Population of lasing erbium levels in YLF : Er 3+ crystals under upconversion cw LD pumping
| Autor: | Tkachuk, A.M., Razumova, I.K. *, Malyshev, A.V., Gapontsev, V.P. |
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| Zdroj: | In Journal of Luminescence 2001 94:317-320 |
| Databáze: | ScienceDirect |
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