Enhanced green and red upconversion and 2.7 μm emission from Er3+/Tm3+ co-doped bismuth germanate glass
| Autor: | Zhao, Guoying, Kuan, Pei-Wen, Fan, Huiyan, Hu, Lili |
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| Zdroj: | In Optical Materials March 2013 35(5):910-914 |
| Databáze: | ScienceDirect |
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