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Related papers: Magnetothermoelectric Response from Holography

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We analyze a class of bottom-up holographic models for low energy thermo-electric transport. The models we focus on belong to a family of Einstein-Maxwell-dilaton theories parameterized by two scalar functions, characterizing the dilaton…

High Energy Physics - Theory · Physics 2015-12-15 Mukund Rangamani , Moshe Rozali , Darren Smyth

We present a class of holographic massive gravity models that realize a spontaneous breaking of translational symmetry - they exhibit transverse phonon modes whose speed relates to the elastic shear modulus according to elasticity theory.…

High Energy Physics - Theory · Physics 2018-05-02 Lasma Alberte , Martin Ammon , Matteo Baggioli , Amadeo Jiménez-Alba , Oriol Pujolàs

We investigate field theory models of holographic superconductors in which the condensation of the order parameter is induced by a Robin boundary condition. Assuming large-$c$ factorization, we study the phase diagram of a two-dimensional…

High Energy Physics - Theory · Physics 2026-05-19 Salvatore Santoro , Roberto Auzzi , Stefano Bolognesi

We investigate transverse magnetic heat transport on the surface of a topological insulator on which a ferromagnet is attached. We present general expressions of the Nernst coefficient and the thermal Hall conductivity, which are reduced to…

Mesoscale and Nanoscale Physics · Physics 2015-05-27 Takehito Yokoyama , Shuichi Murakami

Using gauge/gravity duality, we investigate charge localization near an interface in a strongly coupled system. For this purpose we consider a top-down holographic model and determine its conductivities. Our model corresponds to a…

High Energy Physics - Theory · Physics 2015-11-09 Mario Araujo , Daniel Arean , Johanna Erdmenger , Javier M. Lizana

We investigate the saturation level of hydromagnetic turbulence driven by the magnetorotational instability in the case of vanishing net flux. Motivated by a recent paper of Bodo, Cattaneo, Mignone, & Rossi, we here focus on the case of a…

High Energy Astrophysical Phenomena · Physics 2015-06-15 Oliver Gressel

We compute AC electrical transport at quantum Hall critical points, as modeled by intersecting branes and gauge/gravity duality. We compare our results with a previous field theory computation by Sachdev, and find unexpectedly good…

High Energy Physics - Theory · Physics 2009-11-13 Janne Alanen , Esko Keski-Vakkuri , Per Kraus , Ville Suur-Uski

We study the charge transport properties of fields confined to a (2+1)-dimensional defect coupled to (3+1)-dimensional super-Yang-Mills at large-$\nc$ and strong coupling, using AdS/CFT techniques applied to linear response theory. The dual…

High Energy Physics - Theory · Physics 2009-01-09 Robert C. Myers , Matthias C. Wapler

The energy spectrum of massless Dirac fermions in graphene under two dimensional periodic magnetic modulation having square lattice symmetry is calculated. We show that the translation symmetry of the problem is similar to that of the…

Mesoscale and Nanoscale Physics · Physics 2018-10-24 Manisha Arora , Sankalpa Ghosh

We analytically compute the thermoelectric conductivities at zero frequency (DC) in the holographic dual of a four dimensional Einstein-Maxwell-Axion-Dilaton theory that admits a class of asymptotically hyperscaling violating Lifshitz…

High Energy Physics - Theory · Physics 2018-04-20 Sera Cremonini , Mirjam Cvetič , Ioannis Papadimitriou

We prove several universal properties of charge transport in generic CFTs holographic to nonminimal extensions of four-dimensional Einstein-Maxwell theory with exact electromagnetic duality invariance. First, we explicitly verify that the…

High Energy Physics - Theory · Physics 2023-03-24 Ángel J. Murcia , Dmitri Sorokin

We study a strongly interacting, fermionic fluid in the presence of an applied magnetic field using a holographic framework. At low temperatures, translation symmetry is spontaneously broken and the resulting phase is a striped Hall fluid.…

High Energy Physics - Theory · Physics 2022-05-26 Niko Jokela , Matti Järvinen , Matthew Lippert

We have investigated anomalous Hall effect and magnetoresistance in a noncentrosymmetric itinerant magnet Cr$_{11}$Ge$_{19}$. While the temperature- and magnetic-field-dependent anomalous Hall conductivity is just proportional to the…

Strongly Correlated Electrons · Physics 2017-11-01 N. Jiang , Y. Nii , R. Ishii , Z. Hiroi , Y. Onose

Conventional and spin-related thermoelectric effects in electronic transport through a nanoscopic system exhibiting magnetic anisotropy $-$with both uniaxial and transverse components$-$ are studied theoretically in the linear response…

Mesoscale and Nanoscale Physics · Physics 2015-11-13 Maciej Misiorny , Józef Barnaś

The thermoelectric transport through a molecular bridge is discussed, with an emphasis on the effects of inelastic processes of the transport electrons caused by the coupling to the vibrational modes of the molecule. In particular it is…

Mesoscale and Nanoscale Physics · Physics 2015-03-17 O. Entin-Wohlman , Y. Imry , A. Aharony

Thermodynamics and transport are investigated in a holographic QCD model that extends the Einstein--Maxwell--Dilaton framework by incorporating Gauss--Bonnet corrections. Model parameters are fixed using state-of-the-art lattice QCD…

High Energy Physics - Theory · Physics 2026-05-25 ChenWei Tong , Jie Zhou , YuanXu Wang , Rong-Gen Cai , Song He , Li Li

We investigate recent results for the electrical conductivity and the fermionic self-energy, obtained in a holographic bottom-up model for a relativistic charge-neutral conformal field theory. We present two possible field-theoretic…

High Energy Physics - Theory · Physics 2015-04-16 V. P. J. Jacobs , S. Grubinskas , H. T. C. Stoof

Thermoelectric transport involving an arbitrary number of terminals is discussed in the presence of a magnetic field breaking time-reversal symmetry within the linear response regime using the Landauer-B\"uttiker formalism. We derive a…

Statistical Mechanics · Physics 2013-10-14 Kay Brandner , Udo Seifert

Magneto-transport measurements on two dimensional van der Waals heterostructures have recently shown signatures of uniaxial anisotropy. Such measurements are almost exclusively performed in a Hall bar geometry which makes it difficult to…

Mesoscale and Nanoscale Physics · Physics 2023-12-08 Oskar Vafek

Implications of noncommutative field theories with commutator of the coordinates of the form $[x^{\mu},x^{\nu}]=i \Lambda_{\quad \omega}^{\mu \nu}x^{\omega}$with nilpotent structure constants are investigated. It is shown that a free…

General Relativity and Quantum Cosmology · Physics 2016-11-09 Orfeu Bertolami
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