报道了一种具有高脉冲稳定性的100 kHz皮秒脉冲再生放大装置。该放大装置采用激光二极管(LD)端面抽运的Nd:YVO4晶体作为增益介质，RTP晶体作为电光晶体。再生腔的腔型为对称W型，总长1.8 m。分析了皮秒脉冲在再生放大腔中往返次数和再生腔损耗对放大脉冲倍周期分叉现象以及稳定放大时输出功率的影响。抽运功率为30 W时，通过选取最优的往返次数获得了功率为5.3 W的高脉冲稳定性的再生输出，脉冲稳定性均方根(RMS)值小于2%。放大后皮秒脉冲脉宽为13.78 ps，脉冲峰值功率3.84 MW，再生腔输出的光束质量因子M2≤1.5。

A laser diode-pumped picosecond Nd:YVO4 regenerative amplifier system is reported, which produces high stable pulses at 100 kHz repetition rate. RTP crystal is chosen as electro-optical switches to control the output of regenerative amplifier. The amplifier is a symmetrical W type resonator with 1.8 m total length. The effects of round trips number and cavity losses on period doubling bifurcation and maximum output power are analyzed. When pump power is 30 W, the amplifier provides the output power of 5.3 W with pulse stability root mean square (RMS) is less than 2% by choosing the optimal round trips number. The amplified pulse has a pulse duration of 13.78 ps, a peak power of 3.84 MW. The beam quality factor M2 after amplification is less than or equal to 1.5.