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We calculate the four point correlation function for scalar perturbations in the canonical model of slow-roll inflation. We work in the leading slow-roll approximation where the calculation can be done in de Sitter space. Our calculation…

High Energy Physics - Theory · Physics 2014-10-14 Archisman Ghosh , Nilay Kundu , Suvrat Raju , Sandip P. Trivedi

In {\cal N} = 2 superconformal three-dimensional field theory the R-symmetry is determined by locally maximizing the free energy F on the three-sphere. Using F-maximization, we study the {\cal N} = 2 supersymmetric U(N_c) gauge theory…

High Energy Physics - Theory · Physics 2015-06-12 Benjamin R. Safdi , Igor R. Klebanov , Jeongseog Lee

We present evidence for a new deconstruction of Little String Theory (LST). The starting point is a four-dimensional conformal field theory on its Higgs branch which provides a lattice regularization of six-dimensional gauge theory. We…

High Energy Physics - Theory · Physics 2009-11-10 Nick Dorey

Large $N$ conformal field theories often admit unitary renormalization group flows triggered by double-trace deformations. We compute the change in scalar four-point functions under double-trace flow, to leading order in $1/N$. This has a…

High Energy Physics - Theory · Physics 2018-05-22 Simone Giombi , Vladimir Kirilin , Eric Perlmutter

Maxwell's Electrodynamics admits two distinct Galilean limits called the Electric and Magnetic limits. We show that the equations of motion in both these limits are invariant under the Galilean Conformal Algebra in D=4, thereby exhibiting…

High Energy Physics - Theory · Physics 2015-06-22 Arjun Bagchi , Rudranil Basu , Aditya Mehra

Considering the linearized gravity with matter fields, the effective potential of the ``conformal dilaton'' in the string frame is generated semiclassically by one-loop contribution of heavy matter fields. This in turn generates a…

High Energy Physics - Theory · Physics 2007-05-23 HoSeong La

We study the renormalizable quantum gravity formulated as a perturbed theory from conformal field theory (CFT) on the basis of conformal gravity in four dimensions. The conformal mode in the metric field is managed non-perturbatively…

High Energy Physics - Theory · Physics 2009-11-10 Ken-ji Hamada

A world-volume model of non-critical 3-brane is quantized in a strong coupling phase where fluctuations of the conformal mode become dominant. This phase, called the conformal-mode dominant phase, is realized at the very high energy far…

High Energy Physics - Theory · Physics 2009-11-10 Ken-ji Hamada , Shinichi Horata

The large R-charge limit of two-point functions of chiral primary operators in rank-one N=2 superconformal field theories exhibits a universal behavior controlled by the effective field theory on their Coulomb branch. In the case of SU(2)…

High Energy Physics - Theory · Physics 2026-02-24 Andrea Cipriani , Raffaele Savelli

Boundary conformal field theories have several additional terms in the trace anomaly of the stress tensor associated purely with the boundary. We constrain the corresponding boundary central charges in three- and four-dimensional conformal…

High Energy Physics - Theory · Physics 2018-01-10 Christopher Herzog , Kuo-Wei Huang , Kristan Jensen

We extend and clarify the large-charge expansion of the conformal dimension $\Delta_Q$ of the lowest operator of charge $Q$ in nonrelativistic CFTs using the state-operator correspondence. The latter requires coupling the theory to an…

High Energy Physics - Theory · Physics 2022-08-02 Vito Pellizzani

The concept of relativistic scaling is applied to describe the most recent data from inclusive electron-deuteron scattering at large momentum transfer. We calculate the asymptotic scaling function f(y) of the deuteron using its relationship…

Nuclear Theory · Physics 2017-08-23 M. K. Gaidarov , M. V. Ivanov , A. N. Antonov

The neutron charge radius is studied within a light-front model with different spin coupling schemes and wave functions. The cancellation of the contributions from the Foldy term and Dirac form factor to the neutron charge form factor is…

High Energy Physics - Phenomenology · Physics 2009-11-10 W. R. B. de Araújo , T. Frederico , M. Beyer , H. J. Weber

We compute structure constants in N=4 SYM at one loop using Integrability. This requires having full control over the two loop eigenvectors of the dilatation operator for operators of arbitrary size. To achieve this, we develop an algebraic…

High Energy Physics - Theory · Physics 2012-05-25 Nikolay Gromov , Pedro Vieira

We discuss constraints imposed by soft limits for effective field theories arising from symmetry breaking. In particular, we consider those associated with anomalous conformal symmetry as well as duality symmetries in supergravity. We…

High Energy Physics - Theory · Physics 2016-01-27 Yu-tin Huang , Congkao Wen

We consider quantum \cal{N} = 4 super Yang-Mills theory interacting in a covariant way with \cal{N} = 4 conformal supergravity. The induced large N effective action for such a theory is calculated on a dilaton-gravitational background using…

High Energy Physics - Theory · Physics 2009-01-14 I. Brevik , S. D. Odintsov

The functional potential formalism is used to analyze stationary axisymmetric spaces in the Einstein-Maxwell-Dilaton theory. Performing a Legendre transformation, a ``Hamiltonian''is obtained, which allows to rewrite the dynamical equations…

General Relativity and Quantum Cosmology · Physics 2009-10-31 Tonatiuh Matos , Dario Nunez , Maribel Rios

We find the Lie point symmetries for non-relativistic two-dimensional charged particle motion. These symmetries comprise a quasi-invariance transformation, a time-dependent rotation, a time-dependent spatial translation and a dilation. The…

Mathematical Physics · Physics 2009-11-07 F. Haas , J. Goedert

The classical question whether nonholonomic dynamics is realized as limit of friction forces was first posed by Carath\'eodory. It is known that, indeed, when friction forces are scaled to infinity, then nonholonomic dynamics is obtained as…

Dynamical Systems · Mathematics 2016-07-27 Jaap Eldering

It is believed that the invariance of the generalised diffeomorphisms prevents any non-trivial dilaton potential from double field theory. It is therefore difficult to include loop corrections in the formalism. We show that by redefining a…

High Energy Physics - Theory · Physics 2014-10-27 Songlin Lv , Houwen Wu , Haitang Yang
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