本文直接以高纯Zn、Se单质为原料,加入少量碘单质作为反应输运剂,用化学气相输运(CVT)的方法一步成功的生长出了ZnSe单晶.采用XRD、EDS、紫外可见分光光度计和光致发光(PL)技术研究了生长的ZnSe晶体的结构、成份以及光学特性.结果表明,生长的ZnSe单晶具有较好结晶性能,成份接近理想的化学计量比,在500～2000nm范围内透过率达到65%～70%,在1.9～2.5 eV范围内存在与Zn空位和杂质能级相关的发光带.由Zn和Se单质在输运剂I2的辅助下一步直接生长ZnSe单晶是可行的.
参考文献
| [1] | Haase M A;QiuJ;Depuydt J M et al.Blue-green Laser Diodes[J].Applied Physics Letters,1991,59(11):1272-1274. |
| [2] | Kato E.;Nagai M.;Okuyama H.;Kijima S.;Ishibashi A.;Noguchi H. .Significant progress in II-VI blue-green laser diode lifetime[J].Electronics Letters,1998(3):282-284. |
| [3] | Sverbil P P;Gorelik V S;Karuzskii A L et al.Anti-stokes Luminescence in ZnSe Single Crystals at 4.2K[J].Inorganic Materials,2002,38(06):545-547. |
| [4] | 么艳平,刘景和.ZnSe红外窗口材料的性能及其制备[J].人工晶体学报,2006(01):183-187. |
| [5] | Yater J A;Landi G A;Bailey S G.ZnSe Window Layers for GaAs solar Cells[A].Washington,DC,1996:65-67. |
| [6] | 陈明,李淳飞,徐迈,王维彪,夏玉学,马少杰.非线性一维光子晶体光开关与光双稳[J].光子学报,2005(01):98-101. |
| [7] | Vigue F.;Faurie JP.;Tournie E. .ZnSe-based Schottky barrier photodetectors[J].Electronics Letters,2000(4):352-354. |
| [8] | 王占国.半导体材料研究的新进展[J].半导体技术,2002(03):8-12,14. |
| [9] | Carlo Paorici;Giovanni Attolini .Vapour growth of bulk crystals by PVT and CVT[J].Progress in Crystal Growth and Characterization of Materials,2004(0):2-41. |
| [10] | Hiroaki Yoshida;Takashi Fujii;Atsushi Kamata;Yuhji Nakata .Undoped ZnSe Single Crystal Growth by the,Vertical Bridgman Method[J].Journal of Crystal Growth,1992,117(1-4):75-79. |
| [11] | Urbiata A;Fernaade P;Piqueras J et al.Scanning Electron Microscopy Characterization of ZnSe Single Crystals Grown by Solid-phase Reycrystallization[J].Materials Science and Engineering B:Solid State Materials for Advanced Technology,2000,78(02):105-108. |
| [12] | 姚连增.晶体生长基础[M].合肥:中国科学技术大学出版社,1995:409-412. |
| [13] | 方容川.固体光谱学[M].合肥:中国科学技术大学出版社,2001:57,161. |
| [14] | Su C H;Feth S;Wang L J et al.Photoluminescence Studies of ZnSe Staring Materials and Vapor Grown Bulk Crystals[J].Journal of Crystal Growth,2001,224(1-2):32-40. |
| [15] | V. P. Makhnii;N. D. Raranskii;A. M. Sletov;I. V. Tkachenko .Effect of Magnesium Impurity on the Structure, Luminescence, and Reflection Spectrum of ZnSe Crystals[J].Inorganic materials,2004(9):905-908. |
| [16] | Avdonin A N;lvanova G N;Nedeoglo D D et al.Photoluminesence of Iodine-Doped Crystals of ZnSe[J].Journal of Applied Spectroscopy,2003,69(02):244-248. |
| [17] | V.V. Bulatetskii;G.E. Davydyuk;V.S. Manzhara .Optical and Electrical Properties of ZnSe:Cu Ceramics[J].Inorganic materials,2001(3):220-223. |
| [18] | 白大伟,李焕勇,介万奇,李培森,赵海涛.ZnSe薄膜的化学反应辅助热壁外延法生长及特性研究[J].人工晶体学报,2007(01):57-61,65. |
| [19] | Li HY;Jie WQ;Xu KW .Growth of ZnSe single crystals from Zn-Se-Zn(NH4)(3)Cl-5 system[J].Journal of Crystal Growth,2005(1/2):5-12. |
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%