Abstract
A laser diodes dual-end-pumped 1064 nm pulsed laser based on two Nd:LuAG crystal slabs using a quarter-wave plate to reduce depolarization loss is reported. The experimental results showed that both the degree of polarization and conversion efficiency increased. The electro-optic Q-switched operation was realized at a repetition rate of 500 Hz with single pulse energy of 13 mJ output. Its slope efficiency and optical-to-optical efficiency were 24 and 20 % respectively. The shortest pulse width of 9 ns was recorded, corresponding to an output peak power as high as 1.4 MW for each pulse. The beam quality factors of the pulsed laser were \( {\text{M}}_{\text{x}}^{2} = 1.7 \) and \( {\text{M}}_{\text{y}}^{2} = 1.85 \).
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Ma, J., Lu, T., Zhang, P. et al. Actively Q-switched laser performance of Nd:LuAG crystal with birefringence compensator. Opt Quant Electron 47, 3213–3220 (2015). https://doi.org/10.1007/s11082-015-0201-7
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DOI: https://doi.org/10.1007/s11082-015-0201-7