Using statistical methods and numerical simulation, the far-field description methods for high power ultra-short pulse laser were established.
以随机统计和数值模拟为研究手段，对高功率超短脉冲激光的远场描述方法进行了分析研究。
Conversion efficiency and pulse wave-forms will be affected by many factors due to the wide spectrum range and high intensity density of ultra-short pulses.
由于超短脉冲具有较宽的光谱范围及较高功率密度，倍频转换效率和谐波脉冲波形将受到许多因素的影响。
Due to its unique features, ultra-short pulse source have been widely used in many fields. To produce the ultra-short optical pulses, people often utilize the mode-locking technology.
超短脉冲光源凭借着其特有的性质在众多领域都得到了广泛的应用，而锁模技术是产生超短光脉冲的常用方法。
Differing from the long pulse laser the ultra short laser will deposit its energy on the surface of the solid target in very short time and produce solid dense plasmas.
超短脉冲激光照射固体靶时可将其能量在极短的时间内沉积在靶表面一个极小的空间范围内，在固体靶表面产生固体密度的等离子体。
A converter of ultra wide spectrum bipolar pulse with a parallel connected short circuit transmission line is designed.
研制了一个带并联短路支节的超宽谱双极脉冲转换器并给出其工作原理和波过程分析。
In this paper, the problem of surge radiation and ionization of bound electron in the interaction of ultra-short laser pulse and partial ionized plasma was studied for the first time.
第一次讨论了超强超短激光与部分离化等离子体相互作用中，束缚电子的振荡辐射和电离问题。
The key of Ultra-wideband(UWB) technology lies in how to generate the fast rise-time and short-duration pulse.
超宽带（UW B）技术实现的关键之一是如何设计并产生可以控制的UW B极窄脉冲。
The interaction between an ultra-short ultra-intense laser pulse and a solid target with a low density pre-plasma is examined. Both linear and circular polarizations of the laser are considered.
对线极化、圆极化的超短超强激光脉冲与靶前有一段低密度预等离子体的固体靶的相互作用进行了理论和粒子模拟研究。
The main jobs of this article are as follows: Firstly, the research on the one-dimension multi-atom molecular ions exposed in the ultra-short laser pulse.
本文的研究主要包括以下几个方面：首先，一维线性多原子分子离子与强激光场相互作用的谐波研究。
This study is significant for generation of ultra-short optical pulse chain at high repetition rate.
该研究对高重复率脉冲串产生具有一定意义。
This study is significant for generation of ultra-short optical pulse chain at high repetition rate.
该研究对高重复率脉冲串产生具有一定意义。
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