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The influence of acceleration and rotation on spintronic applications is theoretically investigated. In our formulation, considering a Dirac particle in a non-inertial frame, different spin related aspects are studied. The spin current…

Mesoscale and Nanoscale Physics · Physics 2014-08-27 Debashree Chowdhury , B. Basu

Chirally Induced Spin Selectivity (CISS) is a transport phenomenon observed in both linear and non-linear regimes, where the spin-orbit coupling (SOC) acts as the key driver and electron tunneling serves as the dominant mechanism for charge…

Mesoscale and Nanoscale Physics · Physics 2024-01-05 Miguel Mena , Bertrand Berche , Ernesto Medina

Electrical generation of polarized spins in nonmagnetic materials is of great interest for the underlying physics and device potential. One such mechanism is chirality-induced spin selectivity (CISS), with which structural chirality leads…

Chiral molecules are known to preferentially select electrons with a particular spin state, an effect termed chirality-induced spin selectivity (CISS). In this work, the transient CISS dynamics in a chiral molecule are investigated through…

Mesoscale and Nanoscale Physics · Physics 2025-11-03 Riley Stuermer , Collin VanEssen , Jacob Byers , Keith Ferrer , Prasad Gudem , Diego Kienle , Jonas Fransson , Mani Vaidyanathan

The notion of chiral-induced spin selectivity (CISS) has attracted intensive research interest recently. However, the practical applications of the CISS effects face challenges due to relatively low spin polarization. In this Letter, we…

Mesoscale and Nanoscale Physics · Physics 2024-02-05 Wei Liu , Jingqi Chen , Wenjie Dou

Chiral spin textures such as skyrmions have attracted considerable attention due to their nontrivial topology, chirality, stability at the nanoscale, and potential for low-power spintronic devices. The recent discovery of intrinsic…

Mesoscale and Nanoscale Physics · Physics 2026-04-24 Nihad Abuawwad , Samir Lounis

Time-reversal symmetric charge and spin transport through a molecule comprising two-orbital channels and connected to two leads is analyzed. It is demonstrated that spin-resolved currents are generated when spin-flip processes are…

Mesoscale and Nanoscale Physics · Physics 2020-08-05 Yasuhiro Utsumi , Ora Entin-Wohlman , Amnon Aharony

We study the chiral higher-spin symmetry algebras $\mathfrak{ca}$ of various twistorial higher-spin theories. These symmetries play the roles of asymptotic symmetries on the celestial twistor sphere, which constrain the observables of…

High Energy Physics - Theory · Physics 2025-12-30 Tung Tran

Spin polarization effects in nonmagnetic materials are generally believed as an outcome of spin-orbit coupling provided that the global inversion symmetry is lacking, also known as 'spin-momentum locking'. The recently discovered hidden…

Chiral molecular junctions offer a promising platform for realizing chiral-induced spin selectivity (CISS), where spin filtering occurs without external magnetic fields. Here, we investigate spin transport in such junctions by combining…

Mesoscale and Nanoscale Physics · Physics 2025-09-19 Yu Wang , Ruihao Bi , Wei Liu , Jiayue Han , Wenjie Dou

We investigate the spin excitation spectra in chiral and polar magnets by the linear spin-wave theory for an effective spin model with symmetric and antisymmetric long-range interactions. In one dimension, we obtain the analytic form of the…

Strongly Correlated Electrons · Physics 2021-12-09 Yasuyuki Kato , Satoru Hayami , Yukitoshi Motome

We theoretically analyze spin filtering in two-terminal systems, induced by the spin-orbit interaction (SOI), as a possible origin of the ``chirality-induced spin selectivity'' (CISS) effect observed experimentally in chiral molecules, such…

Mesoscale and Nanoscale Physics · Physics 2022-12-26 Yasuhiro Utsumi , Takemitsu Kato , Ora Entin-Wohlman , Amnon Aharony

Based on density functional calculation with LDA+U method, we propose that hypothetical Osmium compounds such as CaOs2O4 and SrOs2O4 can be stabilized in the geometrically frustrated spinel crystal structure. They also show some exotic…

Materials Science · Physics 2015-05-27 Xiangang Wan , Ashvin Vishwanath , Sergey Y. Savrasov

Chirality pervades multiple scientific domains-physics, chemistry, biology, and astronomy-and profoundly influences their foundational principles. Recently, the chirality-induced spin selectivity (CISS) phenomenon has captured significant…

Although photon spin-orbit interaction (SOI) has been extensively studied, the vortex-conversion efficiency and the enhancement of spin Hall effect in abnormal modes in SOI remain to be investigated. Using an one-dimensional (1D) photonic…

Optics · Physics 2024-02-27 Xianjun Wang , Yufu Liu , Yunlin Li , Langlang Xiong , Xunya Jiang

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…

Materials Science · Physics 2024-08-07 Binghai Yan

Spin-orbit coupling in crystals is known to lead to unusual direction dependent exchange interactions, however understanding of the consequeces of such effects in molecular crystals is incomplete. Here we perform four component relativistic…

Strongly Correlated Electrons · Physics 2017-04-19 A. C. Jacko , A. L. Khosla , J. Merino , B. J. Powell

Chiral light-matter interactions supported by topological edge modes at the interface of valley photonic crystals provide a robust method to implement the unidirectional spin transfer. The valley topological photonic crystals possess a pair…

Topological aspects of the geometry of DNA and similar chiral molecules have received a lot of attention, while the topology of their electronic structure is less explored. Previous experiments have revealed that DNA can efficiently filter…

Mesoscale and Nanoscale Physics · Physics 2022-10-07 Yizhou Liu , Jiewen Xiao , Jahyun Koo , Binghai Yan

Chirality induced spin selectivity, discovered about two decades ago in helical molecules, is a non-equilibrium effect that emerges from the interplay between geometrical helicity and spin-orbit interactions. Several model Hamiltonians…

Mesoscale and Nanoscale Physics · Physics 2019-11-13 J. Fransson
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