【摘 要】
：
用粒子模拟方法求解描述环形等离子体中电子温度梯度静电模的回旋动力学方程.方程采用圆磁通面的轴对称环形几何系统,考虑了有限拉摩半径、电子渡越频率k∥v∥以及环形漂移(
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用粒子模拟方法求解描述环形等离子体中电子温度梯度静电模的回旋动力学方程.方程采用圆磁通面的轴对称环形几何系统,考虑了有限拉摩半径、电子渡越频率k∥v∥以及环形漂移(曲率和磁场梯度)运动wD(v2⊥,v2∥,θ)的效应.简述了粒子模拟的基本方法.采用了四阶变步长积分格式,使计算省时、简便.讨论了模的基本特征, 并且给出了临界梯度对电子温度与离子温度之比及环形性的依赖关系.与有关的实验进行了比较,计算结果接近实验测量值.
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