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Related papers: Spin light-emitting devices in a 2D magnet

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Recently, unconventional antiferromagnets that enable the splitting of electronic spins have been theoretically proposed and experimentally realized, where the magnetic sublattices containing moments pointing at different directions are…

This article reviews spin-dependent transport of carriers in homogenous three-dimensional and two-dimensional semiconductors. We begin with a discussion of optical orientation of electron spins, which allows both the creation and detection…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 R. Winkler

Optical control of spin in semiconductors has been pioneered using nanostructures of III-V and II-VI semiconductors, but the emergence of two-dimensional van der Waals materials offers an alternative low-dimensional platform for spintronic…

The appeal of lasers can be attributed to both their ubiquitous applications and their role as model systems for elucidating nonequilibrium and cooperative phenomena. Introducing novel concepts in lasers thus has a potential for both…

Mesoscale and Nanoscale Physics · Physics 2019-04-15 Markus Lindemann , Gaofeng Xu , Tobias Pusch , Rainer Michalzik , Martin R. Hofmann , Igor Žutić , Nils C. Gerhardt

The spin angular momentum (SAM) of light has become a cornerstone of numerous photonic applications, including optical communication and chiral photonics. Because SAM is inherently associated with circularly polarized light (CPL), the…

Optics · Physics 2026-04-24 Yuxin Yang , Izzah Machfuudzoh , Qiwen Tan , Takumi Sannomiya

Faster magnetic recording technology is indispensable to massive data storage and big data sciences. {All-optical spin switching offers a possible solution}, but at present it is limited to a handful of expensive and complex rare-earth…

Materials Science · Physics 2016-11-03 G. P. Zhang , Y. H. Bai , T. F. George

Recent advancements in transition metal dichalcogenides (TMDs) have unveiled exceptional optical and electronic characteristics, opened up new opportunities, and provided a unique platform for exploring light-matter interactions under the…

Long carrier spin lifetimes are a double-edged sword for the prospect of constructing "spintronic" logic devices: Preservation of the logic variable within the transport channel or interconnect is essential to successful completion of the…

Mesoscale and Nanoscale Physics · Physics 2016-05-11 Ian Appelbaum , Pengke Li

We investigate quantum coherence of electron spin transported through a semiconductor spintronic device, where spins are envisaged to be controlled by electrical means via spin-orbit interactions. To quantify the degree of spin coherence,…

Mesoscale and Nanoscale Physics · Physics 2017-08-23 Branislav K. Nikolic , Satofumi Souma

In the last decade atomically thin 2D materials have emerged as a perfect platform for studying and tuning light-matter interaction and electronic properties in nanostructures. The optoelectronic properties in layered materials such as…

Mesoscale and Nanoscale Physics · Physics 2024-10-07 Roberto Rosati , Ioannis Paradisanos , Ermin Malic , Bernhard Urbaszek

It has recently been shown that electronic transport in zigzag graphene nanoribbons becomes spin-polarized upon application of an electric field across the nanoribbon width. However, the electric fields required to experimentally induce…

Materials Science · Physics 2012-02-06 Bryan M. Wong , Simon H. Ye , Greg O'Bryan

Diode is a key device in electronics: the charge current can flow through the device under a forward bias, while almost no current flows under a reverse bias. Here we propose a corresponding device in spintronics: the spin-current diode, in…

Mesoscale and Nanoscale Physics · Physics 2015-06-11 Qing-Feng Sun , X. C. Xie

Twistronics, the manipulation of Moir\'e superlattices via the twisting of two layers of two-dimensional (2D) materials to control diverse and nontrivial properties, has recently revolutionized the condensed matter and materials physics.…

Efficient control of a magnetization without an application of the external magnetic fields is the ultimate goal of spintronics. We demonstrate, that in monolayers of $\text{CrI}_3$, magnetization can be switched all optically, by…

Mesoscale and Nanoscale Physics · Physics 2021-08-04 A. Kudlis , I. V. Iorsh , I. A. Shelykh

Electrical detection of spins is an essential tool in understanding the dynamics of spins in semiconductor devices, providing valuable insights for applications ranging from optoelectronics and spintronics to quantum information processing.…

Mesoscale and Nanoscale Physics · Physics 2015-06-23 C. C. Lo , M. Urdampilleta , P. Ross , M. F. Gonzalez-Zalba , J. Mansir , S. A. Lyon , M. L. W. Thewalt , J. J. L. Morton

Two-dimensional (2D) van der Waals (vdW) magnets represent one of the most promising horizons for energy-efficient spintronic applications because their broad range of electronic, magnetic and topological properties. Of particular interest…

Spintronics is an approach to electronics in which the spin of the electrons is exploited to control the electric resistance R of devices. One basic building block is the spin-valve, which is formed if two ferromagnetic electrodes are…

Mesoscale and Nanoscale Physics · Physics 2016-08-16 Sangeeta Sahoo , Takis Kontos , Jürg Furer , Christian Hoffmann , Matthias Gräber , Audrey Cottet , Christian Schönenberger

We study the prospects of detecting dark matter coupled to the spin of the electron, such that it may scatter and excite magnons - collective excitations of electronic spins. We show that materials exhibiting long-range magnetic order where…

High Energy Physics - Phenomenology · Physics 2025-01-31 Giacomo Marocco , John Wheater

Asymmetrical horizontal interdot coupling was demonstrated to exist in a system of a single plane of self-assembled CdTe/ZnTe quantum dots. Photoluminescence excitation (PLE), second order photon correlation and optical orientation were…

Other Condensed Matter · Physics 2009-06-12 T. Kazimierczuk , J. Suffczynski , P. Wojnar , A. Golnik , J. A. Gaj , P. Kossacki

Manipulating and controlling the band structure and the spin-splitting in the newly discovered class of magnetic materials known as 'altermagnets' is highly desirable for their application in spintronics. Based on real-time simulations for…

Strongly Correlated Electrons · Physics 2026-02-03 Sangeeta Rajpurohit , Revsen Karaalp , Yuan Ping , Liang Z. Tan , Tadashi Ogitsu , Peter E. Blöchl