采用助熔剂提拉法生长得到近化学计量比LiNbO3晶体.用多种方法测定了晶体组分,结果表明生长得到的晶体中[Li2O]含量为49.80%摩尔分数;对晶体缺陷的研究表明晶体质量有待提高,并分析了晶体中出现包裹物的原因.
参考文献
| [1] | Ballman A A .Growth of Piezoelectric and Ferroelectric Materials by the Czochralski Technique[J].Journal of the American Ceramic Society,1965,48:112. |
| [2] | Kaldis E.Chemistry and Physics of Lithium Niobate,In Currebt Topics in Materials Science[M].North-Holland,Amsterdam,1978:481. |
| [3] | Bermudez V;Dutta PS;Serrano MD;Dieguez E .On the single domain nature of stoichiometric LiNbO3 grown from melts containing K2O[J].Applied physics letters,1997(6):729-731. |
| [4] | 陈晓军,李兵,朱登松,李冠告,陈绍林,黄自恒,吴仲康.近化学计量比LiNbO3晶体的生长及其组分测定[J].人工晶体学报,2001(02):129-134. |
| [5] | Malovichko G I;Grachev V G;Yurchenko L P et al.Improvement of LiNbO3 Microstructure by Crystal Growth with Potassium[J].Physica Status Solidi A,1992,133:K29. |
| [6] | Malovichko G I;Grachev V G;Yurchenko L P et al.Characterization of Stoichiometric LiNbO3 Grown from Melts Containing K2O[J].Journal of Applied Physiology,1998,A56:103. |
| [7] | Malovichko G.;Estienne J.;Grachev V.;Kokanyan E. Boulesteix C.;Cerclier O. .LATTICE CONSTANTS OF K- AND MG-DOPED LINBO3 - COMPARISON WITH NONSTOICHIOMETRIC LITHIUM NIOBATE[J].The journal of physics and chemistry of solids,1995(9):1285-1289. |
| [8] | Carruthers J R;Peterson G E;Grasso M;Bridenbaugh P M .[J].Journal of Applied Physics,1971,42:1846. |
| [9] | Bordui P F;Norwood R G;Jundt D H;Fejer M M .[J].Journal of Applied Physics,1992,71:875. |
| [10] | Foldvari I;Polgar K;Voszka R;Balasanyan R N .[J].Crystal Research and Technology,1984,19:1659. |
| [11] | Wohlecke M;Corradi G;Betzler K .Optical Methods to Characterize the Composition and Homogeneity of Lithium Niobate Single Crystal[J].Journal of Applied Physiology,1996,B63:323-330. |
| [12] | Tarasova L S;Skorikov V M .[J].Inorganic Materials,1996,32(04):415-418. |
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%