形状因子（form factor）是一种粒子间相互作用矩阵元中含有的洛伦兹标量函数因子。按照相对论协变性的普遍要求，可以得到相互作用矩阵元的一般表达式，其中含有一些标量函数因子。这些因子是相互作用过程中始态和末态粒子之间动量转移的函数，它们反映了相互作用振幅随动量转移的变化关系，称做形状因子。例如，在电子与光子的相互作用矩阵元中出现电磁流的形状因子，在核子β衰变的弱相互作用矩阵元中出现轴矢量流的形状因子，等等。
The thesis also proposed that by the shape factor F combined with three moment invariants the four-dimensional eigenvector was constructed to sign the feature of steel ball surface curve area.
提出了以形状因子F结合3个不变矩,构成4维特征向量来标示钢球表面曲线区域的特征。
参考来源 - 基于运动视觉技术的钢球表面缺陷检测In scheme of calculating form factor, first we introduce form factor's geometrical concepts and describe its geometrical features by establish a unified model.
在形状因子的求解方法中,本文首先介绍了形状因子的几何概念,通过建立统一的模型来描述形状因子的几何性质。
参考来源 - 用于室内虚拟漫游的辐射度光照模型的研究The larger the shaping factor is, the higher the frequency resolution will be, and corresponding, time resolution will decrease, vice versa.
形状因子增大,频率分辨率提高,时间分辨率降低;反之,形状因子减小,时间分辨率提高,频率分辨率降低。
参考来源 - 连续小波变换在太赫兹时域光谱技术中的应用The influences of pore size,coordination number,shape factor and wettability on the residual oil distribution are analyzed.
分析了孔隙半径、配位数、形状因子、润湿性等孔隙结构参数对聚驱后剩余油分布的影响。
参考来源 - 基于三维网络模型的聚合物驱后微观剩余油研究·2,447,543篇论文数据，部分数据来源于NoteExpress
基于热力学对比状态理论，建立了形状因子对应态的统计力学模型。
Based on the contrast state theory, the statistical mechanics model of form factor contrast state was established.
用等离子体动力论导出的动力形状因子研究尘埃等离子体的散射功率谱。
The scatter spectrum of radio waves by a dusty plasma has been studed with the dynamic factor which was derived from the kinetic theory.
利用孔隙网络模型研究水湿情况下孔喉比、配位数、形状因子对相对渗透率的影响。
The effects of pore-throat ratio, coordination number and shape factor on relative permeability were investigated in a water-wet condition by means of microscopic simulation.
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