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Related papers: Gravitational Anomaly and Transport

200 papers

Chiral anomalies have profound impact on the transport properties of relativistic fluids. In four dimensions there are different types of anomalies, pure gauge and mixed gauge-gravitational anomalies. They give rise to two new…

High Energy Physics - Theory · Physics 2017-02-14 Karl Landsteiner , Eugenio Megias , Francisco Pena-Benitez

Axial anomalies give rise to interesting new transport phenomena such as the "chiral magnetic effect". We discuss how the associated transport coefficients can be studied via Kubo formulas at weak and strong coupling, the latter via gauge…

High Energy Physics - Phenomenology · Physics 2011-10-18 Karl Landsteiner , Eugenio Megias , Francisco Pena-Benitez

In the presence of dense matter quantum anomalies give rise to two new transport phenomena. An anomalous current is generated either by an external magnetic field or through vortices in the fluid carrying the anomalous charge. The…

High Energy Physics - Theory · Physics 2015-03-19 Irene Amado , Karl Landsteiner , Francisco Pena-Benitez

The existence of new transport phenomena associated to the presence of quantum anomalies has atracted very recently the attention of theorist. These transport coefficient have very interesting properties, for example, they do not…

High Energy Physics - Theory · Physics 2013-07-03 Francisco Pena-Benitez

Quantum anomalies are one of the subtlest properties of relativistic field theories. They give rise to non-dissipative transport coefficients in the hydrodynamic expansion. In particular a magnetic field can induce an anomalous current via…

High Energy Physics - Theory · Physics 2018-02-14 Eugenio Megias

We review the Kubo formulae relevant to study anomalous transport properties of relativistic fluids. We apply this formalism to perform a computation of the transport coefficients in a holographic massive gravity model including vorticity…

High Energy Physics - Theory · Physics 2017-04-26 Eugenio Megias

We discuss new transport phenomena in the presence of both a strong magnetic field and a vortex field. Their interplay induces a charge distribution and a current along the magnetic field. We show that the associated transport coefficients…

Nuclear Theory · Physics 2018-03-14 Koichi Hattori , Yi Yin

We study the transport properties of relativistic fluids induced by quantum anomalies in presence of explicit symmetry breaking. To this end we consider a holographic Einstein-Maxwell model in 5 dimensions with pure gauge and a mixed…

High Energy Physics - Theory · Physics 2026-02-24 Ashis Tamang , Nishal Rai , Karl Landsteiner , Eugenio Megias

Quantum anomalies give rise to novel transport phenomena, including the generation of a current in a relativistic fluid due to the presence of magnetic field or vorticity. We present an exclusive and direct computation of the chiral anomaly…

High Energy Physics - Theory · Physics 2025-07-04 Rémy Larue , Jérémie Quevillon , Diego Saviot

We evaluate the contribution of chiral fermions in $d=2, 4, 6$, chiral bosons, a chiral gravitino like theory in $d=2$ and chiral gravitinos in $d=6$ to all the leading parity odd transport coefficients at one loop. This is done by using…

High Energy Physics - Theory · Physics 2015-09-03 Subham Dutta Chowdhury , Justin R. David

We investigate novel transport phenomena in a chiral fluid originated from an interplay between a vorticity and strong magnetic field, which induces a redistribution of vector charges in the system and an axial current along the magnetic…

High Energy Physics - Theory · Physics 2016-10-12 Koichi Hattori , Yi Yin

The thermal contribution to the chiral vortical effect is believed to be related to the axial anomaly in external gravitational fields. We use the universality of the spin-gravity interaction to extend this idea to a wider set of phenomena.…

High Energy Physics - Theory · Physics 2017-08-30 Artur Avkhadiev , Andrey V. Sadofyev

We study anomalous conductivities in Chiral Superfluids in the framework of two different holographic models, by means of Kubo formulae. In addition, we point out the existence of an anomalous transport phenomenon that consists in the…

High Energy Physics - Theory · Physics 2015-06-19 Amadeo Jimenez-Alba , Luis Melgar

We calculate anomaly induced conductivities from a holographic gauge theory model using Kubo formulas, making a clear conceptual distinction between thermodynamic state variables such as chemical potentials and external background fields.…

High Energy Physics - Theory · Physics 2011-03-03 A. Gynther , K. Landsteiner , F. Pena-Benitez , A. Rebhan

We compute, in the framework of the fluid/gravity correspondence, the transport coefficients of a relativistic fluid affected by chiral and gauge-gravitational anomalies, including external electromagnetic fields. The computation is…

High Energy Physics - Theory · Physics 2015-06-15 Eugenio Megias , Francisco Pena-Benitez

We study the anomalous induced current of a vortex in a relativistic fluid via the chiral vortical effect, which is analogous to the anomalous current induced by a magnetic field via the chiral magnetic effect. We perform this analysis at…

High Energy Physics - Theory · Physics 2015-06-03 Karl Landsteiner , Eugenio Megias , Luis Melgar , Francisco Pena-Benitez

Chiral anomalies give rise to dissipationless transport phenomena such as the chiral magnetic and vortical effects. In these notes I review the theory from a quantum field theoretic, hydrodynamic and holographic perspective. A physical…

High Energy Physics - Theory · Physics 2017-05-01 Karl Landsteiner

In a fluid with vorticity and acceleration, an axial current arises in the third order of gradient expansion, called the kinematical vortical effect (KVE). While existing in the absence of gravitational fields, it is nevertheless associated…

High Energy Physics - Theory · Physics 2023-04-05 Georgy Yu. Prokhorov , Oleg V. Teryaev , Valentin I. Zakharov

A derivation of the anomaly-induced transport phenomena---the chiral magnetic/vortical effect---is revisited based on the imaginary-time formalism of quantum field theory. Considering the simplest anomalous system composed of a single Weyl…

High Energy Physics - Theory · Physics 2021-10-07 Masaru Hongo , Yoshimasa Hidaka

In this work, we explore macroscopic transport phenomena associated with a rotational system in the presence of an external orthogonal electromagnetic field. Simply based on the lowest Landau level approximation, we derive nontrivial…

Nuclear Theory · Physics 2021-08-18 Gaoqing Cao
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