Results 11 to 20 of about 3,224 (219)

Holography Beyond AdS

open access: yesNuclear Physics B, 2018
We continue our study of string theory in a background that interpolates between AdS3 in the infrared and a linear dilaton spacetime R1,1×Rϕ in the UV.
Meseret Asrat   +3 more
doaj   +1 more source

Comments on the quantum field theory of the Coulomb gas formalism

open access: yesJournal of High Energy Physics, 2021
The holomorphic Coulomb gas formalism, as developed by Feigin-Fuchs, Dotsenko-Fateev and Felder, is a set of rules for computing minimal model observables using free field techniques. We attempt to derive and clarify these rules using standard techniques
Daniel Kapec, Raghu Mahajan
doaj   +1 more source

Divergences in open quantum systems

open access: yesJournal of High Energy Physics, 2018
We show that for cubic scalar field theories in five and more spacetime dimensions, and for the T = 0 limit of the Caldeira-Leggett model, the quantum master equation for long-wavelength modes initially unentangled from short-distance modes, and at ...
Cesar Agón, Albion Lawrence
doaj   +1 more source

The perturbation theory for linear operators of discrete type [PDF]

open access: yesPacific Journal of Mathematics, 1983
A perturbation result for unbounded operators of discrete type [\textit{N. Dunford} and \textit{J. Schwartz}, Linear Operators, part III (1971; Zbl 0243.47001): Spectral Operators, XIX, 2, Theorem 7] is derived using the notion of unconditional basis instead of assuming weak completeness of the underlying Banach space.
openaire   +2 more sources

Exact results for duality-covariant integrated correlators in $\mathcal{N}=4$ SYM with general classical gauge groups

open access: yesSciPost Physics, 2022
We present exact expressions for certain integrated correlators of four superconformal primary operators in the stress tensor multiplet of $\cN=4$ supersymmetric Yang--Mills (SYM) theory with classical gauge group, $G_N$ $= SO(2N)$, $SO(2N+1)$, $USp(2N)$.
Daniele Dorigoni, Michael B. Green, Congkao Wen
doaj   +1 more source

Polarisability and magnetisation of electrically K-mouflaged objects: the Born-Infeld ModMax case study

open access: yesJournal of High Energy Physics, 2023
We consider a family of non-linear theories of electromagnetism that interpolate between Born-Infeld at small distances and the recently introduced ModMax at large distances.
Jose Beltrán Jiménez   +2 more
doaj   +1 more source

Does boundary quantum mechanics imply quantum mechanics in the bulk?

open access: yesJournal of High Energy Physics, 2018
Perturbative bulk reconstruction in AdS/CFT starts by representing a free bulk field ϕ (0) as a smeared operator in the CFT. A series of 1/N corrections must be added to ϕ (0) to represent an interacting bulk field ϕ.
Daniel Kabat, Gilad Lifschytz
doaj   +1 more source

Quark-Antiquark Effective Potential in Symplectic Quantum Mechanics

open access: yesAdvances in High Energy Physics, 2022
In this paper, we study within the structure of Symplectic Quantum Mechanics a bidimensional nonrelativistic strong interaction system which represent the bound state of heavy quark-antiquark, where we consider a Cornell potential which consists of ...
Renato Luz   +5 more
doaj   +1 more source

Yang-Mills form factors on self-dual backgrounds

open access: yesJournal of High Energy Physics, 2023
The construction of perturbative quantities on non-linear backgrounds leads to the possibility of incorporating strong field effects in perturbation theory.
Giuseppe Bogna, Lionel Mason
doaj   +1 more source

Integrating by parts at finite density

open access: yesJournal of High Energy Physics, 2023
Both nonzero temperature and chemical potentials break the Lorentz symmetry present in vacuum quantum field theory by singling out the rest frame of the heat bath.
Juuso Österman   +2 more
doaj   +1 more source

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