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相关论文: Anomalous transport in second order hydrodynamics

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We summarize recent advances in the application of the equilibrium partition function formalism for the study of the transport coefficients of relativistic fluids induced by quantum anomalies, at first and second order in the hydrodynamic…

高能物理 - 理论 · 物理学 2022-09-07 Eugenio Megias

We compute the partition function for non-interacting chiral fermions at second order in a derivative expansion of an arbitrary time-independent gravitational and gauge background. We find that Pauli-Villars regularization of the vacuum…

高能物理 - 理论 · 物理学 2015-06-16 Eugenio Megias , Manuel Valle

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…

高能物理 - 理论 · 物理学 2015-06-15 Eugenio Megias , Francisco Pena-Benitez

We derive a set of nontrivial relations between second-order transport coefficients which follow from the second law of thermodynamics upon considering a regime close to uniform rotation of the fluid. We demonstrate that extension of…

高能物理 - 理论 · 物理学 2021-08-25 Shiyong Li , Mikhail A. Stephanov , Ho-Ung Yee

We study nondissipative transport induced by the Nieh-Yan anomaly. After computing the torsional terms in the equilibrium partition function using transgression, we find the constitutive relations for the covariant axial-vector, heat,…

高能物理 - 理论 · 物理学 2022-03-29 Manuel Valle , Miguel A. Vazquez-Mozo

We revisit the transport properties induced by the chiral anomaly in a charged plasma holographically dual to anomalous $U(1)_V\times U(1)_A$ Maxwell theory in Schwarzschild-$AdS_5$. Off-shell constitutive relations for vector and axial…

高能物理 - 理论 · 物理学 2016-12-21 Yanyan Bu , Michael Lublinsky , Amir Sharon

We study the transport properties of a relativistic fluid affected by chiral and gauge-gravitational anomalies. The computation is performed in the framework of the fluid/gravity correspondence for a 5 dim holographic model with…

高能物理 - 理论 · 物理学 2015-06-16 Eugenio Megias , Francisco Pena-Benitez

Using the derivative expansion applied to the Wigner transform of the two - point Green function this is possible to derive the response of various nondissipative currents to the external gauge fields. The corresponding currents are…

高能物理 - 唯象学 · 物理学 2021-04-30 M. A. Zubkov , Z. V. Khaidukov

This is a brief report of work performed in arXiv:1106.3576. We consider the chiral transport terms in a relativistic charged superfluid, and their relation to triangle anomalies. The terms allowed by the Second Law of thermodynamics have…

高能物理 - 理论 · 物理学 2011-08-31 Yasha Neiman , Yaron Oz

We study the thermal partition function of quantum field theories on arbitrary stationary background spacetime, and with arbitrary stationary background gauge fields, in the long wavelength expansion. We demonstrate that the equations of…

We propose the new nondissipative transport effect - the appearance of axial current of thermal quasiparticles in the presence of background gravity with torsion. For the non-interacting model of massless Dirac fermions the response of the…

介观与纳米尺度物理 · 物理学 2018-12-06 Z. V. Khaidukov , M. A. Zubkov

The conservation of an axial current modified by the gravitational chiral anomaly implies the universal transport phenomenon (Kinematical Vortical Effect) dependent solely on medium vorticity and acceleration but not dependent explicitly on…

高能物理 - 理论 · 物理学 2022-10-19 G. Yu. Prokhorov , O. V. Teryaev , V. I. Zakharov

Nondissipative transport of strangeness is studied in a chiral hadronic plasma with three flavors. In the phase in which chiral symmetry is preserved, strangeness transport is found to be driven by both an external magnetic field and fluid…

高能物理 - 理论 · 物理学 2024-02-02 Eugenio Megias , Miguel A. Vazquez-Mozo

The anomalous currents of two-flavor chiral nuclear matter in the presence of chiral imbalance are computed, using recently developed methods exploiting generalized transgression, which facilitates the evaluation of both the equilibrium…

高能物理 - 理论 · 物理学 2019-12-10 Juan L. Mañes , Eugenio Megias , Manuel Valle , Miguel A. Vazquez-Mozo

We present a new approach to discuss two dimensional chiral and non-chiral hydrodynamics with gauge and gravitational anomalies. Exact constitutive relations for the stress tensor and charge current are obtained. For the chiral theory, the…

高能物理 - 理论 · 物理学 2014-05-12 Rabin Banerjee , Shirsendu Dey , Bibhas Ranjan Majhi , Arpan Krishna Mitra

We study parity odd transport at second order in derivative expansion for a non-conformal charged fluid. We see that there are 27 parity odd transport coefficients, of which 12 are non-vanishing in equilibrium. We use the equilibrium…

高能物理 - 理论 · 物理学 2015-06-15 Sayantani Bhattacharyya , Justin R. David , Somyadip Thakur

This is a second study of chiral anomaly induced transport within a holographic model consisting of anomalous $U(1)_V\times U(1)_A$ Maxwell theory in Schwarzschild-$AdS_5$ spacetime. In the first part, chiral magnetic/separation effects…

高能物理 - 理论 · 物理学 2017-04-26 Yanyan Bu , Michael Lublinsky , Amir Sharon

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…

高能物理 - 理论 · 物理学 2018-02-14 Eugenio Megias

Relativistic heavy ion collisions represent an arena for the probe of various anomalous transport effects. Those effects, in turn, reveal the correspondence between the solid state physics and the high energy physics, which share the common…

高能物理 - 唯象学 · 物理学 2021-04-30 M. A. Zubkov , Z. V. Khaidukov , R. A. Abramchuk

The effects of finite magnetization and electric polarization on dissipative and non-dissipative (anomalous) transport coefficients of a chiral fluid are studied. First, using the second law of thermodynamics as well as Onsager's time…

高能物理 - 理论 · 物理学 2017-04-28 N. Sadooghi , S. M. A. Tabatabaee
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