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Related papers: Inelastic electron transport through molecular jun…

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We study inelastic vibration-assisted charge transfer effects in two-site molecular junctions, focusing on signatures of vibrational anharmonicity on the electrical characteristics and the thermoelectric response of the junction. We…

Statistical Mechanics · Physics 2017-12-27 Hava Meira Friedman , Bijay Kumar Agarwalla , Dvira Segal

Electron transport through a single-level quantum dot weakly coupled to Luttinger liquid leads is considered in the master equation approach. It is shown that for a weak or moderately strong interaction the differential conductance…

Strongly Correlated Electrons · Physics 2013-02-06 G. A. Skorobagatko , I. V. Krive

We investigate electron transport through a mixed-valence molecular complex in which an excess electron can tunnel between hetero-valent transition metal ions, each having a fixed localized spin. We show that in this class of molecules the…

Mesoscale and Nanoscale Physics · Physics 2009-03-11 F. Reckermann , M. Leijnse , M. R. Wegewijs

We analyze how functionality could be obtained within single-molecule devices by using a combination of non-equilibrium Green's functions and ab-initio calculations to study the inelastic transport properties of single-molecule junctions.…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 L. K. Dash , H. Ness , M. J. Verstraete , R. W. Godby

The influence of quantum fluctuations on electron transport through small metallic islands with Coulomb blockade effects is studied beyond the perturbative regime. In tunnel junctions with low resistance higher order coherent processes and…

Condensed Matter · Physics 2016-08-31 Jürgen König , Herbert Schoeller , Gerd Schön

The low-temperature transport properties of a molecule are studied in the field-effect transitor geometry. The molecule has an internal mechanical mode that modulates its electronic levels and renormalizes both the interactions and the…

Strongly Correlated Electrons · Physics 2008-01-23 P. S. Cornaglia , Gonzalo Usaj , C. A. Balseiro

Tunneling of electrons through rotor-stator anthracene aldehyde molecular interfaces is studied with a combined ab initio and model approach. Molecular electronic structure calculated from first principles is utilized to model different…

Chemical Physics · Physics 2016-05-27 Irina Petreska , Vladimir Ohanesjan , Ljupco Pejov , Ljupco Kocarev

We present a theory of tunneling and resonant transitions in one-dimensional molecular systems which is based on Green's function theory of electron sub-barrier scattering off the structural units (or functional groups) of a molecular…

Other Condensed Matter · Physics 2007-05-23 I. I. Oleynik , M. A. Kozhushner , V. S. Posvyanskii

While ubiquitous, energy redistribution remains a poorly understood facet of the nonequilibrium thermodynamics of biomolecules. At the molecular level, finite-size effects, pronounced nonlinearities, and ballistic processes produce behavior…

Biological Physics · Physics 2019-11-15 Justin E. Elenewski , Kirill A. Velizhanin , Michael Zwolak

Introduction (2) Experimental background: Test beds (8) Theoretical approaches: A microscopic model(10) The electron-phonon coupling(14)Time and energy scales(15) Theoretical methods(19)Numerical calculations(28) Incoherent vs. coherent…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Michael Galperin , Mark A. Ratner , Abraham Nitzan

The interplay between the electron transport in metal/ferroelectric/metal junctions with ultrathin ferroelectric barriers and the polarization state of a barrier is investigated. Using a model which takes into account screening of…

Other Condensed Matter · Physics 2009-11-11 M. Ye. Zhuravlev , R. F. Sabirianov , S. S. Jaswal , E. Y. Tsymbal

Characterization of the structural and electron transport properties of single chiral molecules provides critical insights into the interplay between their electronic structure and electrochemical environments, providing broader…

Chemical Physics · Physics 2024-09-26 Yueqing Shi , Liya Bi , Zihao Wang , Kangkai Liang , Ji-Kun Li , Xiao-Ye Wang , Wan-Lu Li , Shaowei Li

The influence of vibrational motion on electron conduction through single molecules bound to metal electrodes is investigated employing first-principles electronic-structure calculations and projection-operator Green's function methods.…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 C. Benesch , M. Thoss , W. Domcke , M. Cizek

In the present work we theoretically analyze thermoelectric transport in single-molecule junctions (SMJ) characterized by strong interactions between electrons on the molecular linkers and phonons in their nuclear environments where…

Mesoscale and Nanoscale Physics · Physics 2024-01-17 Natalya A. Zimbovskaya

Molecular bridges covalently bonded to two ferromagnetic electrodes can transform ferromagnetic materials and produce intriguing spin transport characteristics. This paper discusses the impact of molecule induced strong coupling on spin…

Materials Science · Physics 2019-12-04 Pawan Tyagi , Edward Friebe

Quantum transport for different models of isomer molecules attached to two semi-infinite leads is studied on the basis of Green's function technique. Electronic transport properties are significantly affected by (a) the relative position of…

Mesoscale and Nanoscale Physics · Physics 2009-09-15 Santanu K. Maiti

We theoretically analyze correlation effects on the transport properties of a benzene molecule that are mediated by interactions between the motion of the nuclei and the transmitted charge. We focus on the lowest-lying molecular vibrational…

Mesoscale and Nanoscale Physics · Physics 2013-08-09 Michael Knap , Enrico Arrigoni , Wolfgang von der Linden

The influence of an intramolecular proton transfer reaction on the conductance of a molecular junction is investigated employing a generic model, which includes the effects of the electric field of the gate and leads electrodes and the…

Mesoscale and Nanoscale Physics · Physics 2017-03-08 Chriszandro Hofmeister , Pedro B. Coto , Michael Thoss

The multilayer multiconfiguration time-dependent Hartree theory within second quantization representation of the Fock space is applied to study correlated electron transport in models of single-molecule junctions. Extending previous work,…

Mesoscale and Nanoscale Physics · Physics 2015-06-12 Haobin Wang , Michael Thoss

We theoretically investigate the effect of inter-molecular Coulomb interactions on transport through molecular monolayers (or other devices based on a large number of nanoscale conductors connected in parallel). Due to the interactions, the…

Mesoscale and Nanoscale Physics · Physics 2013-04-09 Martin Leijnse