计算物理 ›› 1997, Vol. 14 ›› Issue (S1): 463-464.

• 论文 • 上一篇    下一篇

周期势场中定向扩散流的蒙特卡罗计算

包景东   

  1. 北京气象学院基础科学系, 100081
  • 收稿日期:1997-02-15 出版日期:1997-12-25 发布日期:1997-12-25
  • 基金资助:
    本工作得到国家自然科学基金的资助,批准号19605002

MONTE-CARLO CALCULATION OF DIRECTIONAL DIFFUSION CURRENT IN PERIODIC POTENTIAL

Bao Jingdong   

  1. Dept. of Basic Science, Beijing Meteorological College, 100081
  • Received:1997-02-15 Online:1997-12-25 Published:1997-12-25

摘要: 提出一种稳定和精确的坐标变换和闭合积分方法,用以求解描述周期势场中布朗粒子作定向运动的乘性朗之万方程。

关键词: 扩散流, 周期势, 乘性噪声

Abstract: A stable and accurate integral closed algorithm is presented, which is used to solve multiplicative Langevin equation describing the directed motion of a particle in a periodic potential.

Key words: diffusion current, periodic potential, multiplicative noise

中图分类号: