结果表明，脉冲co 2激光功率密度经三次反射激光聚焦系统达到空气击穿阈值，实验中观察到等离子体发光现象。
The results show: pulse power density from CO2 laser reaches air breakdown threshold through thrice reflecting focus system, and plasma radiation phenomena is observed in the experiment.
这些效应可以用表面等离子体激发和自聚焦理论来解释。
These effects are explained by the surface plasmon polariton Bloch modes and self-focusing theory.
本文从理论上详细地研究了双频激光在等离子体中的共振自聚焦。
In this paper, we have studied theoretically the resonant Self-focusing of two-frequency laser beams in plasmas.
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