Qi Yang, Xiaolei Zhu, Jian Ma, Tingting Lu, Xiuhua Ma, Weibiao Chen. Diode-pumped Nd:YLF slab master oscillator power amplifier laser system with 655 mJ output at 50 Hz repetition rate[J]. Chinese Optics Letters, 2015, 13(6): 061401
- Chinese Optics Letters
- Vol. 13, Issue 6, 061401 (2015)
Fig. 1. Schematic of the experimental setup.
Fig. 2. Pump and cooling architecture of the amplifier.
Fig. 3. Output characteristics of the oscillator versus pump energy in the QCW and Q
Fig. 4. Optical spectrum of the Nd:YLF master oscillator.
Fig. 5. Output energies at the pre-amplifier during single-pass and double-pass amplification.
Fig. 6. Output energy after the amplifier as a function of pump energy and the simulation based on the F–N equation.
Fig. 7. Temporal trace of laser pulse: (a) pulse from the oscillator; (b) pulse from the amplifier.
Fig. 8. Beam quality measurement of the MOPA system (50 Hz, 655 mJ pulse energy).
Fig. 9. Far-field beam intensity distribution after amplification.
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