铁铪双掺铌酸锂晶体的光致散射研究

人工晶体学报, 2009, 38(2): 506-524.

铁铪双掺铌酸锂晶体的光致散射研究

陈洪建 ^1, , 张维连 ^2, , 阎文博 ^3, , 李养贤 ^4,

1.河北工业大学材料科学与工程学院,天津,300130

2.河北工业大学材料科学与工程学院,天津,300130

3.河北工业大学材料科学与工程学院,天津,300130

4.河北工业大学材料科学与工程学院,天津,300130

基金项目: 天津市自然科学基金(09JCYBJC02400) 河北省自然科学基金(F2007000119) 河北省教育厅科研计划(2008113)

关键词：铌酸锂 , 光致散射 , 阈值效应

Study on the Light-induced Scattering in LiNbO3 Crystals Double Doped with Fe and Hf

本文研究了铁铪双掺铌酸锂晶体的光致散射行为,对比了铁铪双掺铌酸锂晶体还原前后的光致散射结果.结果表明:晶体中的锂空位可使晶体暗电导增加并引起光致散射的泵浦光强阈值效应;高泵浦光强下产生的严重光致散射起源于晶体中的较高的三价铁离子浓度.铁铪双掺铌酸锂晶体具有较好的抑制光致散射的能力.

参考文献

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材料期刊网

铁铪双掺铌酸锂晶体的光致散射研究

Study on the Light-induced Scattering in LiNbO3 Crystals Double Doped with Fe and Hf

参考文献