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Energy momentum tensor correlators in $ϕ^4$ theory II: The spin-two sector

Energy momentum tensor correlators in $ϕ^4$ theory II: The spin-two sector

来源:Arxiv_logoArxiv
英文摘要

We extend the computation of the C_T charge of the 2-point function of the Energy-Momentum Tensor to 4-loops. We show that C_T decomposes into two sectors, the conformal sector, which encodes the value of the central charge at fixed points and an RG-sector that contains logarithmic and constant corrections proportional to the beta-function. This latter constitutes the main new result of this work and is inaccessible via CFT methods alone. Furthermore, we demonstrate that C_T satisfies an eigenvalue-like equation analogous to that of the spin-0 charge, as discussed in part I, though with a different in general eigenvalue. Finally we present three possible applications.

Nikos Irges、Leonidas Karageorgos

物理学

Nikos Irges,Leonidas Karageorgos.Energy momentum tensor correlators in $ϕ^4$ theory II: The spin-two sector[EB/OL].(2025-07-02)[2025-07-21].https://arxiv.org/abs/2507.01713.点此复制

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