轻子与荷电弱规范玻色子的弹性散射

轻子与荷电弱规范玻色子的弹性散射 ELASTIC SCATTERING OF A CHARGED WEAK GAUGE BOSON BY A LEPTON 卢斌 Lu Bing 1 first-author 刘觉平 Liu Jueping 1 武汉大学物理学系 武汉大学物理学系 Department of Physics, Wuhan University, Wuhwn Department of Physics, Wuhan University, Wuhwn 基于Ｗｅｉｎｂｅｒｇ－Ｓａｌａｍ弱电统一理论，计算了在新粒子态产生阈以下的轻子与荷电弱规范子即Ｗ±玻色子的弹性散射振幅，其中不仅考虑了理论的阿贝尔动力学的贡献，也计算了理论的非阿贝尔动力学的贡献．继而，得到了相应的散射截面角分布，最后对所得结果进行了简短的讨论． Based on the Weinberg Salam unified theory of the electroweak interactions,the amplitude of the elastic scattering between a charged weak gauge boson（W + or W -） and a lepton is calculated by using the standard technique of estimating the Feynman diagrams of the lowest order,in which not only the Abel interactions but also the non Abel interactions are taken into account;and then, the corresponding angular distribution is obtained.Finally,A brief discussion of the result is given. \ \ 弱电统一理论 荷电弱规范玻色子 弹性散射 The electroweak unified theory charged weak gauge boson elastic scattering O572 国家自然科学基金(61672102) 1997-05-01 2021-04-01 5