Min Li, Mingzhong Li, Zhenguo Wang, Xiongwei Yan, Jiangang Zheng, Xinying Jiang, Xiaomin Zhang. Theoretical modeling and experimental investigations of the effective thermal equilibrium time for Yb:YAG crystal[J]. Chinese Optics Letters, 2015, 13(Suppl.): S21412
- Chinese Optics Letters
- Vol. 13, Issue Suppl., S21412 (2015)
Fig. 1. Energy level structure of Yb 3 + τ UL , LL
Fig. 2. Test amplifier scheme. BS, beam splitter; ED, energy detector; SF, spatial filter.
Fig. 3. (a) Seed pulse shape and (b) injection pulse near-field pattern.
Fig. 4. (a) Experimental pulse output fluence as function of the injection fluence and (b) corresponding energy gain curves.
Fig. 5. (a) Fluence fitting error curves; and (b) gain curves at minimal fluence fitting error. Both are with respect to pump currents of 170, 180, 190, and 200 A.
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