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Related papers: Incoherent chiral-induced spin selectivity

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The Rashba and Dresselhaus spin-orbit interactions are both shown to yield the low temperature spin-Hall effect for strongly localized electrons coupled to phonons. A frequency-dependent electric field ${\bf E}(\omega)$ generates a…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 O. Entin-Wohlman , A. Aharony , Y. M. Galperin , V. I. Kozub , V. Vinokur

Spin-phonon coupling underlies a number of diverse range of phenomena of recent interest, particularly in transition metal insulators with strong spin-orbit effects, where it may give rise to hybrid magnetoelastic excitations, and the…

Strongly Correlated Electrons · Physics 2024-07-02 Ramesh Dhakal , Samuel Griffith , Kate Choi , Stephen M. Winter

In this study, by engineering the molecular structure, we optimize the spin Hall conductivity and the spin Hall angle in organics by more than five and three orders of magnitude, respectively. We identify two important characteristics of…

Materials Science · Physics 2020-02-28 M. R. Mahani , U. Chopra , Jairo Sinova

Chiral phonons are desirable for applications in spintronics but their generation and control remains a challenge.Here we demonstrate the emergence of truly chiral phonons from selective magnon-phonon coupling in inversion-symmetric…

We have investigated the charge carrier transport in organic molecular semiconductors. It has been found that mobility is a function of electric field and temperature due to hopping conduction. Several theoretical models for charge…

Materials Science · Physics 2007-05-23 Ajit Kumar Mahapatro , Subhasis Ghosh

We provide a theoretical framework for the electric field control of the electron spin in systems with diffusive electron motion. The approach is valid in the experimentally important case where both intrinsic and extrinsic spin-orbit…

Mesoscale and Nanoscale Physics · Physics 2009-09-10 R. Raimondi , P. Schwab

Mesoscopic conductors are electronic systems of sizes in between nano- and micrometers, and often of reduced dimensionality. In the phase-coherent regime at low temperatures, the conductance of these devices is governed by quantum…

Mesoscale and Nanoscale Physics · Physics 2008-03-27 Michael Wimmer , Matthias Scheid , Klaus Richter

We investigate a simple tight-binding Hamiltonian to understand the stability of spin-polarized transport of states with an arbitrary spin content in the presence of disorder. The general spin state is made to pass through a linear chain of…

Disordered Systems and Neural Networks · Physics 2019-04-12 Leonardo Benini , Amrita Mukherjee , Arunava Chakrabarti , Rudolf A. Roemer

In this Letter, we predict a structural phase transition unique to chiral crystals with screw symmetry. In chiral crystals, the phonon frequency renormalized by the electron-phonon coupling depends on the handedness of circular…

Strongly Correlated Electrons · Physics 2026-04-21 Shun Asano , Youichi Yanase

The chirality-induced spin selectivity (CISS), demonstrated in diverse chiral molecules by numerous experimental and theoretical groups, has been attracting extensive and ongoing interest in recent years. As the secondary structure of DNA,…

Mesoscale and Nanoscale Physics · Physics 2020-11-11 Pei-Jia Hu , Si-Xian Wang , Xiao-Hui Gao , Yan-Yang Zhang , Tie-Feng Fang , Ai-Min Guo , Qing-Feng Sun

Analysis of higher-order correlation functions has become a powerful tool for investigating interacting many-body systems in quantum simulators, such as quantum gas microscopes. Experimental measurements of mixed spin-charge correlation…

Strongly Correlated Electrons · Physics 2021-09-08 Yao Wang , Annabelle Bohrdt , Joannis Koepsell , Eugene Demler , Fabian Grusdt

A general mechanism for anesthetic function is not fully understood. Similarly, the mechanism by which xenon, a chemically inert noble gas, can produce anesthetic effects remains ambiguous. However, a previous study reported a surprisingly…

Biological Physics · Physics 2026-05-20 Allan Wang , S. Furkan Ozturk

We discuss transport through an interferometer formed by helical edge states of the quantum spin Hall insulator. Focusing on effects induced by a strong magnetic impurity placed in one of the arms of interferometer, we consider the…

Mesoscale and Nanoscale Physics · Physics 2021-03-31 R. A. Niyazov , D. N. Aristov , V. Yu. Kachorovskii

The controllability of charge transport through an organic molecular spin-valve system is theoretically investigated on the basis of a Su-Schrieffer-Heeger model combined with the non-equilibrium Green's function formalism. We show how the…

Materials Science · Physics 2007-05-23 J. H. Wei , S. J. Xie , L. M. Mei , YiJing Yan

Chirality-induced spin selectivity has been reported in many experiments, but a generally accepted theoretical explanation has not yet been proposed. Here, we introduce a simple model system of a straight cylindrical free-electron wire,…

Mesoscale and Nanoscale Physics · Physics 2023-07-26 Jan M. van Ruitenbeek , Richard Korytár , Ferdinand Evers

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

An impressive success of spintronic applications has been typically realized in metal-based structures which utilize magnetoresistive effects for substantial improvements in the performance of computer hard drives and magnetic random access…

Other Condensed Matter · Physics 2009-11-13 Igor Zutic , Jaroslav Fabian , Steven C. Erwin

The spin-phonon interaction is the dominant process for spin relaxation in Si, and as thermal transport in Si is dominated by phonons, one would expect spin polarization to influence Si's thermal conductivity. Here we report the…

Mesoscale and Nanoscale Physics · Physics 2018-09-07 Paul Lou , Laura de Sousa Oliveira , Chi Tang , Alex Greaney , Sandeep Kumar

Polyalanine molecules (PA) with an {\alpha}-helix conformation gathered recently a lot of interest as the propagation of electrons through the chiral backbone structure comes along with spin polarization of the transmitted electrons. By…

Mesoscale and Nanoscale Physics · Physics 2022-02-16 Nguyen T. N. Ha , L. Rasabathina , O. Hellwig , A. Sharma , G. Salvan , S. Yochelis , Y. Paltiel , L. T. Baczewski , C. Tegenkamp
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