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We study the scattering problem in the static patch of de Sitter space, i.e. the problem of field evolution between the past and future horizons of a de Sitter observer. We formulate the problem in terms of off-shell fields in Poincare…

高能物理 - 理论 · 物理学 2024-03-12 Emil Albrychiewicz , Yasha Neiman , Mirian Tsulaia

Two-loop MHV amplitudes in planar ${\cal N} = 4$ supersymmetric Yang Mills theory are known to exhibit many intriguing forms of cluster-algebraic structure. We leverage this structure to upgrade the symbols of the eight- and nine-particle…

高能物理 - 理论 · 物理学 2021-07-14 John Golden , Andrew J. McLeod

We introduce a decomposition of D-dimensional vector amplitudes in terms of building blocks that preserve all partial amplitude relations of the parent gauge-theory. Using this decomposition, we derive a new set of amplitude relations…

高能物理 - 理论 · 物理学 2023-04-12 Nicolas H. Pavao

We explore the structure of maximally supersymmetric Yang-Mills correlators in the supergravity regime. We develop an algorithm to construct one-loop supergravity amplitudes of four arbitrary Kaluza-Klein supergravity states, properly…

高能物理 - 理论 · 物理学 2020-05-20 Francesco Aprile , James Drummond , Paul Heslop , Hynek Paul

The existence of interacting higher-spin theories is tightly constrained by many no-go theorems. In this paper, we construct a chiral, higher-spin generalization of Yang-Mills theory in flat space which avoids these no-go theorems and has…

高能物理 - 理论 · 物理学 2023-05-11 Tim Adamo , Tung Tran

As part of the Snowmass community planning exercise, we highlight an ongoing program of research into the structure of scattering amplitudes in N=4 super-Yang-Mills theory, particularly in the planar limit of a large number of colors. This…

高能物理 - 理论 · 物理学 2022-07-22 Nima Arkani-Hamed , Lance J. Dixon , Andrew J. McLeod , Marcus Spradlin , Jaroslav Trnka , Anastasia Volovich

We present analytic forms of three-loop four-gluon planar amplitudes in pure Yang-Mills theory in this letter. Gauge invariant bases and a set of proper master integrals are chosen such that the amplitudes are explicitly invariant under…

高能物理 - 唯象学 · 物理学 2019-10-15 Qingjun Jin , Hui Luo

We demonstrate that the planar real-$\beta$-deformed Super-Yang--Mills theory possesses an infinitely-dimensional Yangian symmetry algebra and thus is classically integrable. This is achieved by the introduction of the twisted coproduct…

高能物理 - 理论 · 物理学 2017-10-25 Aleksander Garus

A non-trivial consequence of the super-correlator/super-amplitude duality is that the integrand of the four-point correlation function of stress-tensor multiplets in planar N=4 super Yang-Mills contains a certain combination of n-point…

高能物理 - 理论 · 物理学 2018-08-01 Paul Heslop , Vuong-Viet Tran

We present an ansatz for the planar five-loop four-point amplitude in maximally supersymmetric Yang-Mills theory in terms of loop integrals. This ansatz exploits the recently observed correspondence between integrals with simple conformal…

高能物理 - 理论 · 物理学 2008-11-26 Z. Bern , J. J. M. Carrasco , H. Johansson , D. A. Kosower

We compute the symbol of the two-loop five-point scattering amplitude in $\mathcal{N}$ = 4 super-Yang-Mills theory, including its full color dependence. This requires constructing the symbol of all two-loop five-point nonplanar massless…

高能物理 - 理论 · 物理学 2019-04-03 Samuel Abreu , Lance J. Dixon , Enrico Herrmann , Ben Page , Mao Zeng

We study superpotential perturbations of q deformed N=4 Yang-Mills for q a root of unity. This is a special case whose geometry is associated to an orbifold with three lines of codimension two singularities meeting at the origin. We perform…

高能物理 - 理论 · 物理学 2009-11-11 David Berenstein , Samuel Pinansky

In four-dimensional N=4 super Yang-Mills (SYM) the SU(3) sub-sector spanned by purely holomorphic fields is isomorphic to the corresponding mixed one spanned by both holomorphic and antiholomorphic fields. This is no longer the case when…

高能物理 - 理论 · 物理学 2015-05-28 V. Giangreco M. Puletti , T. Mansson

In this work we study the main properties and the one-loop renormalization of a Yang-Mills theory in which the kinetic term contains also a fourth-order differential operator; in particular, we add to the Yang-Mills Lagrangian the most…

高能物理 - 理论 · 物理学 2017-11-13 Lorenzo Casarin

We take up the study of integrable structures behind non-planar contributions to scattering amplitudes in N=4 super Yang-Mills theory. Focusing on leading singularities, we derive the action of the Yangian generators on color-ordered…

高能物理 - 理论 · 物理学 2016-03-02 Rouven Frassek , David Meidinger

In this thesis, we study the integrands of a special four-point correlation function formed of protected half-BPS operators and scattering amplitudes in planar supersymmetric $\mathcal{N}=4$ Yang-Mills. We use the `soft-collinear bootstrap'…

高能物理 - 理论 · 物理学 2018-06-07 Vuong-Viet Tran

Planar L-loop maximally helicity violating amplitudes in N = 4 supersymmetric Yang-Mills theory are believed to possess the remarkable property of satisfying iteration relations in L. We propose a simple new method for studying the…

高能物理 - 理论 · 物理学 2009-11-11 Freddy Cachazo , Marcus Spradlin , Anastasia Volovich

The scalar and vector topological Yang-Mills symmetries determine a closed and consistent sector of Yang-Mills supersymmetry. We provide a geometrical construction of these symmetries, based on a horizontality condition on reducible…

高能物理 - 理论 · 物理学 2009-11-11 Laurent Baulieu , Guillaume Bossard , Alessandro Tanzini

The scattering amplitudes of planar N = 4 super-Yang-Mills exhibit a number of remarkable analytic structures, including dual conformal symmetry and logarithmic singularities of integrands. The amplituhedron is a geometric construction of…

高能物理 - 理论 · 物理学 2016-07-20 Zvi Bern , Enrico Herrmann , Sean Litsey , James Stankowicz , Jaroslav Trnka

Marginal beta deformations of N=4 super-Yang-Mills theory are known to correspond to a certain class of deformations of the S^5 background subspace of type IIB string theory in AdS_5 x S^5. An analogous set of deformations of the AdS_5…

高能物理 - 理论 · 物理学 2008-11-26 Ian Swanson