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Chirality-induced spin selectivity (CISS) is an effect that has recently attracted a great deal of attention in chiral chemistry and that remains to be understood. In the CISS effect, electrons passing through chiral molecules acquire a…

We argue that the presence of a very strong magnetic field in the chirally broken phase induces inhomogeneous expectation values, of a spiral nature along the magnetic field axis, for the currents of charge and chirality, when there is…

高能物理 - 唯象学 · 物理学 2010-11-11 Gokce Basar , Gerald V. Dunne , Dmitri E. Kharzeev

Phase transitions are emergent phenomena where microscopic interactions drive a disordered system into a collectively ordered phase. Near the boundary between two phases, the system can exhibit critical, scale-invariant behavior. Here, we…

量子物理 · 物理学 2021-10-27 Yahel Horowicz , Or Katz , Oren Raz , Ofer Firstenberg

Current-induced spin magnetization (CISM) specific to chiral crystals is microscopically analyzed using multipole theory to identify the necessary hopping and spin-orbit couplings (SOCs). Tight-binding models capturing the essence of chiral…

介观与纳米尺度物理 · 物理学 2025-03-07 Ryosuke Hirakida , Masaki Kato , Masao Ogata

Gluon field configurations with nonzero topological charge generate chirality, inducing P- and CP-odd effects. When a magnetic field is applied to a system with nonzero chirality, an electromagnetic current is generated along the direction…

高能物理 - 唯象学 · 物理学 2009-09-01 Dmitri E. Kharzeev , Harmen J. Warringa

Chiral induced spin selectivity is a phenomenon that has been attributed to chirality, spin-orbit interactions, and non-equilibrium conditions, while the role of electron exchange and correlations have been investigated only marginally…

介观与纳米尺度物理 · 物理学 2021-04-28 J. Fransson

Chiral materials are the ideal playground for exploring the relation between symmetry, relativistic effects, and electronic transport. For instance, chiral organic molecules have been intensively studied to electrically generate…

We show that the spin-current response of a semiconductor crystal to an external electric field is considerably more complex than previously assumed. While in systems of high symmetry only the spin-Hall components are allowed, in systems of…

介观与纳米尺度物理 · 物理学 2009-11-13 Dimitrie Culcer , R. Winkler

In this work we manifest that an electrostatic disorder in conducting systems with broken time reversal symmetry universally leads to a chiral ordering of the electron gas giving rise to skyrmion-like textures in spatial distribution of the…

介观与纳米尺度物理 · 物理学 2019-03-08 K. S. Denisov , I. V. Rozhansky , N. S. Averkiev , E. Lahderanta

The chiral-induced spin selectivity (CISS) effect demonstrates a strong coupling between electron spin and molecular chirality, enabling spin-controlled interactions between chiral molecules and magnetic surfaces. While CISS experiments…

Controlling spin currents, i.e., the flow of spin angular momentum, in small magnetic devices is the principal objective of spin electronics, a main contender for future energy efficient information technologies. Surprisingly, a pure spin…

The spinterface mechanism was suggested as a possible origin for the chirality induced spin-selectivity (CISS) effect, and was used to explain and reproduce, with remarkable accuracy, experimental data from transport experiments showing the…

介观与纳米尺度物理 · 物理学 2024-10-25 Oliver L. A. Monti , Yonatan Dubi

Massive higher spin fields are notoriously difficult to introduce interactions when they are described by symmetric (spin)-tensors. An alternative approach is to use chiral description that does not have unphysical longitudinal modes. For…

高能物理 - 理论 · 物理学 2025-01-28 William Delplanque , Evgeny Skvortsov

Recent progress in constructing supramolecular assemblies with hierarchical chirality offers new opportunities to investigate the chirality-induced spin selectivity (CISS) effect and its potential applications. In this work, we…

介观与纳米尺度物理 · 物理学 2025-12-22 Song Chen , Kai-Yuan Zhang , Xi Sun , Shu-Zheng Zhou , Hua-Hua Fu

Chiral materials exhibit a spin filtering effect, so-called chirality-induced spin selectivity (CISS). A recent observation of spin accumulation at the ends of a chiral-structured superconductor has opened up a new pathway for studying the…

超导电性 · 物理学 2025-03-12 Keito Hara , Youichi Yanase

We study the influence of the chiral phase transition on the chiral magnetic effect. The azimuthal charge-particle correlations as functions of the temperature are calculated. It is found that there is a pronounced cusp in the correlations…

高能物理 - 唯象学 · 物理学 2015-05-18 Wei-jie Fu , Yu-xin Liu , Yue-liang Wu

The electronic origin of a large resistance change in nanoscale junctions incorporating spin crossover molecules is demonstrated theoretically by using a combination of density functional theory and the non-equilibrium Green's functions…

介观与纳米尺度物理 · 物理学 2012-06-01 N. Baadji , S. Sanvito

The chiral phase transition at a certain critical temperature is a restoration mechanism of the chiral symmetry, broken by the nonzero mass of quarks and mesons. The transition can be studied through several models, among which are the…

高能物理 - 唯象学 · 物理学 2008-02-20 F. A. Correa , J. Morales

In chemistry and biochemistry, chirality represents the structural asymmetry characterized by non-superimposable mirror images for a material like DNA. In physics, however, chirality commonly refers to the spin-momentum locking of a…

材料科学 · 物理学 2024-08-07 Binghai Yan

Chiral materials have attracted significant research interests as they exhibit intriguing physical properties, such as chiral optical response, spin-momentum locking and chiral induced spin selectivity. Recently, layered transition metal…