English
Related papers

Related papers: The valley Nernst effect in WSe$_2$

200 papers

Thermoelectrics (TEs) are solid-state devices that can realize heat-electricity conversion. Transverse TEs require materials with a large Nernst effect, which typically requires a strong applied magnetic field. However, topological…

Materials Science · Physics 2025-07-08 Jiamin Wen , Kaustuv Manna , Dung Vu , Subhadeep Bej , Yu Pan , Claudia Felser , Brian Skinner , Joseph P. Heremans

Recent advances in spin transport research have highlighted the potential of quantum paramagnets as platforms for exploring novel phenomena and developing next-generation technologies. In this paper, we investigate the flavor Nernst effect…

Strongly Correlated Electrons · Physics 2024-12-04 Bowen Lu , Bowen Ma , Yue Yu , Gang Chen

Semiconductor lasers are strongly altered by adding spin-polarized carriers. Such spin lasers could overcome many limitations of their conventional (spin-unpolarized) counterparts. While the vast majority of experiments in spin lasers…

Mesoscale and Nanoscale Physics · Physics 2017-04-05 Paulo E. Faria Junior , Gaofeng Xu , Yang-Fang Chen , Guilherme M. Sipahi , Igor Žutić

In Mn$_3$X (X=Sn, Ge) antiferromagnets domain walls are thick and remarkably complex because of the non-collinear arrangement of spins in each domain. A planar Hall effect (PHE), an electric field perpendicular to the applied current but…

Materials Science · Physics 2020-12-18 Liangcai Xu , Xiaokang Li , Linchao Ding , Kamran Behnia , Zengwei Zhu

As a non-magnetic heavy metal is attached to a ferromagnet, a vertically flowing heat-driven spin current is converted to a transverse electric voltage, which is known as the longitudinal spin Seebeck effect (SSE). If the ferromagnet is a…

Mesoscale and Nanoscale Physics · Physics 2015-06-23 Yadong Xu , Bowen Yang , Chi Tang , Zilong Jiang , Michael Schneider , Renu Whig , Jing Shi

Two-dimensional Chern insulators have emerged as crucial platforms for the realization of the quantum anomalous Hall effect, and as such have attracted significant interest in spintronics and topological quantum physics due to their unique…

Mesoscale and Nanoscale Physics · Physics 2026-02-24 Panjun Feng , Miao Gao , Xun-Wang Yan , Fengjie Ma

A simple model describing the Nernst-Ettingshausen effect (NEE) in two-component electronic liquids is formulated. The examples considered include graphite, where the normal and Dirac fermions coexist, superconductor in fluctuating regime,…

Superconductivity · Physics 2015-05-13 Andrey A. Varlamov , Alexey V. Kavokin

Valleytronics rooted in the valley degree of freedom is of both theoretical and technological importance as it offers additional opportunities for information storage and electronic, magnetic and optical switches. In analogy to…

Materials Science · Physics 2017-01-04 Wen-Yi Tong , Shi-Jing Gong , Xiangang Wan , Chun-Gang Duan

We report the planar and anomalous Nernst effect in epitaxial thin films of spin polarized La2/3Sr1/3MnO3. The thermal counterpart of the anomalous Hall effect in this material (i.e. the anomalous Nernst effect) shows a extreme sensitivity…

Materials Science · Physics 2014-06-03 Cong Tinh Bui , Francisco Rivadulla

The generation, manipulation and detection of spin-polarized electrons in nanostructures define the main challenges of spin-based electronics[1]. Amongst the different approaches for spin generation and manipulation, spin-orbit coupling,…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Sergio O. Valenzuela , M. Tinkham

We show that the strong Nernst effect observed recently in amorphous superconducting films far above the critical temperature is caused by the fluctuations of the superconducting order parameter. We employ the quantum kinetic approach for…

Superconductivity · Physics 2015-05-14 Karen Michaeli , Alexander M. Finkel'stein

We study electronic transport in graphene under the influence of a transversal magnetic field $\f{B}(\f{r})=B(x)\f{e}_z$ with the asymptotics $B(x\to\pm\infty)=\pm B_0$, which could be realized via a folded graphene sheet in a constant…

Mesoscale and Nanoscale Physics · Physics 2013-01-18 Friedemann Queisser , Ralf Schützhold

The search for a giant Nernst effect beyond conventional mechanisms offers advantages for developing advanced thermoelectric devices and understanding charge-entropy conversion. Here, we study the Seebeck and Nernst effects of HfTe5 over a…

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

We identify and investigate thermal spin transport phenomena in sputter-deposited Pt/NiFe$_2$O$_{\textrm{4-x}}$ ($4\geq x \geq 0$) bilayers. We separate the voltage generated by the spin Seebeck effect from the anomalous Nernst effect…

We present nanosecond timescale Vlasov-Fokker-Planck-Maxwell modeling of magnetized plasma transport and dynamics in a hohlraum with an applied external magnetic field, under conditions similar to recent experiments. Self-consistent…

The spin Seebeck effect is a spin-motive force generated by a temperature gradient in a ferromagnet that can be detected via normal metal contacts through the inverse spin Hall effect [K. Uchida {\it et al.}, Nature {\bf 455}, 778-781…

Materials Science · Physics 2010-09-07 Jiang Xiao , Gerrit E. W. Bauer , Ken-ichi Uchida , Eiji Saitoh , Sadamichi Maekawa

The electric Hall effect (EHE) is a newly identified Hall effect characterized by a perpendicular electric field inducing a transverse charge current in two-dimensional (2D) systems. Here, we propose a spin and valley version of EHE. We…

Mesoscale and Nanoscale Physics · Physics 2026-03-25 W. Zeng

We theoretically investigate the vortex spin Hall effect, i.e., a novel spin Hall effect driven by the motion of superconducting vortices, by focusing on the role of superconducting fluctuations. Within the BCS-Gor'kov microscopic approach…

Superconductivity · Physics 2021-04-15 Takuya Taira , Yusuke Kato , Masanori Ichioka , Hiroto Adachi

We theoretically investigated the fundamental distinction between intrinsic and extrinsic nonlinear thermal Hall effect in the presence of disorder at the second-order response to the temperature gradient in terms of the semi-classical…

Materials Science · Physics 2022-05-18 Da-Kun Zhou , Zhi-Fan Zhang , Xiao-Qin Yu , Zhen-Gang Zhu , Gang Su