【摘 要】
：
用Lie代数方法分析了相对论强流脉冲束在轴对称静电透镜中的非线性传输,得到粒子在6维相空间(x,x′,y,y′,τ,pτ)中的2级近似轨迹.在分析中,把静电透镜的场作用区分成若干小
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用Lie代数方法分析了相对论强流脉冲束在轴对称静电透镜中的非线性传输,得到粒子在6维相空间(x,x′,y,y′,τ,pτ)中的2级近似轨迹.在分析中,把静电透镜的场作用区分成若干小段,每个小段看作匀加速段,而每个分点看作薄透镜,依次施加"e变换,就得到轨迹的各级近似.这里,假定粒子在相空间中为K-V分布.
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