Recent advancements in ultraintcnse,short pulse lasers have allowed for the exploration of many novel regimes in the field of laser-plasma interactions.Energetic charged particles generated by laser-p
瞬时频率法(IFM)是一种基于时频变换的时频分析方法。当我们对一个信号进行频谱分析时,如果信号的频率有一定的展宽,要计算信号的瞬时频率就会比较复杂。瞬时频率法就足为了解决以上问题向发展出的一种时频分析方法,作为一种健壮可靠的数据处理手段,可以提供可信的瞬时频率。相干散射是一种广泛使用于测量等离子体密度涨落的诊断方法。其中二氧化碳(CO2)激光相干散射由于激光的高频特性,可以忽略等离子体对其的折射和
The absorption in the situation of fs-pulse laser-target interaction is simulated with the basic fluid equation.Two different dielectric models are introdueed to describe the influence of quantum dyna
To obtain high-resolution three-dimensional image of lascr-produced plasma,reflecting the depth of information to diagnose the uniformity of the laser-produced plasma.the method is proposed of the ins
The L-shell spectroscopy of X-pinch Molybdenum plasams in 2-3 keV has been measured with a time-integrated spectrometer on "QiangGuang-1" facility.The spectrometer consists an elliptically-curved TIAP
自上世纪90年代以来,国外多家研究机构相继开展了铁(Fe)等离子体辐射不透明度测量实验,并利用这些实验结果校验了AA、Opal和STA等辐射不透明度计算程序,成功揭示了△n=0的跃迁过程对中Z材料辐射不透明度的重要影响[1~5].依托神光II激光装置,进行了热化Fe样品的不透明度测量,分析得到Fe样品的状态参数为电子温度Te=65±5eV、电子密度为ne=(6±0.5)*1021.实验方面:八路1