利用高温固相反应法合成出Pb2 [B5O9]Br硼酸盐粉末.采用PbO-NaF做复合助熔剂,利用顶部籽晶法获得了3 mm ×3 mm ×1.5 mm的透明单晶,X射线粉末衍射数据显示,该晶体属正交晶系,Pnn2空间群,晶胞参数为a=1.1524(1) nm, b=1.1431(1) nm, c=0.65399(3) nm. 红外光谱测量证实晶体结构中含有BO3-3和BO5-4基团.反射光谱表明Pb2 [B5O9]Br的紫外吸收边在250 nm左右.Pb2 [B5O9]Br粉末倍频效应(SHG)测试表明该化合物具有非线性光学效应,信号强度约等同于β-BaB2O4.
参考文献
| [1] | Chen C;Wu B;Jiang A .A New Ultraviolet SHG Crystal β-BaB2O4[J].Science in China(Series B),1985,B28:235-243. |
| [2] | Chen C;Wu Y;Jiang A .New Nonlinear-optical Crystal:LiB3O3[J].Journal of the Optical Society of America,1989,B6:616-621. |
| [3] | 陈创天.紫外、深紫外非线性光学晶体探索十年回顾[J].人工晶体学报,2001(01):36-42. |
| [4] | Wu Y;Sasaki T;Nakai S .CsB3O5:A New Nonlinear Optical Crystal[J].Applied Physics Letters,1993,62(21):2614-2615. |
| [5] | Ye N.;Jiang J.;Wu BC.;Chen CT.;Feng BH.;Zhang XL.;Zeng WR. .New nonlinear optical crystal K2Al2B2O7[J].Journal of the Optical Society of America, B. Optical Physics,2000(5):764-768. |
| [6] | 吴以成.B3O7基团型硼酸盐非线性光学晶体研究进展[J].人工晶体学报,2001(01):43-48. |
| [7] | Yicheng Wu;Jianguo Liu;Peizhen Fu;Junxing Wang;Huyun Zhou;Guofu Wang;Chuangtian Chen .A new lanthanum and calcium borate La_2CaB_(10)O_(19)[J].Chemistry of Materials,2001(3):753-755. |
| [8] | 张承乾,王继扬,吴以成,戚华,胡小波,魏景谦,刘耀岗,刘宏.深紫外激光倍频新晶体KBe2BO3F2[J].功能材料,2001(06):595-597. |
| [9] | Wang J;Fu P;Wu Y .Growth of Characterization of PbxSr1-xB4O7 Solid Solution Crystals[J].Journal of Crystal Growth,1993,132(1-2):329-330. |
| [10] | E. L. Belokoneva;Yu. K. Kabalov;O. V. Dimitrova;S. Yu. Stefanovich .New Hilgardite-Group Polyborate Pb_2[B_5O_9]Br with High Optical Nonlinearity[J].Crystallography reports,2003(1):44-48. |
| [11] | Machida K I;Adachi G Y;Yasioka N .Crystal Structure of Europium(II)Bromoborate[J].Inorganic Chemistry,1980,19:3807-3811. |
| [12] | 张国春,吴以成,傅佩珍,王国富,郭范,陈创天.一种新的非线性光学材料-Na3Sm2（BO3）3[J].人工晶体学报,2001(03):227-231. |
| [13] | Kurtz S K;Perry T T .A Powder Technique for the Evaluation of Nonlinear Optical Materials[J].J.Appl.Phys,1968,39(08):3798-3812. |
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%