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Related papers: Generalized bootstrap equations for N=4 SCFT

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We calculate four-point correlation functions of two weight-2 and two weight-3 1/2-BPS operators in \mathcal{N}=4 SYM in the large N limit in supergravity approximation. By the AdS/CFT conjecture, these operators are dual to AdS…

High Energy Physics - Theory · Physics 2009-11-18 León Berdichevsky , Pieter Naaijkens

Possible short and semi-short representations for $\N=2$ and $\N=4$ superconformal symmetry in four dimensions are discussed. For $\N=4$ the well known short supermultiplets whose lowest dimension conformal primary operators correspond to…

High Energy Physics - Theory · Physics 2009-11-07 F. A. Dolan , H. Osborn

Superconformal Ward identities are derived for the the four point functions of chiral primary BPS operators for $\N=2,4$ superconformal symmetry in four dimensions. Manipulations of arbitrary tensorial fields are simplified by introducing a…

High Energy Physics - Theory · Physics 2010-04-05 M. Nirschl , H. Osborn

We study the conformal bootstrap for 4-point functions of fermions $\langle \psi_i \psi_j \psi_k \psi_{\ell} \rangle$ in parity-preserving 3d CFTs, where $\psi_i$ transforms as a vector under an $O(N)$ global symmetry. We compute bounds on…

High Energy Physics - Theory · Physics 2018-02-14 Luca Iliesiu , Filip Kos , David Poland , Silviu S. Pufu , David Simmons-Duffin

We compute the most general superconformal blocks for scalar operators in $4\mathcal{D}$ $\mathcal{N}=1$ superconformal field theories. Specifically we employ the supershadow formalism to study the four-point correlator $\langle\Phi_1…

High Energy Physics - Theory · Physics 2016-02-24 Zhijin Li , Ning Su

We study 3d CFTs with an $O(N)$ global symmetry using the conformal bootstrap for a system of mixed correlators. Specifically, we consider all nonvanishing scalar four-point functions containing the lowest dimension $O(N)$ vector $\phi_i$…

High Energy Physics - Theory · Physics 2015-11-30 Filip Kos , David Poland , David Simmons-Duffin , Alessandro Vichi

We work out all of the details required for implementation of the conformal bootstrap program applied to the four-point function of two scalars and two vectors in an abstract conformal field theory in arbitrary dimension. This includes a…

High Energy Physics - Theory · Physics 2016-02-17 Fernando Rejon-Barrera , Daniel Robbins

We consider the four-point correlator of the stress tensor multiplet in N=4 SYM. We construct all solutions consistent with crossing symmetry in the limit of large central charge c ~ N^2 and large g^2 N. While we find an infinite tower of…

High Energy Physics - Theory · Physics 2015-06-22 Luis F. Alday , Agnese Bissi , Tomasz Lukowski

We use the conformal bootstrap to study conformal field theories with $O(N)$ global symmetry in $d=5$ and $d=5.95$ spacetime dimensions that have a scalar operator $\phi_i$ transforming as an $O(N)$ vector. The crossing symmetry of the…

High Energy Physics - Theory · Physics 2015-05-06 Shai M. Chester , Silviu S. Pufu , Ran Yacoby

We derive model-independent lower bounds on the stress tensor central charge C_T in terms of the operator content of a 4-dimensional Conformal Field Theory. More precisely, C_T is bounded from below by a universal function of the dimensions…

High Energy Physics - Theory · Physics 2011-03-23 Riccardo Rattazzi , Slava Rychkov , Alessandro Vichi

We use the conformal bootstrap to perform a precision study of 3d maximally supersymmetric ($\mathcal{N}=8$) SCFTs that describe the IR physics on $N$ coincident M2-branes placed either in flat space or at a $\C^4/\Z_2$ singularity. First,…

High Energy Physics - Theory · Physics 2018-08-01 Nathan B. Agmon , Shai M. Chester , Silviu S. Pufu

We study the conformal bootstrap for 3D CFTs with O(N) global symmetry. We obtain rigorous upper bounds on the scaling dimensions of the first O(N) singlet and symmetric tensor operators appearing in the $\phi_i \times \phi_j$ OPE, where…

High Energy Physics - Theory · Physics 2015-10-16 Filip Kos , David Poland , David Simmons-Duffin

A four point function of basic Neveu-Schwarz exponential fields is constructed in the N = 1 supersymmetric Liouville field theory. Although the basic NS structure constants were known previously, we present a new derivation, based on a…

High Energy Physics - Theory · Physics 2008-11-26 A. Belavin , V. Belavin , A. Neveu , Al. Zamolodchikov

Crossing symmetry provides a powerful tool to access the non-perturbative dynamics of conformal and superconformal field theories. Here we develop the mathematical formalism that allows to construct the crossing equations for arbitrary…

High Energy Physics - Theory · Physics 2020-05-29 Ilija Burić , Volker Schomerus , Evgeny Sobko

We study the conformal bootstrap for a 4-point function of fermions $\langle\psi\psi\psi\psi\rangle$ in 3D. We first introduce an embedding formalism for 3D spinors and compute the conformal blocks appearing in fermion 4-point functions.…

High Energy Physics - Theory · Physics 2016-07-08 Luca Iliesiu , Filip Kos , David Poland , Silviu S. Pufu , David Simmons-Duffin , Ran Yacoby

We numerically study the crossing symmetry constraints in 4D CFTs, using previously introduced algorithms based on semidefinite programming. We study bounds on OPE coefficients of tensor operators as a function of their scaling dimension…

High Energy Physics - Theory · Physics 2015-06-22 Francesco Caracciolo , Alejandro Castedo Echeverri , Benedict von Harling , Marco Serone

We start a systematic study of quarter-BPS operators in four-dimensional $\mathcal{N}=4$ Super Yang-Mills with gauge group $\mathrm{SU}(N)$ making use of recently developed tools in conformal field theory. We adapt the technology of…

High Energy Physics - Theory · Physics 2022-04-20 Agnese Bissi , Giulia Fardelli , Andrea Manenti

We use supershadow methods to derive new expressions for superconformal blocks in 4d $\mathcal{N}=1$ superconformal field theories. We analyze the four-point function $\langle\mathcal{A}_1 \mathcal{A}_2^\dagger \mathcal{B}_1…

High Energy Physics - Theory · Physics 2014-12-05 Zuhair U. Khandker , Daliang Li , David Poland , David Simmons-Duffin

We derive general bounds on operator dimensions, central charges, and OPE coefficients in 4D conformal and N=1 superconformal field theories. In any CFT containing a scalar primary phi of dimension d we show that crossing symmetry of <phi…

High Energy Physics - Theory · Physics 2011-05-09 David Poland , David Simmons-Duffin

We develop a novel numerical bootstrap for unitary, crossing-symmetric conformal field theories, focusing on moment observables defined as weighted averages over conformal data. Providing a global and coarse-grained probe of the operator…

High Energy Physics - Theory · Physics 2026-03-20 Li-Yuan Chiang , David Poland , Gordon Rogelberg