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We present numerical studies of the transport dynamics of a charged soliton in conjugated polymers under the influence of an external time-dependent electric field. All relevant electron-phonon and electron-electron interactions are nearly…

Strongly Correlated Electrons · Physics 2009-09-29 Haibo Ma , Ulrich Schollwoeck

In this paper we review the recent field of organic spintronics, where organic materials are applied as a medium to transport and control spin-polarized signals. The contacts for injecting and detecting spins are formed by metals, oxides,…

Mesoscale and Nanoscale Physics · Physics 2007-06-13 W. J. M. Naber , S. Faez , W. G. van der Wiel

We control the relative coupling strength of carrier and first order motional sideband interactions of a trapped ion by placing it in a resonant optical standing wave. Our configuration uses the surface of a microfabricated chip trap as a…

Interest in the magnetism of organic compounds is growing because of new organic magnets, spin-based electronics and the diverse properties of magnetic edge states in graphene nanoribbons. Electron spin resonance spectroscopy combined with…

Mesoscale and Nanoscale Physics · Physics 2025-04-28 Gregory Czap , Christoph Wolf , Jose Reina-Gálvez , Mark H. Sherwood , Christopher P. Lutz

Weexperimentally realize the continuously controllable dissipative coupling and coherent coupling induced by different magnon modes and the same anti-resonance. It has been observed that the weaker the microwave magnetic field distribution…

Mesoscale and Nanoscale Physics · Physics 2025-08-13 Zhenhui Hao , Yuping Yao , Kang An , Xiling Li , Chi Zhang , Guozhi Chai

Electron-phonon-driven charge density waves can in some circumstances allow electronic correlations to become predominant, driving a system into a Mott insulating state. New insights into both the Mott state and preceding charge density…

Strongly Correlated Electrons · Physics 2021-03-31 C. J. Butler , M. Yoshida , T. Hanaguri , Y. Iwasa

Commensurability oscillations in the magnetotransport of periodically patterned systems, emerging from the interplay of cyclotron orbit and the pattern periodicity, are a benchmark of mesoscopic physics in electron gas systems. Exploiting…

Mesoscale and Nanoscale Physics · Physics 2017-08-30 Stephen R. Power , Morten Rishøj Thomsen , Antti-Pekka Jauho , Thomas Garm Pedersen

Organic semiconductors are indispensable for today's display technologies in form of organic light emitting diodes (OLEDs) and further optoelectronic applications. However, organic materials do not reach the same charge carrier mobility as…

Soft Condensed Matter · Physics 2023-10-12 Patrick Reiser , Manuel Konrad , Artem Fediai , Salvador Léon , Wolfgang Wenzel , Pascal Friederich

We theoretically study the electromagnetic wave radiation of magnons driven by acoustic phonons in systems with strong magnon-phonon interaction. We evaluate the field dependence of radiation intensity spectra which exhibits the avoided…

Mesoscale and Nanoscale Physics · Physics 2022-06-10 Yahui Ji , Chenye Zhang , Tianxiang Nan

We study a model for polaron-like charge transport mechanism along DNA molecules with emphasis on the impact of parametrical and structural disorder. Our model Hamiltonian takes into account the coupling of the charge carrier to two…

Pattern Formation and Solitons · Physics 2015-06-26 D. Hennig , J. F. R. Archilla , J. Agarwal

The combined effect of bulk and interface electron-phonon couplings on the transport properties is investigated in a model for organic semiconductors gated with polarizable dielectrics. While the bulk electron-phonon interaction affects the…

Strongly Correlated Electrons · Physics 2015-05-30 C. A. Perroni , V. Cataudella

The resonant coupling of phonons and magnons is important for the interconversion of phononic and spin degrees of freedom. We studied the phonon transmission in LiNbO3 manipulated by the dynamic magnetization in a Ni thin film. It was…

We study the transport of charge due to polarons in a model of DNA which takes in account its 3D structure and the coupling of the electron wave function with the H--bond distortions and the twist motions of the base pairs. Perturbations of…

Pattern Formation and Solitons · Physics 2018-08-16 J. F. R. Archilla , D. Hennig , J. Agarwal

We investigate the semiclassical electronic transport properties of the bilayer silicene-like system in the presence of charged impurity. The trigonal warping due to the interlayer hopping, and its effect to the band structure of bilayer…

Mesoscale and Nanoscale Physics · Physics 2018-09-18 Chen-Huan Wu

We present a spin-boson theory for magnetotransport in organic semiconducting materials, on the basis of a coupling between charge carriers' spin and a local bosonic environment, which is shown to be an irreducible ingredient in…

Materials Science · Physics 2010-08-17 Yao Yao , Wei Si , Xiaoyuan Hou , Chang-Qin Wu

Electronic conduction in conjugated polymers is of emerging technological interest for high-performance optoelectronic and thermoelectric devices. A completely new aspect and understanding of the conduction mechanism on conducting polymers…

Materials Science · Physics 2015-08-18 Asli Ugur , Ferhat Katmis , Mingda Li , Lijun Wu , Yimei Zhu , Kripa K. Varanasi , Karen K. Gleason

In this work, a new theoretical approach to study the non-equilibrium transport properties of nanoscale systems coupled to metallic electrodes with strong electron-phonon interactions is presented. The proposed approach consists in a…

Mesoscale and Nanoscale Physics · Physics 2013-07-31 R. Seoane Souto , A. Levy Yeyati , A. Martín-Rodero , R. C. Monreal

First principles calculations are used to establish that the electronic structure of graphene ribbons with zig-zag edges is unstable with respect to magnetic polarisation of the edge states. The magnetic interaction between edge states is…

Materials Science · Physics 2015-06-25 L. Pisani , J. A. Chan , B. Montanari , N. M. Harrison

The electron transport properties of hybrid ferromagnetic|normal metal structures such as multilayers and spin valves depend on the relative orientation of the magnetization direction of the ferromagnetic elements. Whereas the contrast in…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Arne Brataas , Gerrit E. W. Bauer , Paul J. Kelly

We theoretically investigate topological spin transport of the magnon-polarons in bilayer magnet with two-dimensional square lattices. Our theory is motivated by recent reports on the van der Waals magnets which show the reversible…

Mesoscale and Nanoscale Physics · Physics 2022-09-14 Gyungchoon Go , Se Kwon Kim