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Related papers: Controlled Stability of Molecular Junctions

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Simulating percolation and critical phenomena of labelled species inside films composed of single-component linear homogeneous macromolecules using molecular Monte Carlo method in 3 dimensions, we study dependence of these conducting…

Soft Condensed Matter · Physics 2019-09-05 Yuki Norizoe , Hiroshi Morita

We propose a method, called as thick-target transmission (T3) method, to obtain an excitation function of interaction cross sections. In an ordinal experiment to measure the excitation function of interaction cross sections by the…

Nuclear Experiment · Physics 2016-10-18 M. Aikawa , S. Ebata , S. Imai

Recently it has been predicted that the Andreev bound state spectrum of 4-terminal Josephson junctions may possess zero-energy Weyl singularities. Using one superconducting phase as a control parameter, these singularities are associated…

Mesoscale and Nanoscale Physics · Physics 2017-10-04 Julia S. Meyer , Manuel Houzet

Quantum interference, be it destructive or constructive, has a substantial influence on the magnitude of molecular conductance and consequently there is significant interest in predicting these effects. It is commonly thought that…

Mesoscale and Nanoscale Physics · Physics 2015-10-21 Kim G. L. Pedersen , Anders Borges , Per Hedegård , Gemma C. Solomon , Mikkel Strange

We have fabricated a variety of novel molecular tunnel junctions based on self-assembled-monolayers (SAM) of two-component solid-state mixtures of molecular wires (1,4 methane benzene-dithiol; Me-BDT with two thiol anchoring groups), and…

Materials Science · Physics 2009-11-11 Vladimir Burtman , Alexander S. Ndobe , Valy Z. Vardeny

First-principles density functional calculations show that the $\textrm{SrRuO}_{3}/\textrm{PbTiO}_{3}/\textrm{SrRuO}_{3}$ multiferroic junction with asymmetric (RuO$_{2}$/PbO and TiO$_{2}$/SrO) interfaces has a large ferroelectric…

Materials Science · Physics 2013-12-20 Francesco Ricci , Alessio Filippetti , Vincenzo Fiorentini

A quantum circuit rule for combining quantum interference (QI) effects in the conductive properties of oligo(phenyleneethynylene) (OPE)-type molecules possessing three aromatic rings was investigated both experimentally and theoretically.…

Understanding conformational change is crucial for programming and controlling the function of many mechanical systems such as allosteric enzymes and tunable metamaterials. Of particular interest is the relationship between the network…

Computational Physics · Physics 2019-07-24 Jason Z. Kim , Zhixin Lu , Steven H. Strogatz , Danielle S. Bassett

We investigate how different interface geometries of an Al/Al$_2$O$_3$ junction, a common component of modern tunnel devices, affect electron transport through the tunnel barrier. We study six distinct Al/Al$_2$O$_3$ interfaces which differ…

Mesoscale and Nanoscale Physics · Physics 2016-03-23 M Koberidze , A V Feshchenko , M J Puska , R M Nieminen , J P Pekola

Diverse interlayer tunability of physical properties of two-dimensional layers mostly lies in the covalent-like quasi-bonding that is significant in electronic structures but rather weak for energetics. Such characteristics result in…

Materials Science · Physics 2019-04-03 Peiheng Jiang , Cong Wang , Dachuan Chen , Zhicheng Zhong , Zhe Yuan , Zhong-Yi Lu , Wei Ji

Amine terminated molecules show well behaved conductance in the scanning tunneling microscope break-junction experimental measurements. We performed density functional theory based electron transport calculations to explain the nature of…

Materials Science · Physics 2007-10-17 Zhenyu Li , D. S. Kosov

We develop a new general formulation to explore light-driven electron transport through a single-molecule device with multiple pathways. Three individual systems are proposed including (i) a two-terminal molecular junction based on…

Mesoscale and Nanoscale Physics · Physics 2014-01-20 Liang-Yan Hsu , Herschel Rabitz

A wealth of intriguing properties emerge in the seemingly simple system composed of the band insulators LaAlO3 and SrTiO3 such as a two-dimensional electron gas, superconductivity and magnetism. In this paper we review the current insight…

Materials Science · Physics 2013-08-05 R. Pentcheva , R. Arras , K. Otte , V. G. Ruiz , W. E. Pickett

Whereas spintronics brings the spin degree of freedom to electronic devices, molecular/organic electronics adds the opportunity to play with the chemical versatility. Here we show how, as a contender to commonly used inorganic materials,…

We report on the synthesis, scanning tunneling microscopy (STM) and theoretical modeling of the electrostatic and transport properties of one-dimensional organic heterostructures consisting of contiguous lines of CF3- and OCH3-substituted…

Mesoscale and Nanoscale Physics · Physics 2008-12-19 George Kirczenow , Paul G. Piva , Robert A. Wolkow

The 3D topological insulator (TI) PN junction under magnetic fields presents a novel transport property which is investigated both theoretically and numerically in this paper. Transport in this device can be tuned by the axial magnetic…

Mesoscale and Nanoscale Physics · Physics 2018-08-27 Ning Dai , Yan-Feng Zhou , Peng Lv , Qing-Feng Sun

We report a theoretical study suggesting a novel type of electronic switching effect, driven by the geometrical reconstruction of nanoscale graphene-based junctions. We considered junction struc- tures which have alternative metastable…

Mesoscale and Nanoscale Physics · Physics 2015-05-27 T. Kawai , M. Poetschke , Y. Miyamoto , C. G. Rocha , S. Roche , G. Cuniberti

Understanding the properties of electronic transport across metal-molecule interfaces is of central importance for controlling a large variety of molecular-based devices such as organic light emitting diodes, nanoscale organic spin-valves…

Mesoscale and Nanoscale Physics · Physics 2016-02-03 T. Yelin , R. Korytar , N. Sukenik , R. Vardimon , B. Kumar , C. Nuckolls , F. Evers , O. Tal

Topological protection is an attractive signature in both fundamental and applied researches because it provides an exotic and robust state. Multi-terminal Josephson junctions have recently been studied extensively owing to the emergence of…

Mesoscale and Nanoscale Physics · Physics 2025-10-08 Kento Takemura , Tomohiro Yokoyama

We study pentanedithiol molecular junctions formed by means of the break-junction technique with a scanning tunneling microscope at low temperatures. Using inelastic electron tunneling spectroscopy and first-principles calculations, the…