English
Related papers

Related papers: Orbital torques and orbital pumping in two-dimensi…

200 papers

Topological spin textures are hallmark manifestations of competing interactions in magnetic matter. Their effective description by nonlinear field theories reflects an energetic frustration that destabilizes uniform order while selecting…

Orbital currents have recently emerged as a promising tool to achieve electrical control of the magnetization in thin-film ferromagnets. Efficient orbital-to-spin conversion is required in order to torque the magnetization. Here we show…

Materials Science · Physics 2024-07-01 Shilei Ding , Min-Gu Kang , William Legrand , Pietro Gambardella

In recent years, orbitronic effects have attracted growing attention as complementary counterparts to the well-established spintronic phenomena. In this work, we demonstrate that monolayers of transition metal dichalcogenides provide an…

Mesoscale and Nanoscale Physics · Physics 2026-05-12 Saikat Saha , Arnab Bose , Sayantika Bhowal

2D materials with nontrivial energy bands are highly desirable for exploring various topological phases of matter, as low dimensionality opens unprecedented opportunities for manipulating the quantum states. Here, it is reported that…

Mesoscale and Nanoscale Physics · Physics 2020-01-17 Chenqiang Hua , Si Li , Zhu-An Xu , Yi Zheng , Shengyuan A. Yang , Yunhao Lu

Orbital angular momentum transport has emerged as a promising route for manipulating magnetic devices, yet its generation has largely relied on the conventional orbital Hall effect. Here, we show that ferro-rotational order enables the…

Materials Science · Physics 2026-02-12 Daegeun Jo , Peter M. Oppeneer

We report the synthesis and characterization of a rare-earth dichalcogenide EuTe$_2$. An antiferromagnetic transition was found at T$_M$ = 11 K. The antiferromagnetic order can be tuned by an applied magnetic field to access a first-order…

Materials Science · Physics 2020-02-05 Junjie Yin , Changwei Wu , Lisi Li , Jia Yu , Hualei Sun , Bing Shen , Benjamin A. Frandsen , Dao-Xin Yao , Meng Wang

Twisted multilayers of two-dimensional (2D) materials are an increasingly important platform for investigating quantum phases of matter, and in particular, strongly correlated electrons. The moir\'e pattern introduced by the relative twist…

Materials Science · Physics 2023-01-11 Mattia Angeli , Gabriel R. Schleder , Efthimios Kaxiras

The strong spin-orbit interaction in the rare-earth elements ensures that even within a ferromagnetic state there is a substantial orbital contribution to the ferromagnetic moment, in contrast to more familiar transition metal systems,…

Low crystal symmetry of magnetic van der Waals materials naturally promotes spin-orbital complexity unachievable in common magnetic materials used for spin-orbit torque switching. Here, using first-principles methods, we demonstrate that an…

Materials Science · Physics 2022-11-09 Tom G. Saunderson , Dongwook Go , Stefan Blügel , Mathias Kläui , Yuriy Mokrousov

Polarons and spin-orbit (SO) coupling are distinct quantum effects that play a critical role in charge transport and spin-orbitronics. Polarons originate from strong electron-phonon interaction and are ubiquitous in polarizable materials…

The interplay of spin and orbital degrees of freedom offers a versatile playground for the realization of a variety of correlated phases of matter. However, the types of spin-orbital interactions are often limited and challenging to tune.…

Strongly Correlated Electrons · Physics 2026-03-31 Ahmed Khalifa , Rokas Veitas , Francisco Machado , Shubhayu Chatterjee

Recent angle resolved photoemission spectroscopy measurements on strong spin-orbit coupled materials have shown an in-plane orbital texture switch at their respective Dirac points, regardless of whether they are topological insulators or…

Materials Science · Physics 2016-08-05 J. A. Waugh , T. Nummy , S. Parham , Qihang Liu , Xiuwen Zhang , Alex Zunger , D. S. Dessau

Among the numerous 2D system that can be prepared via exfoliation, iron phosphorus trisulfide (FePS3) attracts a lot of attention recently due to its broad-range photoresponse, its unusual Ising-type magnetic order and possible applications…

Materials Science · Physics 2023-01-16 Mohammad Amirabbasi , Peter Kratzer

Altermagnets, a novel class of collinear magnetic materials, exhibit unique spin-split band structures, yet topological insulating states in intrinsic altermagnetic systems are rare. Here, we identify monolayer Fe$_2X_2$O ($X$ = Cl, Br, I)…

Materials Science · Physics 2026-01-22 Yong-Kun Wang , Si Li , Shengyuan A. Yang

The current family of experimentally realized two-dimensional magnetic materials consist of 3$d$ transition metals with very weak spin-orbit coupling. In contrast, we report a new platform in a chemically bonded and layered 4$d$ oxide, with…

Three dimensional topological insulator bismuth selenide (Bi2Se3) is expected to possess strong spin-orbit coupling and spin-textured topological surface states, and thus exhibit a high charge to spin current conversion efficiency. We…

Materials Science · Physics 2015-06-01 Yi Wang , Praveen Deorani , Karan Banerjee , Nikesh Koirala , Matthew Brahlek , Seongshik Oh , Hyunsoo Yang

Two-dimensional (2D) ferroelectric materials provide a promising platform for the electrical control of quantum states. In particular, due to their 2D nature, they are suitable for influencing the quantum states of deposited molecules via…

Although multiferroics have undergone extensive examination for several decades, the occurrence of ferroelectricity induced by orbital order is only scarcely documented. In this study, we propose the existence of spontaneous ferroelectric…

Materials Science · Physics 2025-01-07 Xiao-Feng Luo , Xu He , Rui Wang , Hongjun Xiang , Jin-Zhu Zhao

Finding stimuli capable of driving an imbalance of spin-polarised electrons within a solid is the central challenge in the development of spintronic devices. However, without the aid of magnetism, routes towards this goal are highly…

Materials Science · Physics 2022-09-08 Oliver J. Clark , Oliver Dowinton , Mohammad Saeed Bahramy , Jaime Sánchez-Barriga

The orbital Hall effect (OHE), resulting from non-trivial quantum geometry of 2D materials, has several potential advantages over the spin Hall effect (SHE), the latter being well known for its many applications in spintronics. Like the…

Mesoscale and Nanoscale Physics · Physics 2024-12-17 Hao Sun , Giovanni Vignale