English
Related papers

Related papers: Holographic Magnetized Chiral Density Wave

200 papers

General phenomenological theory of magnetic spin waves in ferromagnetic media is originally reformulated and applied to analysis of magnetostatic waves in films and plates with arbitrary nisotropy under arbitrary external field. Exact…

Other Condensed Matter · Physics 2012-04-03 Yu. E. Kuzovlev , Yu. V. Medvedev , N. I. Mezin

We consider cosmological topologically massive gravity at the chiral point with positive sign of the Einstein-Hilbert term. We demonstrate the presence of a negative energy bulk mode that grows linearly in time. Unless there are physical…

High Energy Physics - Theory · Physics 2010-05-12 Daniel Grumiller , Niklas Johansson

We investigate inhomogeneous chiral condensates, such as the so-called dual chiral density wave of dense quark matter, under an external magnetic field at finite real and imaginary chemical potentials. In a model-independent manner, we find…

High Energy Physics - Phenomenology · Physics 2015-08-04 Kouji Kashiwa , Tong-Gyu Lee , Kazuya Nishiyama , Ryo Yoshiike

We consider the magnetic phase diagram of the two-dimensional Hubbard model on a square lattice. We take into account both spiral and collinear incommensurate magnetic states. The possibility of phase separation of spiral magnetic phases is…

Strongly Correlated Electrons · Physics 2011-09-13 M. A. Timirgazin , A. K. Arzhnikov , A. V. Vedyayev

The $S=1/2$ Kitaev honeycomb model has attracted significant attention as an exactly solvable example with a quantum spin liquid ground state. In a properly oriented external magnetic field, chiral Majorana edge modes associated with a…

Strongly Correlated Electrons · Physics 2022-03-23 Pedro M. Cônsoli , Eric C. Andrade

An intense X wave propagating perpendicularly to dc magnetic field is unstable with respect to a parametric decay into an electron Bernstein wave and a lower-hybrid wave. A modified theory of this effect is proposed that extends to the…

Plasma Physics · Physics 2017-04-26 I. Y. Dodin , A. V. Arefiev

We develop an effective medium theory for electromagnetic wave propagation through gapless non-uniform systems with dynamic chiral magnetic effect. The theory allows to calculate macroscopic-disorder-induced corrections to the values of…

Mesoscale and Nanoscale Physics · Physics 2017-03-15 Jing Ma , D. A. Pesin

We present a first principles study of chiral plasma instabilities and the onset of chiral turbulence in QED plasmas far from equilibrium. By performing classical-statistical lattice simulations of the microscopic theory, we show that the…

High Energy Physics - Phenomenology · Physics 2020-08-06 Mark Mace , Niklas Mueller , Sören Schlichting , Sayantan Sharma

At high enough charge density, the homogeneous state of the D3-D7' model is unstable to fluctuations at nonzero momentum. We investigate the end point of this instability, finding a spatially modulated ground state, which is a charge and…

High Energy Physics - Theory · Physics 2017-03-02 Niko Jokela , Matti Jarvinen , Matthew Lippert

The inhomogeneous chiral phase is discussed in QCD at finite temperature and/or density. We study the phase diagram on the density-temperature plane by taking into account the effect of the current mass by a variational method. It is…

High Energy Physics - Phenomenology · Physics 2013-07-25 S. Karasawa , T. Tatsumi

We show that a hot rotating fluid of relativistic chiral fermions possesses a new gapless collective mode associated with coherent propagation of energy density and chiral density waves along the axis of rotation. This mode, which we call…

High Energy Physics - Theory · Physics 2016-01-20 M. N. Chernodub

Generally, quantum field theories can be thought as deformations away from conformal field theories. In this article, with a simple bottom up model assumed to possess a holographic description, we study a putative large N quantum field…

High Energy Physics - Theory · Physics 2018-08-01 Avik Banerjee , Arnab Kundu , Augniva Ray

Spin waves in chiral magnetic materials are strongly influenced by the Dzyaloshinskii-Moriya interaction resulting in intriguing phenomena like non-reciprocal magnon propagation and magnetochiral dichroism. Here, we study the non-reciprocal…

The theory of large scale dynamos is reviewed with particular emphasis on the magnetic helicity constraint in the presence of closed and open boundaries. In the presence of closed or periodic boundaries, helical dynamos respond to the…

Astrophysics · Physics 2009-11-07 A. Brandenburg , W. Dobler , K. Subramanian

The chiral magnetic effect (CME) is a highly discussed effect in heavy-ion collisions stating that, in the presence of a magnetic field B, an electric current is generated in the background of topologically nontrivial gluon fields. We…

High Energy Physics - Theory · Physics 2013-01-29 Ingo Kirsch , Tigran Kalaydzhyan

Recent Holographic studies have shown that N=4 super Yang-Mills theory coupled to fundamental matter with finite chemical potential undergoes a first order phase transition. In this paper, we study Nf D6 probe branes with or without…

High Energy Physics - Theory · Physics 2009-05-20 Shunji Matsuura

This paper studies the instability of two-dimensional magnetohydrodynamic (MHD) systems on a sphere using analytical methods. The underlying flow consists of a zonal differential rotation and a toroidal magnetic field is present. Semicircle…

Fluid Dynamics · Physics 2022-12-20 Chen Wang , Andrew D. Gilbert , Joanne Mason

Inhomogeneous chiral phase is discussed in the presence of the magnetic field. A topological aspect is pointed out for the complex order parameter, in relation to the spectral asymmetry of the Dirac operator. It induces an anomalous baryon…

High Energy Physics - Phenomenology · Physics 2015-06-18 T. Tatsumi , K. Nishiyama , S. Karasawa

To characterize the possible magnetic structures created on magnetic multilayers a model has been formulated and studied. The interlayer inhomogeneous structures found indicate either (i) a regular periodic, (ii) a quasiperiodic change in…

Materials Science · Physics 2009-10-31 F. V. Kusmartsev , H. S. Dhillon , M. D. Crapper

The competition between the ferromagnetic exchange interaction and anti-symmetric Dzyaloshinskii-Moriya interaction can stabilize a helical phase or support the formation of skyrmions. In thin films of chiral magnets, the current density…

Mesoscale and Nanoscale Physics · Physics 2020-11-11 Jan Masell , Xiuzhen Yu , Naoya Kanazawa , Yoshinori Tokura , Naoto Nagaosa