| LY12铝靶激光热烧蚀的实验研究 |
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| 引用本文： | 张可星.LY12铝靶激光热烧蚀的实验研究[J].强激光与粒子束,1990,2(2):226-234. |
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| 作者姓名： | 张可星 |
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| 作者单位： | 西南流体物理研究所 |
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| 摘 要： | 给出波长为1.06μm的两种脉冲持续时间的会聚激光束照射LY12铝靶的热烧蚀结果。由金相显微仪、扫描电镜观察获得的烧蚀坑孔的显微照片表明,在脉冲持续时间为1.6ms光束照射下。铝合金不仅产生强汽化,而且伴随着严重的液相冲刷效应,其热烧蚀率在焦点处为360～500μg/J,在焦前40mm处为45～140μg/J。而在脉宽100ns的单脉冲激光束照射下,铝合金产生强汽化,但未发生液相冲刷,热烧蚀率为4～10μg/J。
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| 关 键 词： | 铝靶 激光 热烧蚀 烧蚀 |
EXPERIMENTAL INVESTIGATION OF LASER ABLATION OF LY12 ALUMINUM ALLOY PLATES |
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| Zhang Kexing Southwest Institute of Fluid Physics.EXPERIMENTAL INVESTIGATION OF LASER ABLATION OF LY12 ALUMINUM ALLOY PLATES[J].High Power Laser and Particle Beams,1990,2(2):226-234. |
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| Authors: | Zhang Kexing Southwest Institute of Fluid Physics |
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| Institution: | Zhang Kexing Southwest Institute of Fluid Physics |
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| Abstract: | |
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| Keywords: | interactions of laser beam with materials laser ablation liquid phaseflushing metallography microscope |
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