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钕离子1.3μm波段放大特性和浓度猝灭研究

厉旭杰 李虎雄

引用本文:
Citation:

钕离子1.3μm波段放大特性和浓度猝灭研究

    作者简介: 厉旭杰(1981- ),男,硕士,助理实验师,主要从事稀土掺杂激光玻璃和光纤方面的研究,E-mail:lixujie101@yahoo.com.cn.
  • 中图分类号: 0614.33+5

1.3μm emission and concentration quenching in Nd3+-doped glass

  • CLC number: 0614.33+5

  • 摘要: 为了研究Nd3+的摩尔分数对1.3μm处荧光的影响,采用常规的熔融方法制备了钕离子掺杂的0.70TeO2-(0.30-x)WO3-xNd2O3(摩尔分数x为0.001,0.003,0.005,0.007,0.01)玻璃系统,得到了Nd3+ 1.3μm荧光光谱,同时还研究了荧光峰值波长的有效线宽和受激发射截面与Nd3+摩尔分数的关系。根据Dexter能量转移理论计算了Nd3+在碲酸盐玻璃中能量转移参量Cd,d(4F3/2,4I9/2→4I9/2,4F3/2)和Cd,a(4F3/2,4I9/2→4I15/2,4I15/2和4F3/2,4I9/2→4I13/2,4I15/2)值和相应发生浓度猝灭的临界距离Rd,d和Rd,a。结果表明,随着Nd3+的掺杂摩尔分数增加,荧光强度也逐渐增加,到0.005时达到最大;随后当Nd3+的摩尔分数大于0.005时,荧光强度逐渐降低。
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    XU S Q,YANG Z M,DAI S X,et al.Spectroscopic properties and Judd-Ofelt theory analysis of Er3+-doped heavy metal oxyfluoride silicate glass[J].Journal of the Chinese Rare Earth Society,2003,21(2):137-142(in Chinese).
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    CASTILLO J D,RAMOS J M,YANES A C,et al.Gain cross-section of 1.06μm emission in Nd3+-doped SiO2-LaF3 glass-ceramics prepared by sol-gel method[J].Journal of Non-Crystalline Solids,2008,354(18):2000-2003.
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出版历程
  • 收稿日期:  2008-12-08
  • 录用日期:  2009-03-03
  • 刊出日期:  2010-01-25

钕离子1.3μm波段放大特性和浓度猝灭研究

    作者简介: 厉旭杰(1981- ),男,硕士,助理实验师,主要从事稀土掺杂激光玻璃和光纤方面的研究,E-mail:lixujie101@yahoo.com.cn
  • 1. 温州大学, 物理与电子信息工程学院, 温州, 325035;
  • 2. 宁波大学, 信息科学与工程学院, 宁波, 315211

摘要: 为了研究Nd3+的摩尔分数对1.3μm处荧光的影响,采用常规的熔融方法制备了钕离子掺杂的0.70TeO2-(0.30-x)WO3-xNd2O3(摩尔分数x为0.001,0.003,0.005,0.007,0.01)玻璃系统,得到了Nd3+ 1.3μm荧光光谱,同时还研究了荧光峰值波长的有效线宽和受激发射截面与Nd3+摩尔分数的关系。根据Dexter能量转移理论计算了Nd3+在碲酸盐玻璃中能量转移参量Cd,d(4F3/2,4I9/2→4I9/2,4F3/2)和Cd,a(4F3/2,4I9/2→4I15/2,4I15/2和4F3/2,4I9/2→4I13/2,4I15/2)值和相应发生浓度猝灭的临界距离Rd,d和Rd,a。结果表明,随着Nd3+的掺杂摩尔分数增加,荧光强度也逐渐增加,到0.005时达到最大;随后当Nd3+的摩尔分数大于0.005时,荧光强度逐渐降低。

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