近日，俄罗斯莫斯科列别捷夫物理研究所的Nikita Misuna及其研究团队取得一项新进展。他们揭示了展开动力学方法中的标量电动力学和希格斯机制。相关研究成果已于2024年12月11日在国际知名学术期刊《高能物理杂志》上发表。

本文提出一种构建场论展开形式的新方法，该方法首先固定展开场的形式，然后寻找该场所满足的对应展开方程作为恒等式。利用此方法，研究人员为四维标量电动力学找到了一个展开形式。

通过考虑一个破坏对称性的标量势，研究人员在展开动力学框架内研究了希格斯机制的实现。他们探索了对称破缺相中展开模块的变形，并确定了一个非可逆的展开场重定义，该重定义使希格斯系统对角化。

附：英文原文

Title: Scalar electrodynamics and Higgs mechanism in the unfolded dynamics approach

Author: Misuna, Nikita

Issue&Volume: 2024-12-11

Abstract: We put forward a novel method of constructing unfolded formulations of field theories, which is based on initial fixation of the form of an unfolded field and subsequent looking for the corresponding unfolded equation as an identity that this field satisfies. Making use of this method, we find an unfolded formulation for 4d scalar electrodynamics. By considering a symmetry-breaking scalar potential, we study the implementation of the Higgs mechanism within the framework of the unfolded dynamics approach. We explore a deformation of unfolded modules in the symmetry-broken phase and identify a non-invertible unfolded-field redefinition that diagonalizes the higgsed system.

DOI: 10.1007/JHEP12(2024)090

Source: https://link.springer.com/article/10.1007/JHEP12(2024)090