[PDF] Top 20 Symmetry improvement techniques for non-perturbative quantum field theory

... Chapter 2 introduced nPIEAs as powerful tools for computations in QFT, particularly used for their ability to handle non-equilibrium situations through time contour methods. The previous chapter discussed global ... See full document

... of perturbative algebraic quantum field theory ...the quantum Batalin-Vilkovisky (BV) operator, on-shell, can be written as the commutator with the interacting BRST ...in quantum ... See full document

... turbation theory, comprehensive of Wick polynomials, time-ordered products and including also ...called perturbative Algebraic Quantum Field Theory (pAQFT), and it constitutes the ... See full document

... Fig. 1. History of perturbative computations of the Konishi anomalous dimension in planar N = 4 SYM. rise to contradicting results originally [25,26], though currently there is agreement about the two leading ... See full document

... assuming non-coincidence of Dirac cone with its replica except for K K ( ) ′ ...self-consistent field approximation, and to propose a flavor model N = 3 for the graphene with spin-polarized ... See full document

... g theory. Also, note th a t for bosonic string theory, th e entire sum of th e p e rtu rb a tiv e expansion diverges [33, ...consistent theory of q u an ­ tu m gravity w ith o u t any th o u g h t of ... See full document

... interactions, Quantum Chromodynamics (QCD), is solidly established as a pillar of the Standard Model of particle physics and, to the extent that QCD is a renormalizable gauge theory, is well understood in ... See full document

... ever techniques outlined in this work should allow for a full treatement of the work ...applying quantum fluctuation theorems to the most extreme conditions found in nature, there is still more progress to ... See full document

... a non-Abelian background, reformulating the action in super-space where its supersymmetry becomes ...worldline symmetry which we will gauge, showing how the resulting first class constraints project onto a ... See full document

... However, only the full non-perturbative expression can provide exact results in those regimes. Nevertheless one should not expect a meaningful result for the total cross section because the electromagnetic ... See full document

... photon field that interacts with an electron field?), LQFT provides the obvious right answer and present- day AQFT ...Cosmological theory and astronomical observations strongly suggest that our ... See full document

... which preserves the lagrangian. Thus, the theory possesses dynamical PT -symmetry as per (29), yet the strict inequalty (8) is violated and thus the c eff -theorem does not hold. We speculate that PT ... See full document

... a non-perturbative version of type IIB string theory in Section ...ffective field theories in Section ...3 symmetry in Section ... See full document

... effective field theory expansion, mesons composed of one or two sea quarks only arise in loop ...perturbation theory is ...perturbation theory at LO, and that the constant C Mix should not be ... See full document

... a quantum field theory based on the above axioms has been called Algebraic QFT ...the quantum parameter ~, as will be described in the first ...of quantum field theories is ... See full document

... Quantum fields in the non-perturbative regime – Yang-Mills theory and gravity Abstract In this thesis we study candidates for fundamental quantum field theories, namely non-Abelian gauge t[r] ... See full document

... the Symmetry Approach the existence of infinite hierarchies of higher symmetries and/or local conservation laws is taken as a definition of ...Number Theory methods. The aim of our paper is to formulate a ... See full document

... about quantum field theory? Since its appearing Quantum Theory has put radical questions which have challenged not only Clas- sical Physics, but the structure itself of the “explanation” ... See full document

... source theory than it is to Feynman (see Figure 2 and Figure ...a non-empty zero ...Schwinger’s non-perturbative approach as well as our method as presented for instance in the short exact ... See full document

... in non-perturbative string compacti- fications. F-theory is our key laboratory to study such ...a perturbative and a non- perturbative homological relation for fibral curves ... See full document