The method combines correlated sampling on the MCNP-4C platform with variance reduction techniques, Dxtran spheres and force collisions.
为解决探测器校正因子MonteCarlo模拟中,两个随机变量比值计算效率过低和探测器尺寸过小,粒子难以到达探测器并发生碰撞的问题,在MCNP-4C平台上结合已有的Dxtran球和强迫碰撞两种减方差技巧,以及新实现的相关抽样,共同形成了一种高效的校正因子计算方法。
The multichannel R-matrix code is employed to compute the collision strengths for electron-impact excitation of pentacid Mg ion.
采用多通道R-matrix程序计算了电子与Mg5+离子碰撞激发的碰撞强度。
Electron collision strengths for 1s-2s and 1s-2p transitions of hydrogen-like He+, Li2+ ions have been calculated using closed-coupling R-matrix method.
对电子与原子、离子的碰撞激发和原子的光电离过程进行了一些初步探讨,本文所作的工作主要有: 1、采用R矩阵方法计算了电子与类氢He~+、Li~(2+)离子碰撞激发的碰撞强度,结果表明10态R矩阵计算可以得到精确的类氢离子的1s-2s和1s-2p跃迁的碰撞强度。
In this methods, by using the MCDF wave functions to describe the target-ion states, and the relativistic continuum wavefunctions to describe scattering electron states, the contributions of relativistic and correlation effects on collision strengths and rate coefficients are included automatically in the calculations.
第四,以中Z类氖离子(Z=50～57)为例,讨论了强组态相互作用对碰撞强度的影响,讨论了沿等电子系列变化时,类氖离子的与X射线激光跃迁有关的碰撞激发截面随原子序数Z的变化行为;研究了中Z类氖离子涉及等离子体诊断的3C与3D跃迁线的强度比值随原子序数Z的变化特性。
The collision strengths and rate coefficients of U 91+ ion are computed with this method.
用此方法计算了U91+ 离子电子碰撞激发的碰撞强度和有效碰撞强度及速率系数。
The R matrix approximation is used to compute the excitation collision strength of electron impact on Li like C with the configuration interaction wavefunctions, in which the configuration interactions of an inner shell electron excitation are included.
考虑了内壳层电子激发的组态相互作用后，采用Ｒ矩阵方法计算了电子碰撞类锂碳离子的共振激发碰撞强度。
With the optimized CI wavefunctions, the excitation collision strengths between the states of configurations .
利用优化后的波函数，采用Ｒ矩阵的方法计算了ＣⅢ离子１ｓ２ｎｌｎ’ｌ’（ｎ，ｎ’＝２）和１ｓ２２ｓ３ｌ各态间跃迁的碰撞强度，结果与其它理论和实验结果符合得很好。
Intensity Interferometry in Au+Au Non-Central Collisions at (～SNN)～(1/2)=200GeV;
（～SNN）～（1/2）=200GeV Au+Au非对心碰撞强度干涉学研究
A Preliminary Study on Impact Flash Intensity and Impact Velocity during Hypervelocity Impact
超高速碰撞闪光强度与碰撞速度关系初步研究
Study on Strength of Bus Superstructure and Side-rolling Crash Test;
客车上部结构强度及侧翻碰撞试验的研究
The Rapidity Dependence of Hadron Production in RHIC;
相对论重离子碰撞中强子产生的快度依赖
To investigate the light flash intensity and trend generated by hypervelocity impact,an experimental system for impact flash photoelectric magnification tuber (PMT) measurement has been designed.
为了研究超高速碰撞闪光强度和趋势,设计了超高速碰撞闪光光电倍增管测量系统.
Intensity Interferometry of Granular Source in High Energy Heavy-Ion Reaction
高能重离子碰撞中颗粒发射源的强度干涉学分析
A Study on the Matching Law of High Strength Steel Sheets for Car-body Front-end Structures Based on Frontal Impact Requirements
正面碰撞下车身前端结构高强度钢板匹配规律研究
We must recall that this reaction involves not just the encounter of two molecules and constituent atoms.
我们必须强调指出，该反应不只是两个分子碰撞和组成原子的碰撞。
large hadron collider
大型强子碰撞型加速装置
an accelerator in which two-beams of particles are forced to collide head on.
两束粒子强迫迎面碰撞的加速器。
Study on Ship's Collision Risk Index and Collision Avoidance Model;
船舶碰撞危险度及避碰决策模型的研究
the violence of the gale, collision, outrage
大风、 碰撞、 暴行之厉害程度.
They push and shove, and they run at a dangerous speed.
它们相互碰撞，用一种危险的速度奔跑。
THE BUMP-NUMBER AND THE DLG ALGORITHM FOR THE POSET
半序集的碰撞数与分层深度贪婪算法
Study on Multi-Scale Dynamic Behavior of Debris in Automotive Crash;
汽车碰撞散落物多尺度运动行为研究
Delaminating deepness searching tree anti-collision algorithm in RFID system
分层深度搜索树型RFID防碰撞算法设计
For the pressure to become zero, molecular bombardment must cease.
当压强趋近于零时，分子的碰撞就停止了。
A loud, harsh noise, such as that made by two metal objects in collision.
撞击声，铿锵声强烈刺耳的声音，如两个金属物体碰撞发出的声音