Multiphoton ultraviolet and visible upconversion luminescence of Tm 3+Yb 3+ co-doped oxyfluoride glass
| Autor: | Chen, Xiaobo, Wang, Yafei, Song, Zengfu, Sawanobori, N., Ohtsuka, M. |
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| Zdroj: | In Optics Communications 2007 277(2):335-341 |
| Databáze: | ScienceDirect |
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