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相关论文: Quantum Transport in a Biphenyl Molecule: Effects …

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Transport through a molecule sandwiched between two metallic electrodes and coupled to a mesoscopic ring that threads a magnetic flux $\phi$ is studied. An analytic approach for the electron transport through the molecular bridge system is…

介观与纳米尺度物理 · 物理学 2010-01-10 Santanu K. Maiti

Electronic transport characteristics through a single phenalenyl molecule sandwiched between two metallic electrodes are investigated by the use of Green's function technique. A parametric approach, based on the tight-binding model, is used…

介观与纳米尺度物理 · 物理学 2009-11-06 Santanu K. Maiti

We investigate the conformation-dependent electron transfer in a biphenyl molecule within a simple tight-binding framework. The overall junction current and circular currents in two benzene rings driven by applied bias voltage are…

介观与纳米尺度物理 · 物理学 2013-07-02 Santanu K. Maiti

We explore electron transport properties for the model of benzene-1, 4-dithiolate (BDT) molecule and for some other geometric models of benzene molecule attached to two semi-infinite one-dimensional metallic electrodes using the Green's…

介观与纳米尺度物理 · 物理学 2010-04-13 Santanu K. Maiti

Quantum transport properties through single polycyclic hydrocarbon molecules attached to two metallic electrodes are studied by the use of Green's function technique. A parametric approach based on the tight-binding model is introduced to…

介观与纳米尺度物理 · 物理学 2009-12-20 Santanu K. Maiti

We study electron transport properties of some molecular wires and a unconventional disordered thin film within the tight-binding framework using Green's function technique. We show that electron transport is significantly affected by…

介观与纳米尺度物理 · 物理学 2009-06-29 Santanu K. Maiti

Electron transport properties through single conjugated molecules sandwiched between two non-superconducting electrodes are studied by the use of Green's function technique. Based on the tight-binding model, we do parametric calculations to…

介观与纳米尺度物理 · 物理学 2009-11-06 Santanu K. Maiti

The effect of dephasing on electron transport through a benzene molecule is carefully examined using a phenomenological model introduced by B\"{u}ttiker. Within a tight-binding framework all the calculations are performed based on the…

介观与纳米尺度物理 · 物理学 2011-04-14 Moumita Dey , Santanu K. Maiti , S. N. karmakar

We explore multi-terminal quantum transport through a benzene molecule threaded by an Aharonov-Bohm flux $\phi$. A simple tight-binding model is used to describe the system and all the calculations are done based on the Green's function…

介观与纳米尺度物理 · 物理学 2010-06-22 Santanu K. Maiti

We explore electron transport properties in molecular wires made of heterocyclic molecules (pyrrole, furan and thiophene) by using the Green's function technique. Parametric calculations are given based on the tight-binding model to…

介观与纳米尺度物理 · 物理学 2009-09-13 Santanu K. Maiti , S. N. Karmakar

We do parametric calculations to elucidate multi-terminal electron transport properties through a molecular system where a single phenalenyl molecule is attached to semi-infinite one-dimensional metallic leads. A formalism based on the…

介观与纳米尺度物理 · 物理学 2010-05-25 Paramita Dutta , Santanu K. Maiti , S. N. Karmakar

Electronic transport through a quantum wire sandwiched between two metallic electrodes and coupled to a quantum ring, threaded by a magnetic flux $\phi$, is studied. An analytic approach for the electron transport through the bridge system…

介观与纳米尺度物理 · 物理学 2009-11-06 Santanu K. Maiti

Electronic transport through a single-molecule magnet Mn$_{12}$ in a two-terminal set up is calculated using the non-equilibrium Green's function method in conjunction with density-functional theory. A single-molecule magnet Mn$_{12}$ is…

材料科学 · 物理学 2010-01-28 Salvador Barraza-Lopez , Kyungwha Park , Víctor García-Suárez , Jaime Ferrer

The effect on molecular transport due to chemical modification of the metal-molecule interface is investigated, using as an example the prototypical molecular device formed by attaching a p-disubstituted benzene molecule onto two gold…

介观与纳米尺度物理 · 物理学 2009-11-10 Yongqiang Xue , Mark A. Ratner

We investigate electron transport through single conjugated molecules - including benzenedithiol, oligo-phenylene-ethynylenes of different lengths, and a ferrocene-containing molecule sandwiched between two gold electrodes with different…

介观与纳米尺度物理 · 物理学 2009-08-12 San-Huang Ke , Harold U. Baranger , Weitao Yang

The experimentally obtained (Venkataraman {\em et al}. \cite{latha}) cosine squared relation of electronic conductance in a biphenyl molecule is verified theoretically within a tight-binding framework. Using Green's function formalism we…

介观与纳米尺度物理 · 物理学 2014-04-25 Santanu K. Maiti

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…

介观与纳米尺度物理 · 物理学 2009-09-15 Santanu K. Maiti

In all theoretical treatments of electron transport through single molecules between two metal electrodes, a clear distinction has to be made between a coherent transport regime with a strong coupling throughout the junction and a Coulomb…

介观与纳米尺度物理 · 物理学 2015-06-05 Robert Stadler , Jerome Cornil , Victor Geskin

Electron transport characteristics are investigated through some molecular chains attached to two non-superconducting electrodes by the use of Green's function method. Here we do parametric calculations based on the tight-binding…

介观与纳米尺度物理 · 物理学 2009-07-31 Santanu K. Maiti

Electron transport characteristics through molecular wires are studied by using the Green's function formalism. Parametric calculations are performed based on the tight-binding model to investigate the transport properties through the…

介观与纳米尺度物理 · 物理学 2009-11-06 Santanu K. Maiti
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