English
Related papers

Related papers: Anomalous charge density wave in altermagnetism

200 papers

Magnetotransport provides key experimental signatures in Weyl semimetals. The longitudinal magnetoresistance is linked to the chiral anomaly and the transversal magnetoresistance to the dominant charge relaxation mechanism. Axial magnetic…

Mesoscale and Nanoscale Physics · Physics 2020-04-20 Jan Behrends , Roni Ilan , Jens H. Bardarson

Pair density waves, identified by Cooper pairs with finite center-of-mass momentum, have recently been observed in copper oxide based high T$_\textrm{c}$ superconductors (cuprates). A charge density modulation or wave is also ubiquitously…

Superconductivity · Physics 2021-03-08 Debmalya Chakraborty , Annica M. Black-Schaffer

The interplay between magnetism and superconductivity is one of the dominant themes in the study of unconventional superconductors, such as high-Tc cuprates, iron pnictides and heavy fermions. In such systems, the same d- or f-electrons…

Superconductivity · Physics 2013-01-15 J. B. He , P. P. Wang , H. X. Yang , Y. J. Long , L. X. Zhao , C. Ma , D. M. Wang , X. C. Shangguan , Z. A. Ren , J. Q. Li , G. F. Chen

In this paper we propose two theoretical models of a metallic N\'{e}el ordered antiferromagnet with charge-density wave order which shows the anomalous Hall effect. In our models a combination of the N\'{e}el order and the charge-density…

Mesoscale and Nanoscale Physics · Physics 2024-11-26 Vladimir A. Zyuzin

In a previous paper we suggested that a macroscopic force field applied across a two-dimensional electron gas channel could induce a microscopic charge density wave as soon as the proper compressibility becomes negative, which happens at…

Mesoscale and Nanoscale Physics · Physics 2020-11-24 Erica Hroblak , Mohammad Zarenia , Giovanni Vignale

In this paper, we analyze the relativistic energy spectrum (or relativistic Landau levels) for charged Dirac fermions with anomalous magnetic moment (AMM) in the presence of the chiral magnetic effect (CME) and of a noncommutative (NC)…

High Energy Physics - Theory · Physics 2025-12-18 R. R. S. Oliveira

Anomalous symmetries induce currents which can be parallel rather than orthogonal to the hypermagnetic field. Building on the analogy with charged liquids at high magnetic Reynolds numbers, the persistence of anomalous currents is…

High Energy Physics - Theory · Physics 2013-10-09 Massimo Giovannini

Charge density wave (CDW) order is an emergent quantum phase that is characterized by a periodic lattice distortion and charge density modulation, often present near superconducting transitions. Here we uncover a novel inverted CDW state by…

Anomalous Nernst effect generates a transverse voltage perpendicular to the temperature gradient. It has several advantages compared with the longitudinal thermoelectricity for energy conversion, such as decoupling of electronic and thermal…

Materials Science · Physics 2023-01-02 Panshuo Wang , Zongxiang Hu , Xiaosong Wu , Qihang Liu

Altermagnet (AM), a recently identified class of collinear magnet, has garnered significant attention due to its unique combination of zero net magnetization and spin-split energy bands, leading to a variety of novel physical phenomena.…

Strongly Correlated Electrons · Physics 2026-01-21 Miaomiao Zhao , Wei-Wei Yang , Yin Zhong

We discuss the first theory for the depinning of low dimensional, incommensurate, charge density waves (CDWs) in the strong electron-phonon (e-p) regime. Arguing that most real CDWs systems invariably develop a gigantic dielectric constant…

Materials Science · Physics 2017-05-24 P. Quemerais

Charge density wave (CDW) ordering has been an important topic of study for a long time owing to its connection with other exotic phases such as superconductivity and magnetism. The RTe3 (R = rare-earth elements) family of materials…

We theoretically study how the coexistent state of the charge density wave and the spin density wave in the one-dimensional quarter filled band is enhanced by magnetic fields. We found that when the correlation between electrons is strong…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 Keita Kishigi , Yasumasa Hasegawa

By means of the quark mass density-dependent model, a possible explanation for the doubly charged anomalous event with Z/A=0.114 reported by Alpha Magnetic Spectrometer Collaboration is given. It seems a strangelet. The composition, radius…

Nuclear Theory · Physics 2007-05-23 Yun Zhang , Ru-Keng Su

We consider the problem of sliding motion of a charge-density-wave subject to static disorder within an elastic medium model. Starting with a field-theoretical formulation, which allows exact disorder averaging, we propose a self-consistent…

Disordered Systems and Neural Networks · Physics 2009-10-30 C. R. Werner , U. Eckern

The intermetallic Gd2PdSi3 has recently generated a lot of excitement after reports that it hosts chiral magnetic nano-skyrmions despite its centrosymmetric crystal structure. Using magnetic-field-dependent polarized resonant elastic x-ray…

Strongly Correlated Electrons · Physics 2021-01-12 S. H. Moody , M. N. Wilson , M. T. Birch , M. Gomilšek , S. P. Collins , A. Štefančič , G. Balakrishnan , P. D. Hatton

The anomalous Nernst effect generates transverse voltage to the applied thermal gradient in magnetically ordered systems. The effect was previously considered excluded in compensated magnetic materials with collinear ordering. However, in…

Charge density waves (CDWs) are understood in great details in one dimension, but they remain largely enigmatic in two dimensional systems. In particular, numerous aspects of the associated energy gap and the formation mechanism are not…

Mesoscale and Nanoscale Physics · Physics 2021-01-19 Marcello Spera , Alessandro Scarfato , Árpad Pásztor , Enrico Giannini , David R. Bowler , Christoph Renner

The intricate interplay between novel lattice geometry and spontaneous symmetry-breaking states is at the forefront of contemporary research on quantum materials. Recently, the observation of unconventional charge and pairing density waves…

We investigate the three-dimensional electronic structure of the seminal charge-density-wave (CDW) material 2H-NbSe$_2$ by soft x-ray angle-resolved photoelectron spectroscopy and density-functional theory. Our results reveal the pronounced…

Superconductivity · Physics 2018-07-24 F. Weber , R. Hott , R. Heid , L. L. Lev , M. Caputo , T. Schmitt , V. N. Strocov
‹ Prev 1 8 9 10 Next ›