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Related papers: Emergent world-sheet for the AdS Virasoro-Shapiro …

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We bootstrap the first-order correction in the curvature expansion of the Virasoro-Shapiro amplitude in AdS spacetime, for arbitrary Kaluza-Klein charges of external operators. By constructing a universal ansatz based on single-valued…

High Energy Physics - Theory · Physics 2026-01-26 Bo Wang , Di Wu , Ellis Ye Yuan

We present a constructive method to compute the AdS Virasoro-Shapiro amplitude, order by order in AdS curvature corrections. At kth order the answer takes the form of a genus zero world-sheet integral involving weight 3k single-valued…

High Energy Physics - Theory · Physics 2023-10-20 Luis F. Alday , Tobias Hansen

We determine the full $1/\sqrt{\lambda}$ correction to the flat-space Wilson coefficients which enter the AdS Virasoro-Shapiro amplitude in $\mathcal{N}=4$ SYM theory at strong coupling. The assumption that the Wilson coefficients are in…

High Energy Physics - Theory · Physics 2023-05-05 Luis F. Alday , Tobias Hansen , Joao A. Silva

We compute the AdS Virasoro-Shapiro amplitude for scattering of dilatons in type IIB string theory with pure RR flux on $AdS_3\times S^3\times M_4$ for $M_4=T^4$ or $K3$, to all orders in $\alpha'$ in a small AdS curvature expansion. This…

High Energy Physics - Theory · Physics 2025-05-14 Shai M. Chester , De-liang Zhong

We study the AdS Virasoro-Shapiro amplitude in the limit of fixed-angle high energy scattering. A recent representation as a world-sheet integral allows to compute the amplitude in this regime by saddle point techniques, very much as in…

High Energy Physics - Theory · Physics 2024-02-16 Luis F. Alday , Tobias Hansen , Maria Nocchi

We establish a precise formula relating the world-sheet integral of the AdS Virasoro-Shapiro amplitude to the energy-energy correlator (EEC) in $\mathcal{N}=4$ super Yang-Mills theory at strong coupling. This mapping allows us to evaluate…

High Energy Physics - Theory · Physics 2026-05-14 Lecheng Ren , Bo Wang , Congkao Wen

We consider the four-point correlator of the stress-energy tensor in ${\cal N}=4$ SYM, to leading order in inverse powers of the central charge, but including all order corrections in $1/\lambda$. This corresponds to the AdS version of the…

High Energy Physics - Theory · Physics 2022-10-26 Luis F. Alday , Tobias Hansen , Joao A. Silva

We compute the AdS Virasoro-Shapiro amplitude in the Regge limit, in terms of the CFT data of the exchanged operators in the leading Regge trajectory. To any order in the small curvature expansion, the result can be written in terms of…

High Energy Physics - Theory · Physics 2024-09-06 Luis F. Alday , Maria Nocchi , Clément Virally , Xinan Zhou

We study the first curvature correction to the string amplitude of four Kaluza--Klein (KK) modes on $AdS_3 \times S^3 \times M_4$, with $M_4=K3$ or $T^4$, in type IIB string theory, which is holographically dual to the four--point…

High Energy Physics - Theory · Physics 2025-08-11 Hongliang Jiang , De-liang Zhong

We determine the first curvature correction for the string amplitude of two supergravity states and two Kaluza-Klein modes on $\text{AdS}_5 \times \text{S}^5$, which is dual to the correlator $\langle \mathcal{O}_2 \mathcal{O}_2…

High Energy Physics - Theory · Physics 2023-08-08 Giulia Fardelli , Tobias Hansen , Joao A. Silva

We present a derivation of the first curvature correction to the AdS Veneziano amplitude for arbitrary Kaluza-Klein (KK) modes, using a bootstrap approach based on the world-sheet representation and AdS$\times$S formalism. Our results…

High Energy Physics - Theory · Physics 2026-02-24 Bo Wang

We compute the AdS Veneziano amplitude for type IIB gluon scattering in $AdS_5 \times S^3$ to all orders in $\alpha'$ in a small curvature expansion. This is achieved by combining a dispersion relation in the dual $4d$ $\mathcal{N}=2$ SCFT…

High Energy Physics - Theory · Physics 2026-02-24 Luis F. Alday , Shai M. Chester , Tobias Hansen , De-liang Zhong

We consider tree-level scattering amplitudes for four string tachyons on $AdS_3 \times {\cal N}$ with pure NSNS fluxes. We show that in a small curvature expansion, properly defined, the amplitudes take the form of a genus zero integral…

High Energy Physics - Theory · Physics 2024-12-09 Luis F. Alday , Gaston Giribet , Tobias Hansen

The genus zero contribution to the four-point correlator $\langle {\cal O}_{p_1}{\cal O}_{p_2}{\cal O}_{p_3}{\cal O}_{p_4}\rangle$ of half-BPS single-particle operators ${\cal O}_p$ in $\mathcal{N}=4$ super Yang-Mills at strong coupling…

High Energy Physics - Theory · Physics 2022-11-01 F. Aprile , J. M. Drummond , H. Paul , M. Santagata

We consider the Veneziano amplitude for the scattering of gluons in type IIB string theory on $AdS_5 \times S^5/\mathbb{Z}_2$ in the presence of D7 branes. On general grounds curvature corrections around flat space can be thought of as…

High Energy Physics - Theory · Physics 2024-04-26 Luis F. Alday , Tobias Hansen

This paper demonstrates how the Veneziano partial amplitude of bosonic string theory admits a generalization to world-(hyper)surfaces of any dimension $d$. In particular, for $d=2$, by carving up the worldsheet integral according to…

High Energy Physics - Theory · Physics 2025-09-30 Christian Baadsgaard Jepsen

We consider tree level scattering of gravitons in type IIA string theory on $AdS_4\times \mathbb{CP}^3$ to all orders in $\alpha'$, which is dual to the stress tensor correlator in $U(N)_k\times U(N)_{-k}$ ABJM theory in the planar large…

High Energy Physics - Theory · Physics 2026-04-08 Shai M. Chester , Tobias Hansen , De-liang Zhong

We introduce a bosonic ambitwistor string theory in AdS space. Even though the theory is anomalous at the quantum level, one can nevertheless use it in the classical limit to derive a novel formula for correlation functions of boundary CFT…

High Energy Physics - Theory · Physics 2020-12-30 Lorenz Eberhardt , Shota Komatsu , Sebastian Mizera

We consider theories of weakly interacting higher spin particles in flat spacetime. We focus on the four-point scattering amplitude at high energies and imaginary scattering angles. The leading asymptotic of the amplitude in this regime is…

High Energy Physics - Theory · Physics 2018-07-04 Amit Sever , Alexander Zhiboedov

The AdS Virasoro-Shapiro amplitude has recently been generalized to the AdS$_3$/CFT$_2$ correspondence between type IIB string theory on $ AdS_3 \times S^3 \times K3$ (or $T^4$), supported by Ramond-Ramond flux, and the D1-D5 CFT. In this…

High Energy Physics - Theory · Physics 2026-01-27 Hongliang Jiang
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