Author Affiliations
Abstract
Institute of Applied Physics and Computational Mathematics, Beijing 100094, China
The basic energy balance model is applied to analyze the hohlraum energetics data from the Shenguang (SG) series laser facilities and the National Ignition Facility (NIF) experiments published in the past few years. The analysis shows that the overall hohlraum energetics data are in agreement with the energy balance model within 20% deviation. The 20% deviation might be caused by the diversity in hohlraum parameters, such as material, laser pulse, gas filling density, etc. In addition, the NIF's ignition target designs and our ignition target designs given by simulations are also in accordance with the energy balance model. This work confirms the value of the energy balance model for ignition target design and experimental data assessment, and demonstrates that the NIF energy is enough to achieve ignition if a 1D spherical radiation drive could be created, meanwhile both the laser plasma instabilities and hydrodynamic instabilities could be suppressed.
Energy balance model Energy balance model Hohlraum energetics Hohlraum energetics National Ignition Facility (NIF) National Ignition Facility (NIF) Shenguang (SG) series Shenguang (SG) series 
Matter and Radiation at Extremes
2017, 2(1): 22
作者单位
摘要
国防科学技术大学 光电科学与工程学院, 长沙 410073
利用描述半导体内热载流子效应的1维能量平衡模型, 对波段外10.6 μm激光辐照下光导型HgCdTe探测器的电学响应进行了数值模拟。结果表明:在激光开始辐照和停止辐照瞬间, 探测器电阻的快速变化是由载流子温度的迅速变化引起的;在激光辐照过程中以及激光停照后, 探测器电阻的缓慢变化是由晶格温度的缓慢变化进而导致载流子温度发生缓慢变化所致。模拟结果与对实验曲线的定性分析得出的结论一致。
激光 光导型HgCdTe探测器 热载流子效应 能量平衡模型 laser PC-type HgCdTe detector hot carrier effects energy balance model 
强激光与粒子束
2010, 22(12): 2829

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