Up-conversion luminescence and temperature characteristics of Tm<sup>3+</sup>, Yb<sup>3+</sup> co-doped CaWO<sub>4</sub> polycrystal material
Acta Physica Sinica
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Acta Phys. Sin  2013, Vol. 62 Issue (24): 240701     doi:10.7498/aps.62.240701
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Up-conversion luminescence and temperature characteristics of Tm3+, Yb3+ co-doped CaWO4 polycrystal material
Zheng Long-Jiang1, Li Ya-Xin1, Liu Hai-Long1, Xu Wei2, Zhang Zhi-Guo2
1. Key Laboratory of Measurement Technology and Instrumentation of Hebei Province, Yanshan University, Qinhuangdao 066004, China;
2. Laboratory of Sono-and Photo-Heranostic Technologies, Harbin Institute of Technology, Harbin 150001, China
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