Xiafei Xu, Gang Xie, Yanhua Lu, Lei Zhang, Min Wan. Long-pulse, single-frequency 1064 nm laser and frequency doubling[J]. High Power Laser Science and Engineering, 2015, 3(3): 03000001
- High Power Laser Science and Engineering
- Vol. 3, Issue 3, 03000001 (2015)
Fig. 1. Schematic diagram of the high-repetition-rate, long-pulse, single-frequency seed laser.
Fig. 2. Schematic diagram of the MOPA construction.
Fig. 3. SHG efficiency of (a) an ideal Gaussian laser beam (
) and (b) a non-perfect Gaussian laser beam (
).
) and (b) a non-perfect Gaussian laser beam (). Fig. 4. Output laser power and beam quality (
) of each amplifier.
) of each amplifier. Fig. 5. Waveform of the output pulse from the main amplifier.
Fig. 6. Linewidth of main amplifier output laser measurement.
Fig. 7. (a) Beam profile and 
of the single-frequency green laser, and (b) far-field and (c) near-field beam profiles of the fundamental laser.
of the single-frequency green laser, and (b) far-field and (c) near-field beam profiles of the fundamental laser. 
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