粒子的光散射是光学检测中的一个重要内容.T矩阵方法被广泛地应用于粒子的光散射计算中.在计算T矩阵的方法中,最流行的方法称之为扩展边界法(EBCM),但是它很大的程度上只适合轴对称和近似球形的粒子.提出了一种新的计算T矩阵的方法.将积分式直接作用在粒子表面,粒子表面进行三角形网格化,并通过三角形网格将积分转换为求和.这种方法能够计算非轴对称甚至接近真实形状粒子的光散射.
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