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Related papers: One-point thermal conformal blocks from four-point…

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We establish a correspondence between conformal partial waves on flat, thermal, and defect backgrounds using the shadow formalism. We demonstrate that scalar one-point thermal blocks can be systematically obtained from their four-point…

High Energy Physics - Theory · Physics 2026-05-27 K. B. Alkalaev , Semyon Mandrygin , Vladimir Samsonov

We define and compute the four-dimensional thermal $n$-point conformal block in the projection channel using oscillator representations on $\mathbb{S}^1_\beta \times \mathbb{S}^3$. This is done by evaluating a class of integrals over the…

High Energy Physics - Theory · Physics 2025-08-08 Martin Ammon , Jakob Hollweck , Tobias Hössel , Katharina Wölfl

We study conformal blocks for thermal one-point-functions on the sphere in conformal field theories of general dimension. These thermal conformal blocks satisfy second order Casimir differential equations and have integral representations…

High Energy Physics - Theory · Physics 2019-08-07 Yan Gobeil , Alexander Maloney , Gim Seng Ng , Jie-qiang Wu

Conformal blocks are the building blocks for correlation functions in conformal field theories. The four-point function is the most well-studied case. We consider conformal blocks for $n$-point correlation functions. For conformal field…

High Energy Physics - Theory · Physics 2019-03-27 Vladimir Rosenhaus

Shadow formalism is a technique in two-dimensional CFT allowing straightforward computation of conformal blocks in the limit of infinitely large central charge. We generalize the construction of shadow operator for superconformal field…

High Energy Physics - Theory · Physics 2024-08-15 Vladimir Belavin , Juan Ramos Cabezas , Boris Runov

In this work we address partial wave decompositions of thermal one-point functions in conformal field theories on $S^1 \times S^{d-1}$. With the help of Casimir differential equations we develop efficient algorithms to compute the relevant…

High Energy Physics - Theory · Physics 2024-08-07 Ilija Buric , Francesco Russo , Volker Schomerus , Alessandro Vichi

We present the details of a recently discovered representation of conformal four-point ladder integrals as thermal one-point functions in scalar field theories. We show that the conformal ladder integrals can be constructed from the…

High Energy Physics - Theory · Physics 2025-10-17 Manthos Karydas , Songyuan Li , Anastasios C. Petkou , Matthieu Vilatte

We introduce a method for computing conformal blocks of operators in arbitrary Lorentz representations in any spacetime dimension, making it possible to apply bootstrap techniques to operators with spin. The key idea is to implement the…

High Energy Physics - Theory · Physics 2019-08-23 David Simmons-Duffin

We develop techniques for computing superconformal blocks in 4d superconformal field theories. First we study the super-Casimir differential equation, deriving simple new expressions for superconformal blocks for 4-point functions…

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

We initiate an approach to constraining conformal field theory (CFT) data at finite temperature using methods inspired by the conformal bootstrap for vacuum correlation functions. We focus on thermal one- and two-point functions of local…

High Energy Physics - Theory · Physics 2018-11-14 Luca Iliesiu , Murat Koloğlu , Raghu Mahajan , Eric Perlmutter , David Simmons-Duffin

We study some aspects of conformal field theories at finite temperature in momentum space. We provide a formula for the Fourier transform of a thermal conformal block and study its analytic properties. In particular we show that the Fourier…

High Energy Physics - Theory · Physics 2020-01-29 Andrea Manenti

For conformal field theories in arbitrary dimensions, we introduce a method to derive the conformal blocks corresponding to the exchange of a traceless symmetric tensor appearing in four point functions of operators with spin. Using the…

High Energy Physics - Theory · Physics 2014-07-31 Miguel S. Costa , Joao Penedones , David Poland , Slava Rychkov

We develop a group theoretical formalism to study correlation functions in defect conformal field theory, with multiple insertions of bulk and defect fields. This formalism is applied to construct the defect conformal blocks for three-point…

High Energy Physics - Theory · Physics 2022-12-12 Ilija Buric , Volker Schomerus

Extending previous work on 2 -- and 3 -- point functions, we study the 4 -- point function and its conformal block structure in conformal quantum mechanics CFT$_1$, which realizes the SO(2,1) symmetry group. Conformal covariance is…

High Energy Physics - Theory · Physics 2013-05-30 R. Jackiw , S. -Y. Pi

We study $\mathfrak{sl}_2$ and $\mathfrak{sl}_3$ global conformal blocks on a sphere and a torus, using the shadow formalism. These blocks arise in the context of Virasoro and $\mathcal{W}_3$ conformal field theories in the large central…

High Energy Physics - Theory · Physics 2024-01-08 Vladimir Belavin , J. Ramos Cabezas

Recently, with the help of Parisi-Sourlas supersymmetry an intriguing relation was found expressing the four-point scalar conformal block of a (d-2)-dimensional CFT in terms of a five-term linear combination of blocks of a d-dimensional…

High Energy Physics - Theory · Physics 2021-04-07 Sarah Hoback , Sarthak Parikh

The explicit computation of higher-point conformal blocks in any dimension is usually a challenging task. For two-dimensional conformal field theories in Euclidean signature, the oscillator formalism proves to be very efficient. We…

High Energy Physics - Theory · Physics 2025-05-15 Martin Ammon , Jakob Hollweck , Tobias Hössel , Katharina Wölfl

We study conformal field theories at finite temperature in the presence of a temporal conformal line defect, wrapping the thermal circle, akin to a Polyakov loop in gauge theories. Although several symmetries of the conformal group are…

High Energy Physics - Theory · Physics 2025-03-10 Julien Barrat , Bartomeu Fiol , Enrico Marchetto , Alessio Miscioscia , Elli Pomoni

We consider the dimensional reduction of a CFT, breaking multiplets of the d-dimensional conformal group SO(d+1,1) up into multiplets of SO(d,1). This leads to an expansion of d-dimensional conformal blocks in terms of blocks in d-1…

High Energy Physics - Theory · Physics 2016-09-21 Matthijs Hogervorst

In this paper we study one-dimensional conformal field theory at finite temperature dual to the two-dimensional anti-de Sitter spacetime in the Rindler coordinates. We show that conformal symmetry for thermal two-point functions manifests…

High Energy Physics - Theory · Physics 2016-11-04 Satoshi Ohya
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