传统的人工生长大尺寸磷酸二氢钾(KDP)单晶过程中,柱面生长很慢,锥面的生长速度较快.实验利用恒温蒸发溶剂的办法,生长出了截面较大的KDP单晶体(8mm×22mm×45mm).柱面的生长速度较传统的溶液降温法得到了有效提高,尤其是向下的方向更加明显,这主要是液面下降,溶质边界层浓度梯度发生持续变化促使晶体快速生长造成的.为溶液的提纯、预热以及起始温度选择等积累了经验.实验也为后续的晶体生长打下了很好的基础.
参考文献
| [1] | Pritula L,Gayvoronsky V,et al.Effect of incorporation of titanium dioxide nanocrystals on bulk properties of KDP crystals[J].Optical Materials,2011,33(4):623-630. |
| [2] | Ding J X,Wang S L,et al.AFM investigation on step bunching on (100) face of KDP crystal[J].Journal of Inorganic Materials,2010,25(11):1191-1194. |
| [3] | Wang Xiaoding,Li Mingwei,et al.Computational analysis of three-dimensional flow and mass transfer in a non-standard configuration for growth of a KDP crystal[J].Journal of Crystal Growth,2010,312(20):2952-2961. |
| [4] | Yakushkin E D,Efremova E P.Growth conditions and electrical properties of KDP crystals:II.dielectric permittivity measurements[J].Physical Properties of Crytals,2010,55(1):109-113. |
| [5] | Wang Xinglin,Jiang An,et al.Stability of TE electromagnetic waves at the interface of a nonlinear negative refraction material[J].Chinese Journal of Quantum Electronics (量子电子学报),2010,27(3):319-324 (in Chinese). |
| [6] | Ma Huifang,Yang Xingyu.Study on chirps induced by the high-order nonlinear effects in the negative refractive media[J].Chinese Journal of Quantum Electronics (量子电子学报),2009,26(3):346-351 (in Chinese). |
| [7] | Zaitseva N,Atherton J,et al.Design and benefits of continuous filtration in rapid growth of large KDP and DKDP crystal[J].Journal of Crystal Growth,1999,197:911. |
| [8] | Zaitseva N,Garman L.Rapid growth of KDP-type crystal[J].Progress in Crystal Growth and Characterization of Materials,2001,43:27-28. |
| [9] | Srinivasan K,Meera K,Rammasamy P.A contemporary method to enhance the metastable zone width for crystal growth from solution[J].Materials Science and Engineering,2001,84:233-236. |
| [10] | Podder J.The study of impurities effect on the growth and nucleation kinetics of potassium dihydrogen phosphate[J].Journal of Crystal Growth,2002,237:70-75. |
| [11] | Zhang Kecong,Zhang Lehui.The Science and Technology of Crystal Growth (晶体生长科学与技术)[M].Beijing:Science Press,1997:78-79 (in Chinese). |
| [12] | Yang Shangfeng,et al.Rapid growth of KDP crystals with additive[J].Journal of Synthetic Crystals (人工晶体学报),1999,28(1):42-47 (in Chinese). |
| [13] | Kim K M,Temple H E.Growth of optically homogeneous single crystals of Pb5GeO4(VO4)2 from the melt[J].Journal of Crystal Growth,1976,34(2):177-180. |
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