The phenomenon of pulse self-compression in temperature gradient controlled filamentation is demonstrated.2.0×105 Pa argon gas sealed in quartz tube as the propagation medium,heating up at the focus,forms temperature gradient because of the heat conduction.
研究了温度梯度控制成丝中的自压缩现象。 以充有2.0×105Pa氩气的密闭气体作为成丝介质,在焦点处加热,由热传导形成温度梯度。
参考来源 - 温度梯度控制成丝中的脉冲自压缩·2,447,543篇论文数据，部分数据来源于NoteExpress
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The mechanism of filamentation formed by femtosecond pulse laser beam propagating in atmosphere is investigated.
分析了飞秒激光脉冲在大气中传输时光丝的形成机理。
Inner diameter of capillary has important effect on the spectrum broadening when used to restrict filamentation in high pressure gas.
采用空心毛细管束缚强飞秒激光脉冲在高压强气体中产生的成丝时，空心毛细管芯径对光谱展宽有着重要的影响。
With the incidence power gradually increasing, the beam will undergo optical collapse due to intense focusing, and then the formation of femtosecond multiple filamentation(MF) can be obtained.
继续增加激光入射功率时，光束因强烈聚焦发生崩塌而成多丝结构。
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