English
Related papers

Related papers: Transport coefficients and quasinormal modes in Ei…

200 papers

We discuss holographic superconductors in an arbitrary dimension whose dual black holes have scalar hair of mass near the Breitenlohner-Freedman bound. We concentrate on low temperatures in the probe limit. We show analytically that when…

High Energy Physics - Theory · Physics 2011-11-23 George Siopsis , Jason Therrien , Suphot Musiri

Einstein-Maxwell-Gauss-Bonnet-axion theory in $4$-dimensional spacetime is investigated in this paper through a "Kaluza-Klein-like" process. Dual to systems at finite temperature with background magnetic field on three dimensions, the…

High Energy Physics - Theory · Physics 2021-05-04 Yi-Li Wang , Xian-Hui Ge

In this colloquia review we discuss methods for thermal transport calculations for nanojunctions connected to two semi-infinite leads served as heat-baths. Our emphases are on fundamental quantum theory and atomistic models. We begin with…

Mesoscale and Nanoscale Physics · Physics 2008-05-23 Jian-Sheng Wang , Jian Wang , J. T. Lu

We investigate the effect of external magnetic fields on equilibration in the improved holographic QCD theory in the deconfined phase using the AdS/CFT correspondence. In particular we calculate the quasinormal mode spectra in the…

High Energy Physics - Theory · Physics 2017-04-26 Tuna Demircik , Umut Gursoy

In the Einestein-dilaton theory with a Liouville potential parameterized by $\eta$, we find a Schwarzschild-type black hole solution. This black hole solution, whose asymptotic geometry is described by the warped metric, is…

High Energy Physics - Theory · Physics 2012-09-27 Shailesh Kulkarni , Bum-Hoon Lee , Chanyong Park , Raju Roychowdhury

Potential reconstruction can be used to find various analytical asymptotical AdS solutions in Einstein dilation system generally. We have generated two simple solutions without physical singularity called zero temperature solutions. We also…

High Energy Physics - Theory · Physics 2013-10-30 Song He , Danning Li , Jun-Bao Wu

Heat transport in bulk materials is well described using the Debye theory of 3D vibrational modes (phonons) and the acoustic match model. However, in cryogenic nanodevices, phonon wavelengths exceed device dimensions, leading to confinement…

Mesoscale and Nanoscale Physics · Physics 2024-10-14 M. Sidorova , A. D. Semenov , A. Zaccone , I. Charaev , M. Gonzalez , A. Schilling , S. Gyger , S. Steinhauer

Understanding heat transport in semiconductors and insulators is of fundamental importance because of its technological impact in electronics and renewable energy harvesting and conversion. Anharmonic Lattice Dynamics provides a powerful…

Materials Science · Physics 2020-10-13 Giuseppe Barbalinardo , Zekun Chen , Nicholas W. Lundgren , Davide Donadio

We numerically integrate the semiclassical equations of motion for spherically symmetric Einstein-Maxwell theory with a dilaton coupled scalar field and look for zero temperature configurations. The solution we find is studied in detail…

High Energy Physics - Theory · Physics 2010-11-19 C. Barbachoux , A. Fabbri

The transport coefficients are known as the measure of system interactions, as well as the dynamical input of the hydrodynamic evolution equations of an expanding system created in the relativistic heavy ion collisions. In the current…

Nuclear Theory · Physics 2025-08-25 Sukanya Mitra

Gauss-Bonnet holographic fluid is a useful theoretical laboratory to study the effects of curvature-squared terms in the dual gravity action on transport coefficients, quasinormal spectra and the analytic structure of thermal correlators at…

High Energy Physics - Theory · Physics 2017-04-04 Sašo Grozdanov , Andrei O. Starinets

We investigate rotating effect on deconfinement phase transition in an Einstein-Maxwell-Dilaton(EMD) model in bottom-up holographic QCD approach. By constructing a rotating black hole, which is supposed to be dual to rotating strongly…

High Energy Physics - Phenomenology · Physics 2021-08-04 Xun Chen , Lin Zhang , Danning Li , Defu Hou , Mei Huang

Quasinormal modes of massless test scalar field in the background of gravitational field for a non-extremal dilatonic dyonic black hole are explored. The dyon-like black hole solution is considered in the gravitational $4d$ model involving…

General Relativity and Quantum Cosmology · Physics 2021-06-16 A. N. Malybayev , K. A. Boshkayev , V. D. Ivashchuk

In a seminal paper, Alcubierre showed that Einstein's theory of general relativity appears to allow a super-luminal motion. In the present study, we use a recent eternal-warp-drive solution found by Alcubierre to study the effect of Hawking…

General Relativity and Quantum Cosmology · Physics 2017-12-12 Kimet Jusufi , İzzet Sakallı , Ali Övgün

We present a microscopic theory of transport through quantum dot set-ups coupled to superconducting leads. We derive a master equation for the reduced density matrix to lowest order in the tunneling Hamiltonian and focus on quasiparticle…

Mesoscale and Nanoscale Physics · Physics 2013-06-24 Sebastian Pfaller , Andrea Donarini , Milena Grifoni

We use the Legendre invariant formalism of geometrothermodynamics to investigate the geometric properties of the equilibrium space of a spherically symmetric phantom black hole with electric charge and dilaton. We find that at certain…

General Relativity and Quantum Cosmology · Physics 2016-08-24 H. Quevedo , M. N. Quevedo , A. Sanchez

Transport through two quantum dots laterally embedded in Aharonov-Bohm interferometry with infinite intradot and arbitrary interdot Coulomb repulsion is analyzed in the weak coupling and Coulomb blockade regime. By employing the modified…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Jing Ma , Bing Dong , X. L. Lei

We study the shear momentum diffusion and related modes of a strongly coupled $(2+1)$-dimensional conformal field theory at finite temperature and chemical potential, using a dual holographic description. We consider a space-time filling…

High Energy Physics - Theory · Physics 2018-07-31 Nikola I. Gushterov

We compute quasinormal modes (QNMs) of the metric and gauge field perturbations about black branes electrically and magnetically charged in the Einstein-Maxwell-Chern-Simons theory. By the gauge/gravity correspondence, this theory is dual…

High Energy Physics - Theory · Physics 2017-04-18 Martin Ammon , Matthias Kaminski , Roshan Koirala , Julian Leiber , Jackson Wu

We derive new black hole solutions in Einstein-Maxwell-Axion-Dilaton theory with a hyperscaling violation exponent. We then examine the corresponding anomalous transport exhibited by cuprate strange metals in the normal phase of…

High Energy Physics - Theory · Physics 2017-09-06 Xian-Hui Ge , Yu Tian , Shang-Yu Wu , Shao-Feng Wu
‹ Prev 1 8 9 10 Next ›