Optical properties of Nd doped Bi2O3-PbOGa2O3 glasses

被引:43
作者
Kassab, LRP
Tatumi, SH
Mendes, CMS
Courrol, LC
Wetter, NU
机构
[1] Fac Tecnol Sao Paulo, Ctr Estadual Educ Tecnol Paula Souza, Lab Vidros & Datacao, BR-01124060 Sao Paulo, Brazil
[2] IPEN CNEN SP, Ctr Lasers & Aplicacoes, Sao Paulo, Brazil
来源
OPTICS EXPRESS | 2000年 / 6卷 / 04期
关键词
D O I
10.1364/OE.6.000104
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The optical properties of a new family of neodymium doped BPG (Bi2O3-PbO-Ga2O3) glasses are presented. We measured a high refractive index, of 2.5, and a transmission cutoff in the far infrared at 8 mu m. Three emission bands are observed centered at 877nm, 1066nm and 1341nm. The emission cross-section is 10(-20) cm(2) and the total spectral linewidth is 30nm at 1066nm. The Judd-Ofelt parameters are calculated and used to evaluate transition probability, radiative lifetime and branching ratios. The optical properties of these Nd: BPG glasses show promise for their use as a new active laser material. (C) 2000 Optical Society of America.
引用
收藏
页码:104 / 108
页数:5
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