Path-Integral Derivation of the Transverse Axial Vector and Vector Anomalies in QED

• 作者: Aidong Bao Dan Wang
• 来源期刊: 现代物理(英文)
• 学科: 物理学
• 关键词: ANOMALY TRANSVERSE Ward-Takahashi Identity
• 年，卷（期）: 2013,（1）
• 页码范围: 35-38
• 页数: 4页
• 分类号: O57

摘要

It is shown that a novel anomaly associated with transverse Ward-Takahashi identity of axial vector current in QED is derived by using Fujikawa’s method in the path-integral formulation of quantum field theory. Also it is verified that there is no transverse anomaly for the vector current.