English
Related papers

Related papers: A quenched 2-flavour Einstein-Maxwell-dilaton gaug…

200 papers

We apply gauge/gravity duality to compute $1/N^2_c$ corrections to the heavy quark potentials of a quark--anti-quark pair ($Q\bar Q$) and of a quark--quark pair ($QQ$) immersed into the strongly coupled N = 4 SYM plasma. On the gravity side…

High Energy Physics - Theory · Physics 2011-08-05 Hovhannes R. Grigoryan , Yuri V. Kovchegov

Gravity is perturbatively renormalizable for the physical states which can be conveniently defined via foliation-based quantization. In recent sequels, one-loop analysis was explicitly carried out for Einstein-scalar and Einstein-Maxwell…

High Energy Physics - Theory · Physics 2021-11-12 I. Y. Park

The twisted space-time reduced model of large $N$ QCD with various flavours of adjoint Wilson fermions is constructed applying the symmetric twist boundary conditions with flux $k$. The models with one and two flavours show distinctive…

High Energy Physics - Lattice · Physics 2017-08-23 Antonio González-Arroyo , Masanori Okawa

We study quantum quench in a holographic model of a zero temperature insulator-superfluid transition. The model is a modification of that of arXiv:0911.0962 and involves a self-coupled complex scalar field, Einstein gravity with a negative…

High Energy Physics - Theory · Physics 2015-06-12 Pallab Basu , Diptarka Das , Sumit R. Das , Tatsuma Nishioka

We present continuum-estimated (2+1)-flavor lattice QCD results for second-order fluctuations of conserved charges and the leading-order equation of state in the presence of strong magnetic fields at nonzero baryon chemical potential, using…

High Energy Physics - Lattice · Physics 2026-04-02 Heng-Tong Ding , Jin-Biao Gu , Arpith Kumar , Sheng-Tai Li

Compact U(1) lattice gauge theory in four dimensions is studied by means of an efficient algorithm which exploits the duality transformation properties of the model. We focus our attention onto the confining regime, considering the…

High Energy Physics - Lattice · Physics 2009-02-07 Marco Panero

In this paper, we generalize the Schwarzschild-Melvin solution within Einstein-Maxwell-dilaton theories to include non-null scalar charges, while remaining embedded in a magnetic or electric field \textit{\`a la Melvin}. We then use this…

General Relativity and Quantum Cosmology · Physics 2025-05-08 Olivier Minazzoli , Maxime Wavasseur

We perform a detailed and comprehensive study of several flavor physics observables in both lepton and quark sectors within the framework of an extended 2HDM theory where the inverse seesaw mechanism is implemented to generate the SM…

High Energy Physics - Phenomenology · Physics 2025-06-18 N. T. Duy , D. T. Huong , A. E. Carcamo Hernandez

We calculate second- and selected fourth-order conserved-charge fluctuations in $(2+1)$-flavor QCD using M\"obius domain-wall fermions (MDWF) along a line of constant physics. Gauge ensembles were generated for two light-to-strange…

We present our progresses in the use of the non-perturbative renormalization framework based on considering QCD at finite temperature with shifted and twisted (for quarks only) boundary conditions in the compact direction. We report our…

High Energy Physics - Lattice · Physics 2022-11-28 Matteo Bresciani , Mattia Dalla Brida , Leonardo Giusti , Michele Pepe

The thermo-magnetic corrections to the quark-gluon vertex in the presence of a weak magnetic field are calculated in the frame of the Hard Thermal Loop approximation. The vertex satisfies a QED-like Ward identity with the quark self-energy…

High Energy Physics - Phenomenology · Physics 2015-09-23 Alejandro Ayala , J. J. Cobos-Martinez , M. Loewe , Maria Elena Tejeda-Yeomans , R. Zamora

Two-color lattice QCD with N_f=4 staggered fermion degrees of freedom (no rooting trick is applied) with equal electric charge q is studied in a homogeneous magnetic background field B and at non-zero temperature T. In order to circumvent…

High Energy Physics - Lattice · Physics 2014-04-02 E. -M. Ilgenfritz , M. Muller-Preussker , B. Petersson , A. Schreiber

To quantitatively provide reliable predictions for the hot and dense QCD matter, a holographic model should be adjusted to describe first-principles lattice results available at vanishing baryon chemical potential. The equation of state…

High Energy Physics - Phenomenology · Physics 2025-06-26 Qingxuan Fu , Song He , Li Li , Zhibin Li

We examine the dynamics of a self--gravitating magnetized electron gas at finite temperature near the collapsing singularity of a Bianchi-I spacetime. Considering a general and appropriate and physically motivated initial conditions, we…

General Relativity and Quantum Cosmology · Physics 2015-06-15 I. Delgado Gaspar , A. Perez Martinez , Roberto A. Sussman , A. Ulacia Rey

QCD is investigated at finite temperature using Wilson fermions in the fixed scale approach. A 2+1 flavor stout and clover improved action is used at four lattice spacings allowing for control over discretization errors. The light quark…

We study a quenched SU(2) lattice gauge theory in 4d in which the spatial gauge ensemble $\{U_i\}$ is generated from a 3d gauge-Higgs model and the timelike link variables are ``reconstructed'' from the Higgs fields. The resulting ensemble…

High Energy Physics - Lattice · Physics 2009-04-14 Pietro Giudice , Simon Hands

In this paper, we investigate the transport coefficients of a strongly coupled plasma in the context of holographic QCD models based on Einstein-dilaton gravity that are compatible with linear confinement at zero temperature. At finite…

High Energy Physics - Theory · Physics 2025-07-21 Nairy A. Villarreal , Luis A. H. Mamani , Alfonso Ballon-Bayona , Alex S. Miranda , Vilson T. Zanchin

An analytical expression for the first-order density matrix of a charged, two-dimensional, harmonically confined quantum gas, in the presence of a constant magnetic field is derived. In contrast to previous results available in the…

Statistical Mechanics · Physics 2009-11-11 Patrick Shea , Brandon P. van Zyl

We give a complete analysis of indirect determinations of the top quark mass in the Standard Model by introducing a systematic procedure to identify observables that receive quantum corrections enhanced by powers of $M_t$. We propose to use…

High Energy Physics - Phenomenology · Physics 2016-01-27 Gian F. Giudice , Paride Paradisi , Alessandro Strumia

We study QCD with 2 and 3 flavours of colour-sextet quarks. The 2-flavour theory is a candidate Walking Technicolor theory. Since we are attempting to distinguish whether this theory is walking or conformal, we also study the 3-flavour…

High Energy Physics - Lattice · Physics 2011-01-27 D. K. Sinclair , J. B. Kogut