摘要
We report the superbroadband photoluminescence extending from 1.3 to 1.7 μm in Neodymium(Nd 3+)/Thulium(Tm 3+)/Erbium(Er 3+) codoped fluorotellurite glasses under 793 nm excitation. This superbroadband luminescence is contributed by the Nd 3+: 4F 3/2→ 4I 13/2, Tm 3+: 3H 4→ 3F 4, and Er 3+: 4I 13/2→ 4I 15/2 transitions that lead to broadband emissions located at 1.34, 1.47, and 1.53 μm, respectively. Broadband emission spectrum is also obtained in the ion-exchanged planar waveguide fabricated on Nd 3+/Tm 3+/Er 3+ codoped fluorotellurite glass. The results indicate that other than active Bismuth (Bi), Chromium (Cr), Nickel (Ni), and other chemical elements, Nd 3+/Tm 3+/Er 3+ codoping is a promising alternative for the broadband luminescence sources covering the expanded low-loss window.
| 源语言 | 英语 |
|---|---|
| 期刊论文编号 | 6170545 |
| 页(从-至) | 924-926 |
| 页数 | 3 |
| 期刊 | IEEE Photonics Technology Letters |
| 卷 | 24 |
| 期 | 11 |
| DOI | |
| 出版状态 | 已出版 - 2012 |
| 已对外发布 | 是 |
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