$D_{00}$ Propagator in the Coulomb Gauge

TL;DR

This paper calculates the $D_{00}$ gluon propagator in Coulomb gauge to order $g^2$, providing detailed results that relate to the confining force in quantum chromodynamics.

Contribution

It presents the explicit calculation of the $D_{00}$ propagator including finite parts at order $g^2$ in Coulomb gauge, advancing understanding of confinement mechanisms.

Findings

Explicit expression for $D_{00}$ propagator at order $g^2$

Finite parts of the propagator included

Supports the role of $D_{00}$ in confinement

Abstract

The time-time component of the gluon propagator in the Coulomb gauge is believed to provide a long-range confining force. We give the result, including finite parts, for the $ D_{00} $ propagator to order $ g^2 $ in the Coulomb gauge.