| 1. | Therefore , the shock compression area for mixed liquid is expanded forcefulty 从而大大扩展了混合液体冲击压缩实验的范围。 |
| 2. | Micro - cracks damage constitutive model of quasi - brittle materials subjected to shock compression 冲击压缩下准脆性材料含微裂纹损伤的本构模型 |
| 3. | As shocked porous iron has a higher temperature than solid iron , we can investigate eos of iron at higher temperatures by shock compression of porous iron samples 本文利用多孔铁在冲击压缩过程中比密实铁具有更高温升的特性,对多孔铁的物态方程进行了比较深入的研究。 |
| 4. | This method and the instrumentation design will be get wider application in future in many research areas of shock compression physics , interactions of high - power laser with material , chemical dynamics , life science and so on 所研究的测量方法及装置可在高技术领域如冲击波物理与爆轰物理、强激光与物质相i作用、化学动力学过程、生命科学等研究领域获得重要应用。 |
| 5. | Two experimental methods were used to investigate the isentropic release properties of ofhc copper at 116 - 148 gpa and 12 , 18 . 5gpa shock compression states . off - hugoniot data have been measured and discussed in this dissertation . method i : calibrated release measurement 本文采用两种实验方法测量了无氧铜在116 148gpa和12 、 18 . 5gpa压力下的等熵卸载路径,得到了部分高压和低压区的off - hugouniot数据。 |
| 6. | For investigating thermal character changing of matter with shock compression , we need to measure the time character of radiating spectrum of matter with shock compression and its temperature , that is to measure transient time - resolved spectrum and its temperature 为了研究冲击加载下物质热特性的变化,需要测量冲击压缩态物质所发射脉冲热辐射光谱及温度的时间特性,即进行瞬态光谱的时间分辨测量及温度解析。 |
| 7. | By investigation of radiating spectrum of matter with transient shock compression , we not only can measure the temperature of matter , but also can know the object equation of matter , and we can know the microstructure of atoms and molecules of matter and their interacting with shock compression 通过对瞬态冲击压缩材料辐射谱的研究,可以实现材料瞬态温度的测量,从实验上确定材料的物态方程,有助于我们了解冲击波作用下,材料的原子、分子微观结构及其变化过程。 |
| 8. | In the way based the scientific and tecdrical talks on i presided at and panicipated in , the graduation theis included a p1entful thets in recent years wtll be divided into three parts for depiction conxteniently and clearly , according to the content as fo1lowsf ( l ) the study of shock compression properties with the drixtiir - liquid co and n , experimentally ( 2 ) the study of the phenomenon of excess heat produced by deuteriurn atoms entering into the lattice of titaluxn experimentally ( 3 ) the calcujation for the electronic structure and energy of hydrogen atoms cluster ffi . the mainstream in the first part of the paper is to exposure some experimental tecndques in high pressure and high temperatur shock compression physics , including by using a cryo - target cooled down circulating steaxned n , to condense the well - proportioned mixed liquid sample from pure gas co and n = with equal molar voiurne 根据近几年所承担和参加的科研任务,将研究成果总结写成的论文按以下三个部分叙述: ( 1 )液体co和n _ 2混合物冲击压缩特性的实验研究(由国防科技重点实验室基金项目96js75 . 2 . 1 . jw1902资助) ( 2 )重氢原子进入钛晶格中引起过热现象的实验研究(由国家自然科学基金10145002资助) ( 3 )氢原子团簇h _ 9的电子结构与能量计算第一部分以高温高压冲击波物理实验为主,采用自行研制的低温循环汽冷靶冷凝制样技术由高纯co和n _ 2气体获取等摩尔体积均匀混合的液体冲击初态样品。 |
| 9. | ( 5 ) the ability of carry out a porous shock compression experiments with uncertainty less than 20 % has been had , and then there is a possibility to obtain at high pressure with uncertainty less than 10 % . ( 6 ) another method to get , utilizing the method 3 p _ ( c ) and shock compression data , has been investigated . it has been shown preliminarily that there a simple phenomenal project to calculate by utiliaing this method 第三方面,考察了以实验数据计算的一些情况,获得的主要结果为( 5 )就目前所能达到的实验精度,开展具有适当初始疏松度的疏松材料的冲击压缩实验可提供不确定度10的高压实验测量值; ( 6 )利用本文给出的冷压与冲击压缩实验数据联立的方法计算了大量金属的宽热力学范围的男,初步的分析表明,以该方法为基础可形成一种更多保留实验信息的gruneisen系数唯象计算方法。 |
| 10. | When matter is impacted by shock compression with hundreds pa , its temperature may be thousands karat , even it may be ten thousand karat , and there is strong spectrum to radiate at the same time . this radiation is mainly made from the thermal radiation of matter , and radiating transition of atoms and molecules of matter 在数百吉帕的瞬态强冲击波作用下,材料的冲击温度可上升至几千开,甚至上万开,同时伴随着强烈的辐射,这种辐射主要来源于材料的热辐射,以及材料的构成原子、分子的辐射跃迁。 |