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相关论文: Effects of electron-phonon interaction on non-equi…

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The topic of this review is the effects of electron-phonon interaction (EPI) on the transport properties of molecular nano-conductors. A nano-conductor connects to two electron leads and two phonon leads, possibly at different temperatures…

介观与纳米尺度物理 · 物理学 2015-04-07 Jing-Tao Lü , Hangbo Zhou , Jin-Wu Jiang , Jian-Sheng Wang

The joint effect of the electron-phonon interaction and Kondo effect on the nonequilibrium transport through the single molecule transistor is investigated by using the improved canonical transformation scheme and extended equation of…

介观与纳米尺度物理 · 物理学 2016-08-16 Zuo-Zi Chen , Haizhou Lu , Rong Lü , Bang-fen Zhu

The linear transport properties of a model molecular transistor with electron-electron and electron-phonon interactions were investigated analytically and numerically. The model takes into account phonon modulation of the electronic energy…

介观与纳米尺度物理 · 物理学 2007-05-23 P. S. Cornaglia , D. R. Grempel , H. Ness

The important role of the electron-phonon interaction (EPI) in explaining the properties of the normal state and pairing mechanism in high-T$_{c}$ superconductors (HTSC) is discussed. A number of experimental results are analyzed such as:…

超导电性 · 物理学 2009-11-10 Miodrag L. Kulic

Electron transport in periodic quantum dot arrays in the presence of interactions with phonons was investigated using the formalism of nonequilibrium Green's functions. The self-consistent Born approximation was used to model the…

介观与纳米尺度物理 · 物理学 2009-11-13 Nenad Vukmirović , Zoran Ikonić , Dragan Indjin , Paul Harrison

Resonant electron transport through a mesoscopic region (quantum dot or single molecule) with electron-phonon interaction is considered at finite voltage. In this case the standard Landauer-B\"uttiker approach cannot be applied. Using the…

介观与纳米尺度物理 · 物理学 2009-11-10 D. A. Ryndyk , J. Keller

By using nonequilibrium Green's functions and the equation of motion method, we formulate a self-consistent field theory for the electron transport through a single molecular junction (SMJ) coupled with a vibrational mode. We show that the…

介观与纳米尺度物理 · 物理学 2015-09-28 Guo-Hui Ding , Bing Dong

Within the framework of nonequilibrium Green's functions, we investigate the thermoelectric transport in a single molecular junction with electron-phonon and electron-electron interactions. By transforming into a displaced phonon basis, we…

介观与纳米尺度物理 · 物理学 2012-04-26 Jie Ren , Jian-Xin Zhu , James E. Gubernatis , Chen Wang , Baowen Li

Nonlinear electrical effects in superconducting S-c-S contacts, including the spectroscopy of electron-phonon interactions (EPI) in these systems, and the recovery of the EPI function from experimental data are discussed. The effect of a…

超导电性 · 物理学 2015-12-15 N. L. Bobrov

The electron transport through a three-terminal single-molecular transistor (SMT) is theoretically studied. We find that the differential conductance of the third and weakly coupled terminal versus its voltage matches well with the spectral…

介观与纳米尺度物理 · 物理学 2009-11-13 Juntao Song , Qing-feng Sun , Jinhua Gao , X. C. Xie

The recovering procedure of the electron-phonon interaction (EPI) functions from the additional nonlinearities of the current-voltage curve ($I-V$ curve) of point contacts associated with an excess current is considered. The approach…

超导电性 · 物理学 2021-09-03 N. L. Bobrov

Employing the nonequilibrium Green's function method, we develop a fully quantum mechanical model to study the coupled electron-phonon transport in one-dimensional atomic junctions in the presence of a weak electron-phonon interaction. This…

介观与纳米尺度物理 · 物理学 2008-03-04 J. T. Lü , Jian-Sheng Wang

We investigate the effect of tuning the phonon energy on the correlation effects in models of electron-phonon interactions using DMFT. In the regime where itinerant electrons, instantaneous electron-phonon driven correlations and static…

强关联电子 · 物理学 2015-05-13 J. P. Hague , N. d'Ambrumenil

We theoretically study the intraband transition spectrum of single electron transistors (SETs) composed of individual self-assembled quantum dots. The polarization of SETs is obtained by using the nonequilibrium Green's function technique…

介观与纳米尺度物理 · 物理学 2009-11-11 David M. -T. Kuo

We theoretically investigate the transport properties of a molecule embedded in one arm of a mesoscopic Aharonov-Bohm interferometer. Due to the presence of phonons the molecule level position ($\epsilon_d$) and the electron-electron…

介观与纳米尺度物理 · 物理学 2015-05-18 Jong Soo Lim , Rosa Lopez , Gloria Platero , Pascal Simon

The electron-phonon interaction (EPI) effect in single-walled carbon nanotube is investigated by the nonequilibrium Green's function approach within the Born approximation. Special attention is paid to the EPI induced Joule heating…

材料科学 · 物理学 2012-02-06 Jin-Wu Jiang , Jian-Sheng Wang

The possibility to reconstruct the electron-phonon interaction (EPI) function was demonstrated for S-c-N and S-c-S point contacts using the superconducting inelastic contribution to the excess current caused by Andreev reflection processes.…

超导电性 · 物理学 2014-05-28 N. L. Bobrov , A. V. Khotkevich , G. V. Kamarchuk , P. N. Chubov

The experimentally observed nonlinearities of the current-voltage characteristics (CVCs) of tantalum-based point homo- and hetero- contacts in both normal and superconducting states related to electron-phonon interaction (EPI) were…

超导电性 · 物理学 2019-06-12 N. L. Bobrov

Electron-phonon interaction (EPI) is presumably detrimental for thermoelectric performance in semiconductors because it limits carrier mobility. Here we show that enhanced EPI with strong energy dependence offers an intrinsic pathway to…

材料科学 · 物理学 2019-11-06 Yi Xia , Junsoo Park , Vidvuds Ozoliņš , Chris Wolverton

We investigate the influences of the electron-phonon interaction on the transport properties of one quantum-dot system with a side-coupled Majorana zero mode (MZM). Our calculation results show that at the zero-temperature limit, the…

介观与纳米尺度物理 · 物理学 2020-03-18 Xiao-Qi Wang , B. H. Wu , Shu-Feng Zhang , Qi Wang , Wei-Jiang Gong
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