电子轨迹 meaning in Chinese
electron path
electron track
electron trajectory
electronic orbit
Examples
- Many theoretical analysis and numerical simulations on many kinds of the factors that will do more effect on the beams with the help of the mature electronic trajectory program - - - - - egun , a set of formula and some program that were my code have been done
首先对计算电子轨迹的数值模拟程序egun的工作原理[ 35 ]及程序的应用进行了详细的分析和了解,对电子光学系统的基本理论与计算方法进行了详细的阐述。 - This tusk is done by program constructed by appropriate method . so , this thesis talks about electron trace modeling by investigating method of calculating electromagnetic field , mathematic model of modeling electron trace , and how to program
本论文从电磁场的计算方法、电子轨迹模拟的数学建模和电子轨迹模拟的程序设计三个方面对强流电子枪电子轨迹的模拟进行了研究,并利用fortran语言编写了强流电子枪电子轨迹模拟程序vbgun 。 - With the use of finite method we have developed computer simulation software for vacuum microtriodes with wedge - shaped and cone - shaped cathode on the basis of stduying deeply the field emission theory of vacuum microelectronics . the software included field section , grid point numbering , and the calculation of electric currents , transconductance and cathode capacitance , moreover , it can simulate the properties of vacuum microeletronic with variant structures and sizes . the relationship was studied and simulated among electic properties and device structures , sizes and cathode materials etc . the optimized design of vacuum microtiode was proposed
本文在深入研究真空微电子器件场致发射理论的基础上，根据圆锥形、楔形阴极真空微电子三极管的不同特点，分别建立了物理和数学模型，在考虑空间电荷密度影响的前提下，以有限元法为基础采用迭代的方法计算出真空微电子三极管内的电势分布情况，绘制出了等势线、电子轨迹线，并得到了器件电学性能随几何参数的变化情况。 - 2 . using a new method , virtual boundary element method ( vbem ) to electromagnetic calculating . this method , same as boundary element method ( bem ) , need not analysis all the field area , and need not specially deal with no closed in boundaries . future more , vbem has advantage in calculating speed , and can avoid singularity integrating being predestined in bem
2 .使用了一种新方法,虚边界元方法用于强流电子枪电子轨迹的模拟,这种方法与边界元法一样不须要对所有场域进行计算,对于不封闭场域不须要做特殊处理,从而避免了有限元法和有限差分法的方法缺陷,它具有计算速度快的优势,且不存在边界元法所不可避免的奇异积分。 - In addition to pic method , the numerical computation method is used as a compensation for the study of the characteristics of electron beam . the two methods are used separately to attain the trajectory of axially - emitted electron beam in diode region and drift region , and the trajectory of radially - emitted electron beam with axial , azimuthal , as well as compounded axial and azimuthal magnetic field . three two - dimensional codes and two three - dimensional codes have been made out to compute the trajectories
本文特点之一就是采用粒子模拟和数值计算相结合的方法进行仿真计算,分别得到了轴向发射条件下电子在二极管区域和漂移区的轨迹,径向发射条件下电子在角向磁场、轴向磁场、角向和轴向复合磁场中电子的运动轨迹,分别编制了三个二维电子轨迹计算程序和两个三维电子轨迹计算程序,最后将粒子模拟和数值计算得到的结果进行了对比,得到了较为满意的结果。