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Related papers: One-point Functions in AdS/dCFT from Matrix Produc…

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We calculate planar tree level one-point functions of non-protected operators in the defect conformal field theory dual to the D3-D5 brane system with k units of the world volume flux. Working in the operator basis of Bethe eigenstates of…

High Energy Physics - Theory · Physics 2015-09-30 Marius de Leeuw , Charlotte Kristjansen , Konstantin Zarembo

We propose a closed formula for the tree-level one-point functions of non-protected operators belonging to an SU(3) sub-sector of the defect CFT dual to the D3-D5 probe brane system with background gauge field flux, k, valid for k=2. The…

High Energy Physics - Theory · Physics 2016-10-26 Marius de Leeuw , Charlotte Kristjansen , Stefano Mori

We study the matrix product state which appears as the boundary state of the AdS/dCFT set-up where a probe D7 brane wraps two two-spheres stabilized by fluxes. The matrix product state plays a dual role, on one hand acting as a tool for…

High Energy Physics - Theory · Physics 2019-09-18 Marius de Leeuw , Charlotte Kristjansen , Kasper E. Vardinghus

We determine in a closed form all scalar one-point functions of the defect CFT dual to the D3-D5 probe brane system with k units of flux which amounts to calculating the overlap between a Bethe eigenstate of the integrable SO(6) spin chain…

High Energy Physics - Theory · Physics 2018-04-12 Marius de Leeuw , Charlotte Kristjansen , Georgios Linardopoulos

We study tree level one-point functions of non-protected scalar operators in the defect CFT, based on N=4 SYM, which is dual to the SO(5) symmetric D3-D7 probe brane system with non-vanishing instanton number. Whereas symmetries prevent…

High Energy Physics - Theory · Physics 2018-06-06 Marius de Leeuw , Charlotte Kristjansen , Georgios Linardopoulos

We take the first step in extending the integrability approach to one-point functions in AdS/dCFT to higher loop orders. More precisely, we argue that the formula encoding all tree-level one-point functions of SU(2) operators in the defect…

High Energy Physics - Theory · Physics 2018-01-03 Isak Buhl-Mortensen , Marius de Leeuw , Asger C. Ipsen , Charlotte Kristjansen , Matthias Wilhelm

We calculate the leading contributions to the connected two-point functions of protected scalar operators in the defect version of N=4 SYM theory which is dual to the D5-D3 probe-brane system with k units of background gauge field flux.…

High Energy Physics - Theory · Physics 2022-08-24 Marius de Leeuw , Asger C. Ipsen , Charlotte Kristjansen , Kasper E. Vardinghus , Matthias Wilhelm

In this review we discuss recent advances in the computation of one-point functions in defect conformal field theories with holographic duals. We briefly review the appearance of integrable spin chains in N=4 super Yang--Mills theory and…

High Energy Physics - Theory · Physics 2020-08-26 Marius de Leeuw

We show that supersymmetry can be used to compute the BCFT one-point function coefficients for chiral primary operators, in 4d $\mathcal{N}=2$ SCFTs with $\frac{1}{2}$-BPS boundary conditions. The main ingredient is the hemisphere partition…

High Energy Physics - Theory · Physics 2025-09-26 Davide Bason , Lorenzo Di Pietro , Roberto Valandro , Jesse van Muiden

We generalize earlier results on one-point functions in N = 4 SYM with a co-dimension one defect, dual to the D3-D5-brane setup in type IIB string theory on AdS5xS5, to a similar setup in the $\beta$-deformed version of the theory. The…

High Energy Physics - Theory · Physics 2018-12-05 Erik Widen

We use the AdS/CFT correspondence to calculate three point functions of chiral primary operators at large N in d=3, N=8 and d=6, N=(2,0) superconformal field theories. These theories are related to the infrared fixed points of world-volume…

High Energy Physics - Theory · Physics 2009-10-31 Fiorenzo Bastianelli , Roberto Zucchini

We derive one-point functions of the loop operators of Hermitian matrix-chain models at finite $N$ in terms of differential operators acting on the partition functions. The differential operators are completely determined by recursion…

High Energy Physics - Theory · Physics 2009-10-22 Changrim Ahn , Kazuyasu Shigemoto

We develop a novel nonperturbative approach to a class of three-point functions in planar $\mathcal{N}=4$ SYM based on Thermodynamic Bethe Ansatz (TBA). More specifically, we study three-point functions of a non-BPS single-trace operator…

High Energy Physics - Theory · Physics 2020-08-26 Yunfeng Jiang , Shota Komatsu , Edoardo Vescovi

We compute the one-point functions of chiral primary operators in the non-supersymmetric defect conformal field theory that is dual to the IIB string theory on $AdS_5\times S^5$ background with a probe D7 brane with internal gauge field…

High Energy Physics - Theory · Physics 2013-01-24 Charlotte Kristjansen , Gordon W. Semenoff , Donovan Young

Since the ($\beta$-deformed) hermitian one-matrix models can be represented as the integrated conformal field theory (CFT) expectation values, we construct the operators in terms of the generators of the Heisenberg algebra such that the…

High Energy Physics - Theory · Physics 2022-10-26 Rui Wang , Chun-Hong Zhang , Fu-Hao Zhang , Wei-Zhong Zhao

We develop an integrability-based framework to compute structure constants of two sub-determinant operators and a single-trace non-BPS operator in ABJM theory in the planar limit. In this first paper, we study them at weak coupling using a…

High Energy Physics - Theory · Physics 2022-02-01 Peihe Yang , Yunfeng Jiang , Shota Komatsu , Jun-Bao Wu

A D3-D5 intersection gives rise to a defect CFT, wherein the rank of the gauge group jumps by k units across a domain wall. The one-point functions of local operators in this set-up map to overlaps between on-shell Bethe states in the…

High Energy Physics - Theory · Physics 2020-05-06 Charlotte Kristjansen , Dennis Müller , Konstantin Zarembo

We derive one-point functions in 4d $\mathcal N=4$ SYM with $\tfrac{1}{2}$-BPS boundaries, defects and interfaces which host large numbers of defect degrees of freedom. The theories are engineered by Gaiotto-Witten D3/D5/NS5 brane setups…

High Energy Physics - Theory · Physics 2025-10-06 Dongming He , Christoph F. Uhlemann

We consider a particular set of two-point functions in the setting of N = 4 SYM with a defect, dual to the fuzzy-funnel solution for the probe D5-D3-brane system. The two-point functions in focus involve a single trace operator in the…

High Energy Physics - Theory · Physics 2017-10-11 Erik Widen

We present a calculation of three point functions for a class of chiral operators, including the primary ones, in d = 3, N = 8; d = 6, N = (2,0) and d = 4, N = 4 superconformal field theories at large N. These theories are related to the…

High Energy Physics - Theory · Physics 2009-10-31 Fiorenzo Bastianelli , Roberto Zucchini
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