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We advance a holographic construction for the entanglement negativity of bipartite mixed state configurations of two disjoint intervals in $(1+1)$ dimensional conformal field theories ($CFT_{1+1}$) through the $AdS_3/CFT_2$ correspondence.…

High Energy Physics - Theory · Physics 2019-03-12 Vinay Malvimat , Sayid Mondal , Boudhayan Paul , Gautam Sengupta

We study the dynamics of a strongly-coupled quantum field theory in a cosmological spacetime using the holographic AdS/CFT correspondence. Specifically we consider a confining gauge theory in an expanding FRW universe and track the…

High Energy Physics - Theory · Physics 2015-09-30 Mukund Rangamani , Moshe Rozali , Mark Van Raamsdonk

On the basis of perturbative QCD and the relativistic quark model we calculate relativistic corrections to the double $\eta_c$ meson production in proton-proton interactions at LHC energies. Relativistic terms in the production amplitude…

High Energy Physics - Phenomenology · Physics 2015-06-15 A. P. Martynenko , A. M. Trunin

In this work, we discuss both relativistic and perturbative QCD corrections to the transition form-factor ${\cal F}_{\eta_Q}{(t_1,t_2)}$ for the process $\gamma^*(q_1) \gamma^*(q_2) \leftrightarrow \eta_Q(P)$ with dependencies on the…

High Energy Physics - Phenomenology · Physics 2026-01-07 Izabela Babiarz , Chris A. Flett , Melih A. Ozcelik , Wolfgang Schäfer , Antoni Szczurek

We study viscous hydrodynamics of hot conformal field theory plasma with multiple/non-Abelian symmetries in the framework of AdS/CFT correspondence, using a recently proposed method of directly solving bulk gravity in derivative expansion…

High Energy Physics - Theory · Physics 2009-08-14 Mahdi Torabian , Ho-Ung Yee

In this work, we consider non-linear corrections to the Langevin effective theory of a heavy quark moving through a strongly coupled CFT plasma. In AdS/CFT, this system can be identified with that of a string stretched between the boundary…

High Energy Physics - Theory · Physics 2020-02-19 Bidisha Chakrabarty , Joydeep Chakravarty , Soumyadeep Chaudhuri , Chandan Jana , R. Loganayagam , Akhil Sivakumar

This dissertation represents work on three different subjects relating to quantum gravity and the AdS/CFT correspondence. First, we review a holographic computation of the one-loop corrections to the Weyl anomaly on Ricci flat backgrounds…

High Energy Physics - Theory · Physics 2021-10-01 Brian McPeak

We consider the leading post-Newtonian and quantum corrections to the non-relativistic scattering amplitude of charged spin-1/2 fermions in the combined theory of general relativity and QED. The coupled Dirac-Einstein system is treated as…

General Relativity and Quantum Cosmology · Physics 2008-11-26 M. S. Butt

We perform threshold resummation of soft gluon corrections to the total cross sections and the invariant mass distributions for production of a top-antitop quark pair associated with a heavy electroweak boson $V = W^+$, $W^-$ or $Z$ in $pp$…

High Energy Physics - Phenomenology · Physics 2019-03-27 Anna Kulesza , Leszek Motyka , Daniel Schwartländer , Tomasz Stebel , Vincent Theeuwes

Considering theories in sectors of large global charge $Q$ results in a semiclassical effective field theory (EFT) description for some strongly-coupled conformal field theories (CFTs) with continuous global symmetries. Hence, when studying…

High Energy Physics - Theory · Physics 2018-09-26 Orestis Loukas , Domenico Orlando , Susanne Reffert , Debajyoti Sarkar

An heuristic semiclassical procedure that incorporates quantum gravity induced corrections in the description of photons and spin 1/2 fermions is reviewed. Such modifications are calculated in the framework of loop quantum gravity and they…

General Relativity and Quantum Cosmology · Physics 2009-11-07 Luis Urrutia

In the bottom-up approach to AdS/QCD based on a five-dimensional gravity dilaton action the exponential of the dilaton field is usually identified as the strong or 't Hooft coupling. There is currently no model known which fits the…

High Energy Physics - Theory · Physics 2011-03-07 K. Veschgini , E. Megias , H. J. Pirner

This review cover our current understanding of strongly coupled Quark-Gluon Plasma (sQGP), especially theoretical progress in (i) explaining the RHIC data by hydrodynamics, (ii) describing lattice data using electric-magnetic duality; (iii)…

High Energy Physics - Phenomenology · Physics 2010-04-30 Edward Shuryak

Non-singlet ${\cal{O}}(\alpha_s^2)$ corrections from light quarks are calculated analytically for the massive quark-antiquark pair production rates through the vector, axial-vector, scalar and pseudoscalar currents for all energies above…

High Energy Physics - Phenomenology · Physics 2009-10-30 A. H. Hoang , T. Teubner

The back reaction imparted by a uniform distribution of heavy static fundamental quarks on large $N_c$ strongly coupled gauge theory can be holographically realized as a deformation in $AdS$ blackhole background. The presence of back…

High Energy Physics - Theory · Physics 2020-06-24 Shankhadeep Chakrabortty , Sanjay Pant , Karunava Sil

We provide an analysis of the empirical consequences of the AdS/CFT duality with reference to the application of the duality in a fundamental theory, effective theory and instrumental context. Analysis of the first two contexts is intended…

History and Philosophy of Physics · Physics 2018-10-03 Radin Dardashti , Richard Dawid , Sean Gryb , Karim Thébault

We study solitons in the context of Sakai-Sugimoto-Witten holographic model of QCD. In the large 't Hooft coupling limit, flat space instantons give an approximate description of baryons. We provide an ansatz through deforming the BPST…

High Energy Physics - Theory · Physics 2022-06-29 Ali Imaanpur

In this work, holographic approach has been used to analyse the transport properties of baryon rich back-reacted thermal plasma with finite 't Hooft coupling correction. The dual bulk geometry is charged AdS black hole with higher…

High Energy Physics - Theory · Physics 2026-03-10 Rishi Pokhrel , Karma P. Sherpa , Indra K. P. Chettri , Tanay K. Dey

We study quantum corrections to holographic entanglement entropy in AdS$_3$/CFT$_2$; these are given by the bulk entanglement entropy across the Ryu-Takayanagi surface for all fields in the effective gravitational theory. We consider bulk…

High Energy Physics - Theory · Physics 2020-05-13 Alexandre Belin , Nabil Iqbal , Jorrit Kruthoff

We consider the effect of a periodic perturbation with frequency $\omega$ on the holographic N=4 plasma represented by the planar AdS black hole. The response of the system is given by exponentially decaying waves. The corresponding complex…

High Energy Physics - Theory · Physics 2009-04-30 Irene Amado , Carlos Hoyos , Karl Landsteiner , Sergio Montero