海英,李春东,杨德庄,何世禹.低能质子辐照ZnO/silicone白漆产生微观损伤的红外光谱研究[J].强激光与粒子束,2008(07):1215-1219. |
[6] | Xiao HY;Li CD;Sun MR;Yang DZ;Di MW;He SY .An analysis on optical degradation of ZnO/silicone white paint under proton exposure[J].Nuclear Instruments and Methods in Physics Research, Section B. Beam Interactions with Materials and Atoms,2008(1):86-92. |
[7] | Xiao HY;Li CD;Yang DZ;He SY .Optical degradation of silicone in ZnO/silicone white paint irradiated by < 200 keV protons[J].Nuclear Instruments and Methods in Physics Research, Section B. Beam Interactions with Materials and Atoms,2008(15):3375-3380. |
[8] | 刘宇明,冯伟泉,丁义刚,郑慧奇,赵雪.S781白漆在空间辐照环境下物性变化分析[J].航天器环境工程,2007(04):235-238. |
[9] | 冯伟泉,王荣,丁义刚,曾一兵,刘宇明.低能质子对卫星热控涂层太阳吸收率的影响[J].中国空间科学技术,2007(06):42-47. |
[10] | 冯伟泉,丁义刚,闫德葵,刘学超,王伟,李冬梅.空间电子、质子和紫外综合辐照模拟试验研究[J].航天器环境工程,2005(02):69-72. |
[11] | Janotti A;de Walle CGV .Native point defects in ZnO[J].Physical review, B. Condensed matter and materials physics,2007(16):165202-1-165202-22-0. |
[12] | KOHAN A F;CEDER G;MORGAN D et al.First-principles study of native point defects in ZnO[J].Physical Review B,2000,61(22):15019-15027. |
[13] | SMITH J M;VEHSE W E .ESR of electron irradiated ZnO confirmation of the F+ center[J].Physics Letters A,1970,31(03):147-148. |
[14] | Evans SM;Giles NC;Halliburton LE;Kappers LA .Further characterization of oxygen vacancies and zinc vacancies in electron-irradiated ZnO[J].Journal of Applied Physics,2008(4):43710-1-43710-7-0. |
[15] | A. Teke;UE. Oezguer;S. Dogan;X. Gu;H. Morkoc;B. Nemeth;J. Nause;H. O. Everitt .Excitonic fine structure and recombination dynamics in single-crystalline ZnO[J].Physical review, B. Condensed matter and materials physics,2004(19):195207.1-195207.10. |
[16] | (O)ZG(U)R(U);MORKOC H.Zinc Oxide Bulk,Thin Films and Nanostructures[M].Oxford:Elsevier,2006 |
[17] | NEUGEBAUER J;WALLE Van de C G .Gallium vacancies and the yellow luminescence in GaN[J].Applied Physics Letters,1996,69(04):503-505. |
[18] | VEHSE W E;SIBLEY W A;KELLER F J .Radiation damage in ZnO single crystals[J].Physical Review,1968,167(03):828-836. |
[19] | Selim FA;Weber MH;Solodovnikov D;Lynn KG .Nature of native defects in ZnO[J].Physical review letters,2007(8):5502-1-5502-4-0. |
[20] | MOOKHERJI T .Electron spin resonance of ultraviolet radiation induced defects in ZnO thermal control coating pigment[J].Physical Status Solidi A Applied Research,1972,13(01):293-301. |
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%